e-Callisto Journal of events, problems and solutions

2024-07-14
TAIWAN out of order, just instrumental noise
FINLAND-Kempele out of operation due to an upgrade
GLASGOW no data

2024-06-30
Austria-Krumbach back in operation after replacing USB/RS-232 adapter
GLASGOW no data

2024-06-28
Austria-Krumbach out of operation due to lightning strike

2024-06-27
Mongolia time now in local time, 8h in the future...

2024-06-26
Mongolia time wrong by 2 minutes

2024-06-24
RWANDA changed frequency file 45-160 MHz
MRT still no data

2024-06-22
GLASGOW back on-line
MRT no data
1st ligth TAIWAN, a type II
Malaysia lost sensitivity
Alexandria no data

2024-06-20
NASA send X-band data
GLASGOW still not operational

2024-06-16
BIR back on-line

2024-06-15
New  station ITALY-Strassolt 1st light
BIR and GLASGOW no data

2024-05-27
RWANDA back on-line
GRAZ back on-line
GLASGOW back on.line
OOTY back on.line
Burst-list does only show one station with the best SNR and minimum rfi. This to save time of visual inspection by the PI.

2024-05-20
OOTY back online

2024-05-18/19
GRAZ no data
GLASGOW no data
OOTY no data

2024-05-17
DENMARK back on-line
RWANDA just a few files
ETHIOPA no data
ASSA probably will start with SFTP

2024-05-15
Krumbach lost signal

2024-05-09
1st light ETHIOPIA
1st light Germany_Kiel

2024-05-08
Udaipur back on-line

2024-05-05
EGYPT-SpaceAgency time stamp too eraly by 1 minute

2024-05-03
KRIM sent a few FIT-files by email

2024-04-30
11:37 UT Michelbach just noise due to antenna maintenance

2024-04-29
ETHIOPIA back on-line
USO issue with ftp-ports
MEXICO-LANCE-? back on-line

2024-04-28
MEXICO-LANCE no data

2024-04-24
GLASGOW back on-line

2024-04-19
SRI-Lanka back on-line
09:26 change wire-loop to 6m Yagi, see SWISS-HB9SCT_20240419_091500_02.fit.gz
MEXICO-FCFM-UANL loss of sensitivity

2024-04-14
TRIEST no data

2024-04-12
BIR back on-line
MRT3 no signal, no burst

2024-04-11
BIR no data

2024-04-08
INDIA-UDAIPUR back on-line
MRT3 back on-line
AUSTRIA-GRAZ back on-line. Power LNA was off

2024-04-07
INDIA-UDAIPUR no data
Mauritius (MRT?) no data

2024-04-05
AUSTRIA-GRAZ no signal, just instrumental noise
Croatia-Visnjan starting with continous files upload
GLASGOW no data after 05:45UT

2024-04-04
First files from Croatia-Visnjan
ROMANIA with 264 channels which has never been tested...

2024-04-03
EGYPT-Alexandria back on-line

2024-04-02
POLAND-Grotniki back on-line
SWISS-MUHEN back on-line
AUSTRIA-MICHELBACH back on-line

2024-04-01
SWISS-MUHEN no data
EGYPT-Alexandria no data
AUSTRIA-Michelbach no data
ALASKA-Anchorage no data

2024-03-30
SWISS-Landschlacht back on-line. Computer restart solved the problem.

2024-03-29
Malaysia uploading data from the future

2024-03-27
SWISS-Landschlacht no data

2024-03-22
EGYPT-SpaceAgency timing error, one minute too late
USA-ARIZONA-ERAU very low sensitivity. Rats have eaten the coax cable...

2024-03-20
SWISS-Heiterswil back on-line

2024-03-19
SANSA just instrumental noise

2024-03-16
Mongolia back on-line

2024-03-14
GLASGOW back on-line
GAURI back on-line
USA-BOSTON test data from DLR Neustrelitz

2024-03-14
GLASGOW no data
Gauribidanur no data
ROMANIA plans to move and improve antenna + LNA
HB9SCT strong interferenc edue to weather-station + Raspberry Pi
Udaipur back on-line
Malaysia back on-line
SANSA no data

2024-03-08
Malaysia problem with internet access
Udaipur no data

2024-03-07
BIR back, LWA power supply broken
DENMARK not operational
AUSTRIA-Krumbach back on-line. RS-232 connector issue solved
ALGERIA back on-line
SANSA 1st ligth after long time of no burst

2024-03-04
BIR  out of order, frontend dead
AUSTRIA-Krumbach communication error

2024-02-17
GLASGO no data
SRI-Lanka still uploads data from the future
No data from Egypt (Alexandria and EgSA)
No data from Mongolia
No data from Algeria
COHOE back on-line
Testing of new server soleil

2024-02-15
SRI-Lanka totally wrong time, probably local time
ANCHORAGE back on-line
SANSA on-line but, very bad sensitivty and strange noise level
MEXICO-FCFM-UANL off-line
HUMAIN still 1 minute too late

2024-02-11
COHOE out of order
ANCHORAGE out of order
ETHIOPIA still no signal
1st light Finland-Kempele
SANSA off-line again

2024-01-28
Server down at FHNW, FTP-server is operational thus, data are saved

2024-01-26
BIR back on-line
AUSTRIA-MICHELBACH changed from Windows -PC to Raspberry Pi
SANSA back on-line
POLAND no data

2024-01-22
Malaysia only instrumental noise
MRT3 back on-line
BIR serios issues starting observations
Ethiopia no data
Rwanda no data

2024-01-06
MONGOLIA back online

2024-01-03
UDAIPUR back online with FC=03
Austria-Michelbach back on-line
RWANDA no data

2023-12-24
BIR no data
RWANDA tiny burst detected
Austria-Michelbach no data
India-Udaipur no data

2023-12-19
SANSA back on-line
BIR back on-line
MRT no data
TRIEST new CLP-5130 for FC=57

2023-12-14
BIR no data
GLASGOW no data
MONGOLIA no data
ETHIOPIA not data
SriLanka no data
IRSOL back on-line

2023-12-08
DENMARK back on-line
ETHIOPIA seems to work ...

2023-12-02
MONGOLIA back on-line
ALMATY back on-line

2023-12-01
DENMARK no data
TURKEY back online with insgtrumetnal noise due to heavy snow and ice on the antenna
UDAIPUR no data
KRUMBACH, OE3FLB and MICHELBACH back on-line

2023-11-29
No data from ALMATY
Sigüenza back on-line

2023-11-28
Heiterswill antenna saved due to heavy snow
ALGERIA back on-line
GAURIBIDANUR back on-line

2023-11-27
Mauritius MRT3 back on-line
ALGERIA no data
TURKEY just instrumental noise -> switched off
Gauribidanur no data
Mongolia no data
Sigüenza no data

2023-11-17
Mauritius (MRT?) no data

2023-11-16
BIR and GLASGOW as well as ERAU back online.
Udaipur only uploads data with FC=02

2023-11-16
No data from Krumbach
No data from OE3FLB
No data from Bir
Sent emails to all to check their system

2023-11-15
Begin data upload from Erzurum, Turkey
GLASGOW no data
ERAU no data
MONGOLIA no data

2023-11-09
Uruguay uploads just instrumental noise, no burst no rfi
Udaipur seems to have solved the issue with focus-codes 01 vs 02
SOUTHAFRICA-SANSA off line
COHOE one polarization off-line
DENMARK one polarization off-line
NORWAY time corrected, file uploaded within 2 minutes

2023-11-01
SOUTHAFRICA-SANSA back on-line
BIR back on-line

2023-10-31
SWISS-Landschlacht Huawei-Internet hotspot neu gestartet und SIM-Karte bewegt.
CALLISTO hat funktioniert jedoch die Netzwerkverbindung war tot
ROMANIA out of order, heute neu gestartet

2023-10-30
EGYPT-SpaceAgency FIT-file FTP-upload finally managed.

2023-10-28
SWISS-Landschlacht lost internet connection. Presumably power fail ...

2023-10-25
For several days plots were not updated on the website
1. RAM at FHNW was full -> solved by Vincenzo
2. Existing plots and images were blocked from overwrite.
Solution: kill process sd-pam and delete all *.png and *.jpg in their corresponding folder such as status/RSGm GOES16 and CallistoMap

2023-10-24
SWISS-Landschlacht restarted and back in operation. UPS battery was empty due to power fail from main source.

2023-10-18
SWISS-Landschlacht lost internet connection. Band pass filter of one channel is too wide, bringing in a lot of rfi

2023-10-17
Udaipur back on-line but wrong longitude
Udaipur overwrites itself due to identical focuscode 02 for both instruments

2023-09-14
GLASGOW no data upload
TRIEST back on-line

2023-09-13
BIR back on-line
Norway-Egersund back on-line
UDAIPUR no response
RWANDA silent for a month now
INPE silent too
TRIEST no data upload

2023-09-11
No data from Norway-Egersund

2023-09-08
SWISS-Heiterswil no data upload
MEXART only instrumental noise
SWISS-Heiterswil back online in the afternoon
BIR no data upload

2023-09-05
BIR back online
MEXART back online
MEXART-LANCE back online
UNAM back online
ROMANIA uses 400 channels which is ignored by scheduler state machine -> change for 200 channels x 4 spectra
First time 80 active stations!

2023-09-04
SRI-Lanka sends data from the future Sep. 5th and 13th.
Alexandria shows rfi again while up-converter is short-cut

2023-09-03
MEXART no data upload
MEXART-LANCE no data upload
UNAM no data upload

2023-09-02
SRI-Lanka uploads data from the future 3h+
EGYPT-Alexandria very low sensitivty, probably FEE broken (or not powered)

2023-08-26
MEXART and MEXICO-LANCE back on-line

2023-08-25
GREENLAND back on-line!
RWANDA no data upload
MRT1...MRT3 no data upload

2023-08-23
MEXART no data upload
MEXICO-LANCE no data upload

2023-08-22
MICHELBACH no data upload
OE3FLB loose contact somewhere in LPDA

2023-08-21
MEXART repaired, back on-line

2023-08-20
MEXART lost sensitivty

2023-08-18
SANSA low sensitivity, just instrumental noise
BIR no data at allä

2023-08-17
None of the Spanish Callisto is uploding data (Alcala, Sigüenza, Peralejos)
RWANDA back on-line

2023-08-14
GRAZ back in operation
BANKOK no data upload
UDAIPUR no data upload for quite some time

2023-08-12
Heterodyne up-converter Landschlacht 20-90 MHz mixer circuit replaced and power adapter replaced
TG1 = FC62 an COM4 mit frq5, 5-76 MHz (20-80 MHz)
TG2 = FC63 an COM5 mit frq45 (45-174 MHz)
GRAZ no data upload
RWANDA no data upload
OE3FLB strong variations in signal of several dB

2023-08-11
Computer and heterodyne up-converter changed Landschlacht
Glasgow back on-line

2023-08-10
No data from Glasgow, sent email to Colin
Still no data from Brazil, sent again email to Khristiano

2023-08-08
HAARP-station will be operating between 1800 and 0500 for the next six days so one probably will see some interference in the Callisto spectra during that time
They have over 30 experiments to do as part of the Polar Aronemy & Radio Science Summer Schools (PARS 2023) followed by several unrelated experiments afterwards

2023-08-06
GLASGOW as well as MONGOLIA back in operation

2023-08-03
No data from Glasgow

2023-08-02
MRT1 computer crashed, no data
THAILAND-BKK back in operation

2023-07-27
Uruguay back in operation
Almaty internet issues due to storm
Mongolia still computer issues with COM-port
MEXART repaired and back in operation

2023-07-25
Mongolia Callisto not recognitzed on their new computer
AO potentially moved to Culebra island
Notebook Landschlacht power adapter broken, replacement operational without weather station
MEXART LNA broken after lightning strike
Udaipur no data uploaded
DENMARK back in operation, lot of rfi during the day
Request from Azerbajan, Georgia, Poland and Uzbekistan
Interest from SwissMeteo for an X-band telescope to measure solar radio flux
Production of an X-band telescope to observe eclipse for NASA GSFC
BIR very low sensitivty
No data from 3 instruments in Indonesia
No data from Uruguay
No data from Almaty, Kazakhstan

2022-12-04
Mongolia shows strong cross-modulation after replacing LNA (Kuhne braodband LNA).
KASI suffers from data loss and corrupt FIT-files. PC needs restart
IRSOL scheduler doesn't work as expected. Restart PC helped.
AO very nice type II yesterday with fundamental and 1st harmonic, both split-band
TRIEST suffers from 100 Hz rfi, source still unknown
Alexandria stopped data upload and EGYPT (EgSA) doens't show any rfi or noise, jsut strange periodic stuff
SSRT back online for a few weeks already with very good data quality
GREENLAND and DENMARK still out of operation

2022-09-12
Udaipur with FC=02 active
Mongolia very low sensitivity
Heiterswil sends data from the future by 1 minute

2022-07-15
Polarization check due to strong noise storm on July 12th.
Reference = ttps://realtime.obs-nancay.fr/dam/data_dam_affiche/data_dam_affiche.php?init=1&lang=en
Correct are at the moment: COHOE, GREENLAND, Arecibo-Observatory, MEXICO-LANCE-A/B, SWISS-Landschlacht
HAARP needs to be changed, MUHEN, EGYPT did not 'see' the storm

2022-06-30
Greenland back on-line after replacement of broken power supply due to short circuit
Arecibo out of operation...

2022-06-24
After power-transmission tests Arecibo back on-line

2022-06-23
SANSA stopped observation due to corrosion inside LNA
MRT2 back on-line

2022-05-23
MICHELBACH stopped upload. Admin expected next Friday
EGYPT-Alexandria restarted observation at new location. RFI worse compared to original location ...

2022-05-19
Landschlacht: air-conditioner activated after shed-temperature exceeded 42°C

2022-05-16
ROMANIA seems to have communication errors between PC and CALLISTO
BIR has some network issues
IRSOL periodic rfi seems to be synced to measureing rate. Reason unclear ...

2022-05-14
HB9SCT 150-250 MHz system switched off due to too much local rfi
Alexandria is moving system to a new location
ERAU upgraded with a heterodyne up-converter
IRSOL N-connector fixed, sensitivty much better now ...

2022-05-09
1st ligth MEXICO-LANCE-A/B, a nice type III burst 45 MHz - ~90MHz

2022-05-05
USA-ARIZONA-ERAU switched from Yagi to Jove antenna
Heiterswil power fail due to a safety control procedure

2022-05-04
Arecibo back on-line
USA-ARIZONA-ERAU signal loss at 21:37UT the day before

2022-04-30
Arecibo network failed, no data upload...

2022-04-28
BIR: very low sensitivity (water in the frontend?)
GLASGOW: antenna tracker out of order
LANDSCHLACHT: weather station installed, see here: http://e-callisto.org/HB9SCT/Landschlacht/WetterStationLandschlacht.html

2022-04-26
GREENLAND lost signal. Next intervention late Julay- mid August. Too bad...
EgSA diabled CMD-option, therefore no data upload by FTP inside a PERL-script. Too bad...

2022-04-25
Low frequency observation in Freienbach stopped due to strong periodic rfi. Burst hardly detectable.
Testwise changed antenna from BICONE (10-80 MHz) to EE04 (450-700 MHz)

2022-04-22
After a very long period of time we observed an L-band DCIM (DLR, Norway, HB9SCT and SANSA)

2022-04-20
Egypt Space Agency system commissioned based on LPDA, LNA2000 and CALLISTO

2022-03-11
Heiterswil active again and 1st burst observed in 2022

2021-12-03
Heiterswill dismounting LWA due to overhanging snow which buries the antenna

2021-11-20
Embry-Riddle Observatory Arizona opeational again after re-installation/re-configuration of software

2021-11-04
Heiterswil upgrade with heterodyne-up-converter, covering now 18 - 82 MHz
Landschlacht change channel 2 from 45-160 MHz to now 20-80 MHz. New power supply for LWA

2021-10-11
QuickViews updated with focuscode in the plot-title
Nashik: latest sw installed

2021-10-10
1st light Arecibo observatory LWA+CALLISTO at new location

2021-09-29
TRIEST now with LNA 45-80 MHz

2021-09-25
Landschlacht: Aircontioner switched off and de-froster on

2021-09-13
1st light SRI-Lanka with low frequency observation program

2021-09-09
Problem wieder behoben. Ursache: (zu wenige Inodes) ist nun definitiv behoben:
10.35.146.35:/data01 149999994 68520995 81478999 46% /mnt/nas05/data01
10.35.146.35:/data02 99999987 35737877 64262110 36% /mnt/nas05/data02
and DENMARK stopped data upload after 04:15 UT
Sent out status-report/news-letter #91

2021-09-08
Server FHNW lässt keine Datenspeicherung mehr zu AB ~13:30

2021-09-03
Landschlacht: FTP-upload geändert auf GZ-version. Einsparung ~60%

2021-09-02
Landschlacht: Huawei samt SD-Karte getauscht und läuft wieder, allerding snun mit 1Mbit/s
Das Originalgerät funktioniert zu Hause auch wieder, der Wunsch nach Roaming ist erloschen...

2021-08-29
Landschlacht: Versuch Huawei aus- und wieder einschalten. leider erfolglos...

2021-08-25
Landschlacht: Netzwerk ausgefallen, Grund unbekannt

2021-08-20
1st light (type III burst) spectro-polarimeter Alexandria, Egypt

2021-07-05
De-installation sophos-virus-scanner and
Installation kaspersky virus-scanner
Weeding LWA

2021-06-25
Check Landschlacht observatory.
Energy usage from 22.08.2019 till 25.06.2021 is 2022.3 kWh à 0.17CHF
Thus total power cost is about 343.8CHF
And we can derive average power consumption which is about 77 Watts.
2 x CALLISTO, 2 x Power coupler for LWA, GPS, Notebook, airconditioning in summer and heater in winter
Need to upgrade virus-scanner!

2021-06-02
SSW-IDL at FHNW doesn't generate spectral images any-more
Temporary solution: change script from SSW-IDL to Python3....

2021-05-22
Many burst observed the whole day...
INPE data are wrong in timing by 3h (too early)

2021-05-08
COHOE back in operation

2021-04-29
GREENLAND power outage

2021-04-29/30
CALLISTO from HAARP-site will be moved to another, nearby location and connected with a LWA

2021-04-29
Roswell NM network down

2021-04-19/20
1st light from LWA as well as from LPDA at ASSA. Type II, type III and type IV

2021-04-16
GREENLAND stopped observations ...

2021-04-13
4 Callisto and 3 heterodyne-up-converter shipped to IIA, India

2021-04-07
Tracking system now functional in SPAIN-SIGUENZA

2021-04-06
Udaipur, India: FTP upload did not work although all parameter were o.k. and upload from a separate notbook worked perfect.
Solution: Unplug network cable from PC and  plug it back again -> solved.... !

2021-03-16
Brorefelde, Denmark operational again...

2021-03-01
1st light IRSOL, Switzerland

2021-02-03
Pathunthani, Thailand started regular observatioons

2020-12-31
New lot #20 of Callisto eC130-eC133 in production

2020-12-16
First FIT-files received from DLR Neustrelitz
Frequency range 1000-1600 MHz, LPDA tracking the Sun.

2020-12-10
Hildesheim stopped observations due to high level of rfi
Instrument was moved to Stuttgart...

2020-12-06
1st ligth Randaberg, Norway

2020-11-24
1st ligths:
- ERAU Arizona
- OALM Uruguay

2020-08-03
Server at FHNW out of order 03:00....07:30

2020-07-28
Tiny type III burst observed at several stations at 08:17UT
Bleien telescopes set into operation again (5m + 7m dishes)

2020-07-02
First data from CALLISTO Kodaikanal, India
Instruments delivered to DLR, Germany
Instruments delivered to NWU, South Africa
Bleien 5m restarted after Covid-19 shut down
New lot #19 of Callisto eC121- eC129 finished

2020-06-11
PERALEOS renamed to SPAIN-PERALEJOS
Serious problems regarding rfi in OOTY since beginning of May
Loose connectors Mauritius generated rfi
Frequency program Indonesia fixed to < 100 MHz
LMRO low sensitivity due to no LNA, possibly timing error

2020-04-18
Landschlacht: improvement of weather data plotting with Python scripts. Switch off of c++ tool wwwgeni.exe
Improvement of web-site 'Landschlacht'
Server at FHNW is down again, no reaction from sysadmin unfortunately...

2020-04-16
Tried to connect a guest -WiFi. Did not work because FTP to upload data wasn't enabled

2020-04-14
Landschlacht: SALT did not work, therefore I was allowed to connect WiFi from M.V.

2020-04-06
IRIDIUM observation changed 1615 - 1630 MHz BW=80KHz

2020-04-05
TRIEST is sending data from the future (wrong PC-timing 1h)

2020-04-04
Change daily light curve from fixed y-axis range (0...40 dB) to automatic range. Hope to better see Milky Way and the Sun

2020-03-30
Start observing IRIDIUM spectrum 1600 - 1660 MHz BW=300KHz

2020-03-19
End of server upgrade, testing all features

2020-03-19
Change and upgrade of central server at FHNW. Upgrade SSW-IDL and PYTHON3

2020-03-15
Shut down of laboratories and observatories.
No more observations with Bleien radio telescopes

2020-03-09
Information of ETH, that people >= 65 are not allowed to enter the institute due to corona virus
Starting with home office
1st light CRAAG, Boumerdes, Algeria and Landschlacht, Switzerland

2019-03-09
1st light Udaipur Solar Observatory, India

2018-03-23
New LPDA instrument commissioned: SPAIN-SIGÜENZA (41.066N, -2.641W). No tracking yet

2018-03-06
First data recorded locally in Sigüenza (Spain)

2018-02-25
Callisto data policy defined.
Two new instruments for Metsähovi Observatory in Finland
Two new instruments for Norwegia Space Centre
New instrument for Adelaide, Australia
New instrument Telecom University Bandung, Indionesia

2017-03-25
New instrumet at Mekelle University, Ethiopia

2016-03-15
New spectro polarimeter at Kangerlussuaq, Greenland operational

2015-02-23
New instrument at Brorefelde, Technical University of Denmark
New instrument in Trieste, Italy

2014-03-02
1st light LWA Mexico

2013-02-18
New insturment commissioned at University of Alcalá¡ in Spain
New crossed LPDA in Mauritius

2012-03-01
University of Nairobi in Kenya operational.
Workshop at ANGKASA in Malaysia

2011-04-11
24 instruments operational. ALASKA commissioned new instruments in Anchorage (W. Reeve).
In planning Kazakhstan and Malaysia

2010-05-13
OSRA got a new Callisto for their 7m Würzburg Riese.
Prof. Benz retired, Radio Astronomy Group (RAG) closed.

2009-08-22
TCD got a new Callisto. Brazil, Ecuador and Australia in planning phase.

2008-06-13
Costa Rica and UNAM Mexico as well as SSRT operational
Currently 12 spectrometers operational worldwide.

2007-02-21
Commissioning instrument in Gauribidanur, Badary Russion Federation.
Costa Rica and South Korea in planning phase. IHY-exhibition prepared (Hartmann-event).

2006-04-25
Commissioning of a Callisto at ROB in Huamin, Belgium.
Planning delivery of an instrument to OOTY.

2005-08-09
Commissioning of an instrument in Green Bank, WV at NRAO site

2004-02-04
Flight model ready for testing

2003-07-04
Start design a new low cost solar radio spectrometer