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73P/Schwassmann-Wachmann

Date of perihelion passage : 2017-3-16.8432
Perihelion distance : 0.972171 AU
Inclination to ecliptic : 11.2370 °
Orbital period : 5.44 years
Eccentricity : 0.685518

NASA/JPL elements, ephemeris and orbit diagram
IAU/MPC elements and ephemeris


On 2017 Feb 12 07h39 UT by Jean-Gabriel Bosch


(Copyright Jean-Gabriel Bosch)

Nuclear magnitude (m2)14.7
m2 standard deviation0.1
Aperture radius used for m26.2 "
r (dist/Sun) 1.079 AU
d (dist/Earth) 1.402 AU
Right ascension18 15 23.14 h m s
Declination-20 17 56.0 ° ' "
MPC report
COD W96
OBS A. Maury, J.-B. de Vanssay, J.-G.Bosch
MEA J.-G.Bosch
TEL 0.4-m f/5.4 Ritchey-Chretien + CCD
ACK MPCReport file updated 2017.02.12 06:10:44
AC2 [JGBosch@free.fr]
NET UCAC-4
0073P         C2017 02 12.31888 18 15 23.14 -20 17 56.0          14.7 N      W96
0073P         C2017 02 12.33766 18 15 29.05 -20 18 03.7          14.5 N      W96
0073P         C2017 02 12.36777 18 15 38.40 -20 18 18.2          14.8 N      W96
Instrument typeRitchey-Chretien
Instrument aperture (0=naked eye)400 mm
Instrument focale length2160 mm
Instrument focale/diameter5.4
Filter(s)None
CameraQHY
SensorCCD
Sensor temperature-30 °C
Binning3x3
MountVMA 200
AutoguideNo
Exposure details73x30s
Air mass2.3
Observatory MPC codeW96
LocationSan Pedro Atacama Chili
Reference stars catalogUCAC-4
Photometry|Astrometry softwareASTROMETRICA
Resulting picture sampling (scale)1.56 "/pix
Observation submission date2017 Feb 12 10h12m45s
Observation modification date2017 Feb 12 10h23m17s

(Record n° 17136)

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