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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 10 08h31 UT by Thierry Noel


(Copyright Thierry Noel)

Nuclear magnitude (m2)14.2
m2 standard deviation0.0
Aperture radius used for m26.5 "
r (dist/Sun) 1.091 AU
d (dist/Earth) 1.410 AU
Right ascension18 05 15.10 h m s
Declination-20 01 38.8 ° ' "
MPC report
COD W97
CON Thierry Noel [thierrynoel38a@free.fr]
OBS A. Maury, B. Sandness, T. Noel
MEA T. Noel
TEL 0.38-m f/4.6 Newton + CCD
ACK MPCReport file updated 2017.02.10 14:35:02
AC2 thierrynoel38a@free.fr
NET Gaia DR1
0073P         C2017 02 10.35516 18 05 15.10 -20 01 38.8          14.2 N      W97
0073P         C2017 02 10.36387 18 05 17.78 -20 01 43.8          14.2 N      W97
Instrument aperture (0=naked eye)380 mm
Instrument focale length1748 mm
Instrument focale/diameter4.6
Filter(s)None
CameraST11000
SensorCCD
Sensor temperature-25 °C
Binning3x3
MountNova
AutoguideNo
Exposure details4x5mn
Observatory MPC codeW97
LocationSan Pedro de Atacama, Chile
Reference stars catalogGaia DR1
Photometry|Astrometry softwareASTROMETRICA
Resulting picture sampling (scale)1.09 "/pix
Image processingPrism (-dark, /flat), Astrometrica (add), Iris (levels, ddp, crop)
Remarks or commentsTracking adjusted on 73P move
Observation submission date2017 Feb 10 14h54m19s
Observation modification date2017 Feb 10 18h54m55s

(Record n° 17122)

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