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C/2007 Q3 (Siding Spring)

Basic Information of C/2007 Q3 (Siding Spring)

Orbital Elements

Parameter Value
Orbit type C
Perihelion distance (AU) 2.238019
Eccentricity 0.999435
Inclination (deg) 65.757600
Longitude of ascending node (deg) 149.318800
Argument of perihelion (deg) 1.982000
Epoch 2025-05-05T00:00:00.000
Reference , MPC orbital elements
Period (years) 249300.403886

Latest Perihelion

Field Value
Date (UTC) 2009-10-03T12:44:55.680
Period (years) 249300.403886

Magnitude

Magnitude Chart Placeholder

Ephemeris

Date (UTC) RA (J2000) Dec (J2000) Δ (AU) Motion (arcsec/hr) Dir (deg) Nearest HIP Dist (arcmin)
2025-11-21 20:42:09.16 +07:43:18.6 33.954 2.40 131.9 HIP 102180 32.46
2025-11-22 20:42:12.04 +07:42:40.2 33.973 2.43 130.3 HIP 102180 31.79
2025-11-23 20:42:15.03 +07:42:02.5 33.992 2.46 128.7 HIP 102180 31.16
2025-11-24 20:42:18.13 +07:41:25.6 34.011 2.49 127.2 HIP 102180 30.55
2025-11-25 20:42:21.34 +07:40:49.5 34.031 2.53 125.7 HIP 102180 29.98
2025-11-26 20:42:24.65 +07:40:14.1 34.050 2.56 124.3 HIP 102180 29.44
2025-11-27 20:42:28.06 +07:39:39.5 34.068 2.59 122.9 HIP 102180 28.95
2025-11-28 20:42:31.58 +07:39:05.6 34.087 2.63 121.6 HIP 102180 28.50
2025-11-29 20:42:35.19 +07:38:32.6 34.106 2.67 120.2 HIP 102180 28.10
2025-11-30 20:42:38.91 +07:38:00.4 34.125 2.70 119.0 HIP 102180 27.75
2025-12-01 20:42:42.73 +07:37:28.9 34.143 2.74 117.8 HIP 102180 27.46
2025-12-02 20:42:46.65 +07:36:58.3 34.162 2.78 116.6 HIP 102180 27.23
2025-12-03 20:42:50.66 +07:36:28.4 34.180 2.82 115.4 HIP 102180 27.06
2025-12-04 20:42:54.77 +07:35:59.4 34.198 2.86 114.3 HIP 102180 26.96
2025-12-05 20:42:58.97 +07:35:31.2 34.216 2.90 113.2 HIP 102180 26.93
2025-12-06 20:43:03.27 +07:35:03.9 34.234 2.93 112.1 HIP 102180 26.96
2025-12-07 20:43:07.66 +07:34:37.4 34.252 2.93 112.1 HIP 102180 27.08