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C/1977 R1 (Kohler)


NASA/JPL elements
IAU/MPC elements


On 1977 Oct 02 19h30 UT by Jean-Yves Corsand


(Copyright Jean-Yves Corsand)

Coma Total magnitude (m1)9.3
Coma condensation degree (DC)4
Tail length0.4 °
Tail position angle (PA)60 °
r (dist/Sun) 1.197 AU
d (dist/Earth) 1.270 AU
Right ascension16 29 54 h m s
Declination+18 35 00 ° ' "
InstrumentLA 60
Instrument typeRefractor
Instrument aperture (0=naked eye)60 mm
Instrument focale length710 mm
Instrument focale/diameter11.8
SensorEye
Power magnification36 X
Magnitude visual estimation method (ICQ code)I
Sky transparency (naked eye max mag)6
LocationManosque 04100 France
Resulting picture sampling (scale)18.4 "/pix
Observation submission date2010 May 27 15h11m28s
Observation modification date2011 Jun 14 10h11m38s

(Record n° 472)

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