Home

31P/Schwassmann-Wachmann

Perihelion distance : 3.41 AU
Inclination to ecliptic : 5 °
Orbital period : 8.69 years
Eccentricity : 0.19

NASA/JPL elements
IAU/MPC elements


On 2017 Oct 15 03h03 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Magnitude (MPC m2)20.6
Magnitude standard deviation0.1
Aperture radius for m25 "
r (dist/Sun) 4.130 AU
d (dist/Earth) 3.199 AU
Right ascension44.22679 °
Declination+10.91553 °
MPC report
COD A77
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.20-m f/4 Newtonian reflector + CCD
ACK MPCReport file updated 2017.10.15
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0031P        KC2017 10 15.12727 02 56 54.43 +10 54 55.9          20.6 N      A77
0031P        KC2017 10 15.16402 02 56 53.27 +10 54 50.3          20.5 N      A77
Instrument typeNewton
Instrument aperture (0=naked eye)200 mm
Instrument focale length800 mm
Instrument focale/diameter4
FilterNone
CameraATIK 314L+
SensorCCD
Sensor temperature-10 °C
Binning1x1
MountAstronomy Equipment AEb
AutoguideNo
Picture exposure details80 x 60s
Observatory MPC codeA77
LocationDauban (04)
Reference stars catalog (ast)UCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.65 "/pix
Observation submission date2017 Oct 15 09h20m58s
Observation modification date2017 Oct 15 14h33m25s

(Record n° 18367)

Home