4P/Faye (Record n° 24723)
Orbital period : 7.48 years
NASA/JPL elements
IAU/MPC elements
On 2021 Dec 30 23h23 UT by Nicolas Biver
(Copyright Nicolas Biver)Coma Total magnitude (m1) 11.3 Aperture radius used for m1 1.3 ' Nuclear magnitude (m2) 13.9 Aperture radius used for m2 6 " Coma diameter 2.5 ' Coma condensation degree
(DC) 5 Tail length 0.08 ° Tail position angle
(PA) 287 ° r (dist/Sun) 1.966 AU d (dist/Earth) 1.001 AU Right ascension 06 35 04.75 h m s Declination +07 21 59 ° ' " Instrumental configuration Config1 Instrument Dobson 407mm F/D 4.3 Instrument type Newton Instrument aperture (0=naked eye) 407 mm Instrument focale length 1750 mm Instrument focale/diameter 4.29 Filter(s) None Camera SONY alpha7S Sensor DC Sensor size 36*24 mm2 Sensor pixels number 4240*2832 Sensor temperature 10 °C Binning 2x2 Mount dobson sur table equatoriale JMI Motorization Yes Autoguide No Exposure total time 46.4 s Exposure details 8x2s+19x1.6s Sky transparency (naked eye max mag) 5.5 Seeing 4 Moon phase 140 ° Moon elongation 180 ° Air mass 1.37 Location Boulonville Reference stars catalog APASS Used softwares IRIS Resulting picture sampling (scale) 2 "/pix Image processing binning, flat, alignement, somme, retrait gradient Observation submission date 2022 Jan 02 19h18m32s