C/2019 Y4 (ATLAS) (Record n° 21820)
Orbital period : 5870.00 years
NASA/JPL elements
IAU/MPC elements
On 2020 Mar 23 23h01 UT by Michael Irzyk
(Copyright Michael Irzyk)Coma Total magnitude (m1) 12 Aperture radius used for m1 1 ' Nuclear magnitude (m2) 12.9 Aperture radius used for m2 9.3 " r (dist/Sun) 1.635 AU d (dist/Earth) 1.079 AU Right ascension 08 54 31.30 h m s Declination +68 04 33.3 ° ' " Instrument FSQ106 Instrument type Refractor Instrument aperture (0=naked eye) 106 mm Instrument focale length 530 mm Instrument focale/diameter 5 Filter(s) RGB Camera D800 Sensor DC Autoguide No Exposure total time 3090 s Exposure details 103x30s Location Boissettes 77350 France Reference stars catalog Tycho-2 Used softwares PRISM Resulting picture sampling (scale) 1.87 "/pix Observation submission date 2020 Apr 04 09h23m44s