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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2018 Jul 19 21h24 UT by Patrick Ditz


(Copyright Patrick Ditz)

Nuclear magnitude (m2)13
m2 standard deviation0.0
Aperture radius used for m27.5 "
Coma diameter5.5 '
r (dist/Sun) 1.258 AU
d (dist/Earth) 0.695 AU
Right ascension22 37 22.92 h m s
Declination+60 31 55.8 ° ' "
MPC report
COD K97
CON P. Ditz [patrick.ditz@wanadoo.fr]
OBS P. Ditz
MEA P. Ditz
TEL 0.20-m f/7.45 reflector + CCD
ACK MPCReport file 21P 2018/07/19
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
0021P         C2018 07 19.89149 22 37 22.92 +60 31 55.8          13.0 N      K97
0021P         C2018 07 19.89501 22 37 24.00 +60 32 02.3          13.0 N      K97
0021P         C2018 07 19.89808 22 37 24.94 +60 32 07.9          13.0 N      K97
0021P         C2018 07 19.90556 22 37 27.24 +60 32 21.8          13.0 N      K97
Instrumental configurationConfig1
InstrumentT200 F/D 7.45
Instrument typeNewton
Instrument aperture (0=naked eye)200 mm
Instrument focale length1490 mm
Instrument focale/diameter7.45
Filter(s)L
CameraATIK 460 EX
SensorCCD
Sensor size12.5x10.0 mm2
Sensor pixels number2749x2199
Sensor temperature-10 °C
Binning2x2
MountVMA300
Exposure total time1170 s
Exposure details39x30s
Moon phase74 °
Moon elongation114 °
Air mass1.3
Observatory MPC codeK97
Location67130 Freconrupt
Reference stars catalogUCAC-4
Photometry|Astrometry softwareASTROMETRICA
Resulting picture sampling (scale)1.26 "/pix
Image processingPRISM
Remarks or commentsComa relativement dissymétrique. Axe le plus long en PA 227° à 6'5
Observation submission date2018 Jul 21 14h04m20s
Observation modification date2018 Jul 21 14h09m55s

(Record n° 19367)

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