Observation Date |
Observer Observatory |
Telescope Camera / Filter / Exp [s] |
O-C minutes |
|
2022-05-30 |
Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81) |
Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 90.0 |
-4.3 ± 2.0 |
|
2022-05-18 |
Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81) |
Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 60.0 |
1.4 ± 1.6 |
|
2022-05-18 |
Alessandro Marchini Astronomical Observatory, University of Siena |
Mak-Cas 0.3m f/5.6
Sbig STL-6303 / R / 180.0 |
1.2 ± 1.4 |
|
2022-05-07 |
David Quiles David Quiles Observatory |
Celestron EDGEHD800
ZWO ASI2600 MM / r' / 120.0 |
0.7 ± 1.0 |
|
2022-04-29 |
Manfred Raetz privat observatory Herges-Hallenberg |
SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / Clear / 120.0 |
-0.2 ± 0.9 |
|
2022-04-25 |
Simon Dawes William James II Observatory |
Skywatcher MN190 2
ZWO ASI 1600MM-PRO USB 3.0 Mono Camera / Lum / 90.0 |
3.0 ± 1.7 |
|
2022-04-25 |
Kevin Johnson Holbrook Observatory |
Meade LX10 EMC
Atik 383L+ / Lum / 75.0 |
2.6 ± 1.9 |
|
2022-03-26 |
Francesco Scaggiante Gruppo Astrofili Salese "GALILEO GALILEI" |
NEWTON 410/1710
Custom made with KAF-1603ME CCD sensor / R / 50.0 |
3.2 ± 1.6 |
|
2022-03-22 |
Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81) |
Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 90.0 |
0.4 ± 2.0 |
|
2022-03-22 |
Mark Salisbury POST |
Orion Optics ODK
SBIG ST-10 XME / R / 300.0 |
-0.1 ± 1.3 |
|
2022-03-18 |
Kevin Johnson Holbrook Observatory |
Meade LX10 EMC
Atik 383L+ / R / 180.0 |
3.9 ± 1.9 |
|
2022-03-18 |
Stéphane Montchaud Burgundy Observatory |
Celestron 8
Zwo Asi 1600 / Lum / 120.0 |
0.3 ± 2.3 |
|
2022-03-10 |
Leon Bewersdorff Observatory Kipshoven (BLEW) |
GSO Ritchey-Chrétien
QHY268M-PH / V / 60.0 |
-0.6 ± 1.3 |
|
2022-03-06 |
Andy McGregor Farr Observatory |
Celestron C8
ZWO ASI-183MM / R / 400.0 |
-9.9 ± 4.3 |
|
2022-02-26 |
Efrem Frigeni Resegone Observatory |
Corrected Cassegrain CCA
SBIG-STF8300M / R / 150.0 |
2.7 ± 1.6 |
|
2022-02-26 |
Matthieu Bachschmidt Gonachon |
Celestron C11
SBIG ST8XME / Astrodon ExoPlanet-BB / 120.0 |
-0.7 ± 0.9 |
|
2022-02-22 |
Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81) |
Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 120.0 |
3.2 ± 1.9 |
|
2022-02-22 |
Esteban García N. Paraje de Ricardo |
Sky-Watcher CF 254. 10"
ASI ZWO 071 MC-Pro / Clear / 20.0 |
-2.4 ± 1.4 |
|
2022-02-11 |
Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81) |
Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 150.0 |
1.2 ± 1.3 |
|
2022-02-11 |
Simon Dawes William James II Observatory |
Skywatcher MN190 2
ZWO ASI 1600MM-PRO USB 3.0 Mono Camera / Clear / 120.0 |
-0.5 ± 1.2 |
|
2022-02-11 |
Fabio Mortari Hypatia Observatory |
Ritchey Chretienne 250mm f/5.3
Sbig ST8-XE / Clear / 120.0 |
-1.2 ± 1.0 |
|
2022-01-30 |
Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81) |
Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / Lum / 180.0 |
1.3 ± 2.2 |
|
2022-01-30 |
Simon Dawes William James II Observatory |
Skywatcher MN190 2
ZWO ASI 1600MM-PRO USB 3.0 Mono Camera / Clear / 90.0 |
-1.2 ± 1.3 |
|
2022-01-26 |
Paolo Arcangelo Matassa P:M.P.H.R. Deep Sky (K81) |
Ritchey Chretien 40cm-F5.3
CCD ICX453AQ / R / 120.0 |
-3.1 ± 3.2 |
|
2022-01-14 |
Paolo Arcangelo Matassa P.M.P.H.R. Deep Sky (K81) |
Ritchey Chretien 40cm-F4.6
ICX453AQ / Lum / 120.0 |
0.5 ± 1.3 |
|
2022-01-14 |
Adrian Jones Private Observatory (I64) |
Meade ACF 30cm
QSI 583 / R / 150.0 |
-1.1 ± 1.2 |
|
2021-05-28 |
Andre Kovacs MicroObservatory Cecillia |
152mm Maksutov
Kodak KAF-1402ME / Clear / 60.0 |
-1.3 ± 3.0 |
|
2021-05-08 |
Andre Kovacs MicroObservatory Cecillia |
152mm Maksutov
Kodak KAF-1402ME / Clear / 60.0 |
1.6 ± 2.4 |
|
2021-05-02 |
Jean-Louis Naudin Naudin's Observatory |
Orion Astrograph 8" f/3.9
ZWO ASI 294 MC PRO / Clear / 40.0 |
1.7 ± 1.7 |
|
2021-04-29 |
Adam Popowicz Observatory Pyskowice |
RC12" GSO
ASI ZWO 1600 MM / ATIK 11000M / R / 240.0 |
-2.1 ± 2.0 |
|
2021-04-25 |
Fabio Mortari Hypatia Observatory |
Ritchey Chretienne 250mm f/5.3
Sbig ST8-XE / R / 250.0 |
3.7 ± 1.6 |
|
2021-04-25 |
Martin Crow Burnham Observatory |
Celestron C9.25
SX694 mono / R / 120.0 |
1.1 ± 0.9 |
|
2021-04-18 |
Andre Kovacs MicroObservatory Cecillia |
152mm Maksutov
Kodak KAF-1402ME / Clear / 60.0 |
4.9 ± 4.3 |
|
2021-04-17 |
Giorgio Baj M57 |
Ritchey-Chretien
Sbig STT1603 ME / R / 120.0 |
2.4 ± 1.6 |
|
2021-03-30 |
Carmelo Falco GALHassin Robotic Telescope 2 (GRT2) |
Giacometti-Fogale RC16
Andor Apogee Aspen CG16M / g' / 60.0 |
-2.7 ± 1.0 |
|
2021-03-22 |
Harri Kiiskinen Harri Kiiskinen |
Takahashi FSQ-85ED
QHY163M / R / 60.0 |
4.2 ± 2.7 |
|
2021-03-22 |
Tõnis Eenmäe Tartu Observatory |
Zeiss 600
Andor Ikon-L / R / 50.0 |
-0.5 ± 0.4 |
|
2021-03-22 |
Yves Jongen Rasteau Observatory |
Plane Wave CDK 17"
SBIG STXL 11002 / Lum / 120.0 |
-2.1 ± 1.4 |
|
2021-03-22 |
Claudio Lopresti Claudio Lopresti |
Mak-Newton
CCD Sbig ST10xme / I / 240.0 |
-3.1 ± 1.9 |
|
2021-03-16 |
Andre Kovacs MicroObservatory Cecillia |
152mm Maksutov
Kodak KAF-1402ME / Clear / 60.0 |
-4.9 ± 2.9 |
|
2021-03-06 |
Fabio Mortari Hypatia Observatory |
Ritchey Chretienne 250mm f/5.3
Sbig ST8-XE / R / 250.0 |
0.4 ± 1.7 |
|
2021-03-02 |
Nikolaos Paschalis Nunki Observatory |
Officina Stellare RILA 400
SBIG STXL 11002 / R / 60.0 |
-1.0 ± 1.4 |
|
2021-02-26 |
Martin Crow Burnham Observatory |
Celestron C9.25
SX694 mono / R / 30.0 |
1.1 ± 1.2 |
|
2021-02-24 |
Andre Kovacs MicroObservatory Cecillia |
152mm Maksutov
Kodak KAF-1402ME / Clear / 60.0 |
4.7 ± 5.8 |
|
2021-02-20 |
Andre Kovacs MicroObservatory Cecillia |
152mm Maksutov
Kodak KAF-1402ME / Clear / 60.0 |
-0.1 ± 2.7 |
|
2021-02-20 |
Roger Dymock MicroObservatory located at Whipple Observatory |
Maksutov reflector
KAF 1402ME / Clear / 60.0 |
-2.4 ± 2.7 |
|
2021-02-11 |
Philip Michel Verulamium (Private Observatory) |
Celestron SCT
ZWO ASI1600MM / R / 120.0 |
3.2 ± 1.3 |
|
2021-01-31 |
Andre Kovacs MicroObservatory Cecillia |
152mm Maksutov
Kodak KAF-1402ME / Clear / 60.0 |
5.1 ± 4.3 |
|
2021-01-30 |
Fabio Mortari Hypatia Observatory |
Newton 250mm f/4.9
Sbig ST8-XE / R / 150.0 |
2.5 ± 2.6 |
|
2021-01-22 |
Adrian Jones Private Observatory (I64) |
Meade ACF 30cm
QSI 583 / R / 100.0 |
-1.4 ± 1.6 |
|
2021-01-14 |
Francois Regembal HRTobs |
Astrosib RC360
SBIG STX 16803 / Lum / 120.0 |
2.9 ± 4.3 |
|
2020-05-18 |
Tõnis Eenmäe Tartu Observatory |
Planewave CDK 12.5
Apogee Alta U42 / R / 30.0 |
1.7 ± 0.9 |
- Data available
|
2020-05-14 |
Tõnis Eenmäe Tartu Observatory |
Planewave CDK 12.5
Apogee Alta U42 / R / 30.0 |
0.5 ± 1.0 |
- Data available
|
2020-05-06 |
Anaël Wünsche Observatoire des Baronnies Provençales |
CDK Planewave
SBIG STL11K / Clear / 120.0 |
0.2 ± 0.9 |
- Data available
|
2020-04-21 |
Manfred Raetz privat observatory Herges-Hallenberg |
SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / Clear / 120.0 |
-0.6 ± 0.7 |
- Data available
|
2020-04-15 |
Taewoo Kim Deokheung Optical Astronomy Observatory |
NYSC 1m Telescope
FLI PL-16803 or PI SOPHIA-2048B / R / 120.0 |
-1.9 ± 0.4 |
- Data available
|
2020-04-05 |
Manfred Raetz privat observatory Herges-Hallenberg |
SCT 280 /1790 (Celestron C11 with reducer)
Moravian Instruments G2-1600 / Clear / 120.0 |
0.3 ± 0.9 |
- Data available
|
2020-04-01 |
John Savage Z42 Rushay Farm Observatory |
Celeston 14Edge with focal reducer
ATIK One 9.0 / R / 120.0 |
0.5 ± 0.6 |
- Data available
|
2020-03-18 |
Raniero Albanesi 157 Frasso Sabino |
Cassegrain 14.5"
FLI PROLINE PL1301E-1 / R / 120.0 |
-0.2 ± 1.7 |
|
2020-03-18 |
Anaël Wünsche Observatoire des Baronnies Provençales |
CDK Planewave
SBIG STL11K / Clear / 120.0 |
-0.8 ± 0.9 |
- Data available
|
2020-03-10 |
Alberto Tomatis Alto-Observatory |
RC
STL 6303 / B / 120.0 |
-2.0 ± 1.0 |
- Data available
|
2020-03-10 |
Mauro Caló Cavallino |
RC
SBIG ST10 / R / 120.0 |
-4.7 ± 1.6 |
- Data available
|
2020-03-06 |
Martin Crow Burnham Observatory |
Celestron C9.25
SX694 mono / R / 75.0 |
5.0 ± 1.6 |
- Data available
|
2020-03-06 |
Alberto Tomatis Alto-Observatory |
RC
STL 6303 / R / 120.0 |
3.8 ± 2.6 |
- Data available
|
2020-03-02 |
Nikolaos Paschalis Nunki Observatory |
Officina Stellare RILA 400
SBIG STXL 11002 / Rc / 60.0 |
0.6 ± 2.6 |
- Data available
|
2020-03-02 |
Martin Crow Burnham Observatory |
Celestron C9.25
SX694 mono / R / 60.0 |
0.3 ± 0.9 |
- Data available
|
2020-02-19 |
Anaël Wünsche Observatoire des Baronnies Provençales |
CDK Planewave
SBIG STL11K / Clear / 60.0 |
3.1 ± 0.9 |
- Data available
|
2020-02-15 |
Anaël Wünsche Observatoire des Baronnies Provençales |
Astelco
FLIPL230 / Clear / 60.0 |
1.1 ± 0.7 |
- Data available
|
2020-02-09 |
Billy Edwards McDonald Observatory |
LCO Meade
SBIG STX6303 / r' / 90.0 |
1.2 ± 0.7 |
- Data available
|
2020-02-05 |
Martin Fowler MicroObservatory Cecilia |
MicroObservatory robotic telescope
KAF 1402ME / Clear / 60.0 |
-2.8 ± 3.2 |
- Data available
|
2020-02-04 |
Adrian Jones Oldfield Observatory (MPC I64) |
Meade ACF
QSI 583 / R / 60.0 |
-2.0 ± 0.9 |
- Data available
|
2020-01-19 |
John Savage Z42 Rushay Farm Observatory |
Celeston 14Edge with focal reducer
ATIK One 9.0 / Rc / 240.0 |
1.9 ± 1.7 |
- Data available
|
2019-03-15 |
Mario Morales Aimar Observatorio de Sencelles MPC K14 |
Reflector 10"
SBIG ST7-XME / V / 70.0 |
2.4 ± 1.3 |
|
2019-02-15 |
Anaël Wünsche Observatoire des Baronnies Provençales |
Astelco
FLIPL230 / V / 60.0 |
3.2 ± 0.7 |
- Data available
|
2019-02-15 |
Anaël Wünsche Observatoire des Baronnies Provençales |
CDK Planewave
SBIG STL11K / Lum / 90.0 |
0.6 ± 0.7 |
- Data available
|
2018-04-21 |
Nikolaos Paschalis Nunki Observatory |
Officina Stellare RILA 400
SBIG STXL 11002 / Rc / 60.0 |
-4.4 ± 1.7 |
- Data available
|
2016-02-16 |
Anaël Wünsche Observatoire des Baronnies Provençales |
CDK Planewave
SBIG STL11K / Clear / 120.0 |
0.7 ± 1.4 |
- Data available
|
2014-03-18 |
Angelos Tsiaras Holomon Astronomical Station |
Celestron C11
ATIK4000/11000 / Clear / 60.0 |
2.4 ± 1.9 |
- Data available
|
2012-04-26 |
Filip Walter Stefanik Observatory |
Meade SCT
SBIG ST-10XME / Clear / 120.0 |
-0.1 ± 1.0 |
- Data available
|
2012-03-22 |
Filip Walter Stefanik Observatory |
Meade SCT
SBIG ST-10XME / R / 90.0 |
-1.0 ± 0.9 |
- Data available
|