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C/2017 E4 (Lovejoy)

Orbital period : 17872.00 years

NASA/JPL elements
IAU/MPC elements


On 2017 Mar 31 03h58 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)9
Aperture radius used for m10.4 '
Nuclear magnitude (m2)13.2
m2 standard deviation0.1
Aperture radius used for m28 "
Coma diameter5 '
r (dist/Sun) 0.737 AU
d (dist/Earth) 0.606 AU
Right ascension21 29 47.39 h m s
Declination+07 35 15.7 ° ' "
MPC report
COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS C. Rinner, F. Kugel
MEA F. Kugel
TEL 0.4-m f/3 reflector + CCD
ACK MPCReport file updated 2017.03.31 06:52:24
AC2 fkugel@wanadoo.fr
NET Gaia DR1
    CK17E040 KC2017 03 31.16505 21 29 47.39 +07 35 15.7          13.1 N      A77
    CK17E040 KC2017 03 31.16741 21 29 48.79 +07 35 38.8          13.2 N      A77
    CK17E040 KC2017 03 31.16784 21 29 48.88 +07 35 43.0          13.2 N      A77
    CK17E040 KC2017 03 31.17600 21 29 53.82 +07 37 02.8          13.3 N      A77
    CK17E040 KC2017 03 31.17866 21 29 55.58 +07 37 28.0           9.0 T      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1200 mm
Instrument focale/diameter3
Filter(s)None
CameraAtik460EX
SensorCCD
Sensor temperature-20 °C
Binning2x2
MountMeade MCMT-TDM
Exposure details2x20s
Observatory MPC codeA77
Reference stars catalogGaia DR1
Resulting picture sampling (scale)1.6 "/pix
Observation submission date2017 Mar 31 07h00m01s
Observation modification date2017 Mar 31 07h19m38s

(Record n° 17381)

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