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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2012 Jan 18 17h27 UT by Joel Nicolas


(Copyright Joel Nicolas)

Nuclear magnitude (m2)12.1
m2 standard deviation0.1
Aperture radius used for m25.6 "
r (dist/Sun) 1.088 AU
d (dist/Earth) 1.888 AU
Right ascension21 21 54.07 h m s
Declination-04 36 45.5 ° ' "
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 2012.01.19 18:29:49
AC2 [nicolas.joel@wanadoo.fr]
NET USNO-A2.0
0021P         C2012 01 18.72701 21 21 54.07 -04 36 45.5          12.1 N      B51
0021P         C2012 01 18.73302 21 21 55.60 -04 36 44.7          12.1 N      B51
0021P         C2012 01 18.73877 21 21 56.97 -04 36 44.1          12.0 N      B51
Instrument typeNewton
Instrument aperture (0=naked eye)410 mm
Instrument focale length1353 mm
Instrument focale/diameter3.3
Filter(s)None
CameraST8XME
SensorCCD
Binning1x1
Exposure total time300 s
Observatory MPC codeB51
Location06 Vallauris
Reference stars catalogUSNO-A2.0
Photometry|Astrometry softwareASTROMETRICA
Resulting picture sampling (scale)1.4 "/pix
Observation submission date2012 Jan 19 18h37m54s
Observation modification date2012 Jan 19 19h01m50s

(Record n° 5465)

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