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C/2015 ER61 (PANSTARRS)

Date of perihelion passage : 2017-5-9.9447
Perihelion distance : 1.042142 AU
Inclination to ecliptic : 6.3488 °
Orbital period : 7551.00 years
Eccentricity : 0.997339

NASA/JPL elements, ephemeris and orbit diagram
IAU/MPC elements and ephemeris


On 2017 Aug 25 02h25 UT by Patrick Ditz


(Copyright Patrick Ditz)

Coma diameter1.6 '
Tail length0.32 °
Tail position angle (PA)266 °
r (dist/Sun) 1.968 AU
d (dist/Earth) 1.679 AU
Right ascension03 53 27.55 h m s
Declination+23 28 55.9 ° ' "
MPC report
COD K97
CON P. Ditz [patrick.ditz@wanadoo.fr]
OBS P. Ditz
MEA P. Ditz
TEL 0.20-m f/7.4 reflector + CCD
ACK Report C/2015 ER61 2018/08/25
AC2 patrick.ditz@wanadoo.fr
NET UCAC-4
    CK15E61R  C2017 08 25.10036 03 53 27.55 +23 28 55.9                      K97
    CK15E61R  C2017 08 25.11641 03 53 28.20 +23 28 55.9                      K97
    CK15E61R  C2017 08 25.13098 03 53 28.73 +23 28 55.9                      K97
Instrumental configurationConfig1
InstrumentT200 F/D 7.4
Instrument typeNewton
Instrument aperture (0=naked eye)200 mm
Instrument focale length1480 mm
Instrument focale/diameter7.4
Filter(s)L
CameraATIK 460 EX
SensorCCD
Sensor size12.5x10.0 mm2
Sensor pixels number2749x2199
Sensor temperature-13 °C
Binning2x2
MountVMA300
Exposure total time2280 s
Exposure details19x120s
Air mass1.3
Observatory MPC codeK97
Location67130 Freconrupt
Reference stars catalogUCAC-4
Image resize factor0.43
Resulting picture sampling (scale)1.26 "/pix
Image processingPRISM
Remarks or commentsFocalisation de très mauvaise qualité permettant néanmoins de mesurer la coma et la queue cométaire.
Observation submission date2017 Aug 25 17h44m31s
Observation modification date2017 Aug 25 17h52m35s

(Record n° 18123)

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