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C/2015 ER61 (PANSTARRS)

Orbital period : 12049.00 years

NASA/JPL elements
IAU/MPC elements


On 2017 Apr 16 07h59 UT by Thierry Noel


(Copyright Thierry Noel)

Coma Total magnitude (m1)9.8
Aperture radius used for m10.42 '
Nuclear magnitude (m2)11.7
m2 standard deviation0.0
Aperture radius used for m26.7 "
r (dist/Sun) 1.116 AU
d (dist/Earth) 1.180 AU
Right ascension21 46 21.51 h m s
Declination-09 27 45.2 ° ' "
MPC report
COD W97
CON Thierry Noel [thierrynoel38a@free.fr]
OBS A. Maury, B. Sandness, T. Noel
MEA T. Noel
TEL 0.38-m f/4.6 Newtonian reflector + CCD
COM Aperture radius for m1 : 25.2"
COM Aperture radius for m2 : 6.7"
ACK MPCReport file updated 2017.04.16 22:17:17
AC2 thierrynoel38a@free.fr
NET Gaia DR1
    CK15E61R  C2017 04 16.33332 21 46 21.51 -09 27 45.2          11.7 N      W97
    CK15E61R  C2017 04 16.34063 21 46 23.64 -09 27 31.9           9.8 T      W97
    CK15E61R  C2017 04 16.34817 21 46 25.86 -09 27 18.2          11.7 N      W97
Instrument typeNewton
Instrument aperture (0=naked eye)380 mm
Instrument focale length1748 mm
Instrument focale/diameter4.6
Filter(s)None
CameraQSI 532ws-M1
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountNova
Exposure details11x30s
Observatory MPC codeW97
LocationSan Pedro de Atacama, Chile
Reference stars catalogGaia DR1
Used softwaresASTROMETRICA
Resulting picture sampling (scale)0.84 "/pix
Image processingPrism (-dark, /flat), Astrometrica (add), Iris (levels, ddp, crop)
Observation submission date2017 Apr 16 22h21m18s
Observation modification date2017 Apr 16 22h50m00s

(Record n° 17526)

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