C/2015 ER61 (PANSTARRS) (Record n° 17526)
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 m1 0.42 ' Nuclear magnitude (m2) 11.7 m2 standard deviation 0.0 Aperture radius used for m2 6.7 " r (dist/Sun) 1.116 AU d (dist/Earth) 1.180 AU Right ascension 21 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 type Newton Instrument aperture (0=naked eye) 380 mm Instrument focale length 1748 mm Instrument focale/diameter 4.6 Filter(s) None Camera QSI 532ws-M1 Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Nova Exposure details 11x30s Observatory MPC code W97 Location San Pedro de Atacama, Chile Reference stars catalog Gaia DR1
Used softwares ASTROMETRICA Resulting picture sampling (scale) 0.84 "/pix Image processing Prism (-dark, /flat), Astrometrica (add), Iris (levels, ddp, crop) Observation submission date 2017 Apr 16 22h21m18s Observation modification date 2017 Apr 16 22h50m00s