78P/Gehrels (Record n° 3972)
Orbital period : 7.23 years
NASA/JPL elements
IAU/MPC elements
On 2011 Jul 12 01h33 UT by Joel NicolasComa Total magnitude (m1) 15.1 Aperture radius used for m1 0.3 ' Nuclear magnitude (m2) 16.1 Aperture radius used for m2 5.6 " Coma diameter 0.6 ' Tail position angle
(PA) 250 ° r (dist/Sun) 2.483 AU d (dist/Earth) 1.953 AU Right ascension 23 48 37.63 h m s Declination +05 46 03.2 ° ' " MPC report COD B51
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2011.07.13 21:18:45
AC2 [nicolas.joel@wanadoo.fr]
NET USNO-A2.0
0078P C2011 07 12.06471 23 48 37.63 +05 46 03.2 16.1 N B51
0078P C2011 07 12.07580 23 48 38.12 +05 46 07.2 16.1 N B51
Instrument type Newton Instrument aperture (0=naked eye) 410 mm Instrument focale length 1353 mm Instrument focale/diameter 3.3 Filter(s) None Camera ST8XME Sensor CCD Binning 1x1 Air mass 1.51 Observatory MPC code B51 Location 06 Vallauris Reference stars catalog USNO-A2.0
Used softwares ASTROMETRICA Observation submission date 2011 Jul 13 21h22m36s Observation modification date 2011 Jul 13 23h30m54s