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73P-BT/Schwassmann-Wachmann

Date of perihelion passage : 2017-3-16.8437
Perihelion distance : 0.972141 AU
Inclination to ecliptic : 11.2409 °
Orbital period : 5.45 years
Eccentricity : 0.686201

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


On 2017 Feb 11 05h21 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)11.3
Aperture radius used for m10.2 '
Nuclear magnitude (m2)13.8
m2 standard deviation0.1
Aperture radius used for m25.5 "
Coma diameter0.5 '
Right ascension18 09 40.84 h m s
Declination-20 08 55.0 ° ' "
MPC report
COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS C. Rinner, F. Kugel
MEA F. Kugel
TEL 0.4-m f/3 reflector + CCD
ACK MPCReport file updated 2017.02.11 07:37:14
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
0073Pbt      KC2017 02 11.22305 18 09 40.84 -20 08 55.0          13.9 N     A77
0073Pbt      KC2017 02 11.22731 18 09 42.21 -20 08 57.9          13.7 N     A77
0073Pbt      KC2017 02 11.23158 18 09 43.52 -20 08 59.8          13.7 N     A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1200 mm
Instrument focale/diameter3
Filter(s)None
CameraAtik460EX
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountMeade MCMT-TDM
Exposure total time780 s
Exposure details13x60s
Observatory MPC codeA77
Reference stars catalogUSNO-SA2.0
Resulting picture sampling (scale)0.8 "/pix
Observation submission date2017 Feb 11 08h32m59s
Observation modification date2017 May 23 23h32m01s

(Record n° 17124)

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