74P/Smirnova-Chernykh (Record n° 30745)
Perihelion distance : 4.84 AU
Inclination to ecliptic : 6 °
Orbital period : 11.6 years
Eccentricity : 0.06
NASA/JPL elements
IAU/MPC elements
On 2025 Dec 28 22h01 UT by Jonathan Vilhem
(Copyright Jonathan Vilhem)Magnitude (MPC m2) 19.6 r (dist/Sun) 4.839 AU d (dist/Earth) 3.866 AU Right ascension 105.02192 ° Declination +28.55444 ° Instrumental configuration Config5 Instrument 250/1000 QUATTRO Instrument type Newton Instrument aperture (0=naked eye) 250 mm Instrument focale length 1000 mm Filter None Camera ASI 533MM PRO Sensor CMOS Sensor size 11.31X11.31 mm2 Sensor pixels number 3008X3008 Sensor temperature -10 °C Binning 4x4 Mount EQ6R PRO Motorization Yes Autoguide No Exposure total time 3290 s Exposure details 47X70SEC Seeing 4 Observatory MPC code 247 Location Saint Jean Rohrbach Moselle France Reference stars catalog (ast) APASS Used softwares TYCHO Observation submission date 2025 Dec 29 09h16m27s