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C/1977 R1 (Kohler)


NASA/JPL elements
IAU/MPC elements


On 1977 Oct 03 19h30 UT by Jean-Yves Corsand


(Copyright Jean-Yves Corsand)

Coma Total magnitude (m1)9.2
Coma diameter5.6 '
Coma condensation degree (DC)9
Tail length0 °
r (dist/Sun) 1.188 AU
d (dist/Earth) 1.259 AU
Right ascension16 32 42 h m s
Declination+18 08 00 ° ' "
InstrumentJ 30 X 8 PRISMAGUILD
Instrument typeBinoculars
Instrument aperture (0=naked eye)30 mm
SensorEye
Power magnification8 X
Magnitude visual estimation method (ICQ code)I
Sky transparency (naked eye max mag)6
LocationManosque 04100 France
Resulting picture sampling (scale)34.4 "/pix
Observation submission date2010 May 28 16h10m34s

(Record n° 478)

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