Home

17P/Holmes

Orbital period : 6.93 years

NASA/JPL elements
IAU/MPC elements


On 2021 Nov 18 19h39 UT by Jean-Gabriel Bosch

Nuclear magnitude (m2)18.3
m2 standard deviation0.1
Aperture radius used for m25.8 "
r (dist/Sun) 2.851 AU
d (dist/Earth) 2.025 AU
Right ascension05 46 17.86 h m s
Declination+49 12 04.0 ° ' "
MPC report
COD A77
CON J.-G. Bosch [JGBosch@free.fr]
OBS J.-G.Bosch
MEA J.-G. Bosch
TEL 0.4-m f/2.8 reflector + CCD
ACK MPCReport file updated 2021.11.19 09:34:12
AC2 JGBosch@free.fr
NET UCAC-4
0017P        KC2021 11 18.81867 05 46 17.86 +49 12 04.0          18.4 R      A77
0017P        KC2021 11 18.82839 05 46 17.46 +49 12 05.3          18.2 R      A77
InstrumentNEWTON 400
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraAtik 460ex
SensorCCD
Sensor temperature-10 °C
Binning1x1
MountMeade-MCMT-TDM
Observatory MPC codeA77
LocationDauban A77
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Observation submission date2021 Nov 19 09h37m40s

(Record n° 24406)

Home