IAA RAS IAA Minor Planet Database

1865 Cerberus (1971 UA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4668605870 ± 2.00e+00
Semi-major axis (a)1.0799733791 AU ± 3.00e+00
Inclination (i)16.10114027° ± 4.00e+00
Long. of Asc. Node (Ω)212.88450831° ± 5.00e+00
Arg. of Perihelion (ω)325.28950479° ± 6.00e+00
Mean Anomaly (M)319.67473143° ± 8.64e-05
Mean Motion (n)0.8781985193°/day ± 3.66e+00
Perihelion dist (q)0.57577637 AU ± 2.69e+00
Aphelion dist (Q)1.58417038 AU ± 4.90e+00
Orbital Period1.12232743 yr ± 4.68e+00
NGA Modelr2
A2-1.70363536e-06 AU/d²
Physical Parameters
H (abs. magnitude)16.77
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.512″
Uncertainty0
Orbit TypeApollo
MOID0.156354 AU
Observations Used2210
Gaia Obs Used112
Oppositions5
Arc Total1971-2025
First Observation Used1971-10-26
Last Observation Used2025-12-02
Observations (2524)
Date Type RA Dec Mag Band Observatory
2019-09-02 16:44:28 s 1 +19747.909 0 +372686.96 9730.0 – C57
2019-09-02 18:14:28 S 20 58 05.112 +23 30 37.91 – V C57
2019-09-02 18:14:28 s 1 +16549.730 0 +374329.42 8090.0 – C57
2019-09-02 20:14:28 S 20 57 57.737 +23 27 25.16 – V C57
2019-09-02 20:14:28 s 1 +12280.599 0 +376391.35 4960.0 – C57
2019-09-02 20:44:28 S 20 57 55.946 +23 26 37.57 – V C57
2019-09-02 20:44:28 s 1 +11212.622 0 +376884.11 8450.0 – C57
2019-09-02 21:14:28 S 20 57 54.149 +23 25 53.18 – V C57
2019-09-02 21:14:28 s 1 +10144.420 0 +377367.83 6840.0 – C57
2019-09-02 21:44:28 S 20 57 52.457 +23 25 07.39 – V C57
2019-09-03 00:44:28 S 20 57 41.342 +23 20 17.95 – V C57
2019-09-03 01:14:28 S 20 57 39.862 +23 19 32.12 – V C57
2019-09-03 02:44:28 S 20 57 34.253 +23 17 04.74 – V C57
2019-09-03 03:14:28 S 20 57 32.294 +23 16 17.94 – V C57
2019-09-03 03:44:28 S 20 57 30.674 +23 15 32.00 – V C57
2019-09-03 04:14:28 S 20 57 28.841 +23 14 43.80 – V C57
2019-09-03 04:44:28 S 20 57 26.986 +23 13 59.05 – V C57
2019-09-03 06:14:28 S 20 57 21.583 +23 11 32.82 – V C57
2019-09-03 06:44:28 S 20 57 20.033 +23 10 46.16 – V C57
2019-09-03 06:44:28 s 1 -10160.551 0 +384864.90 4300.0 – C57
2019-09-03 07:44:28 S 20 57 16.531 +23 09 14.04 – V C57
2019-09-03 07:44:28 s 1 -12295.174 0 +385469.60 410.0 – C57
2019-09-03 11:14:28 S 20 57 04.255 +23 03 38.27 – V C57
2019-09-03 11:14:28 s 1 -19755.376 0 +387314.07 4260.0 – C57
2019-09-03 13:44:28 S 20 56 55.550 +22 59 38.51 – V C57
2019-09-03 13:44:28 s 1 -25070.496 0 +388374.50 7900.0 – C57
2019-09-03 14:44:28 S 20 56 52.234 +22 58 10.49 – V C57
2019-09-03 14:44:28 s 1 -27192.652 0 +388739.13 6720.0 – C57
2019-09-03 16:44:28 S 20 56 45.590 +22 54 57.02 – V C57
2019-09-03 16:44:28 s 1 -31429.341 0 +389366.87 9140.0 – C57
2019-09-03 17:44:28 S 20 56 42.130 +22 53 22.99 – V C57
2019-09-03 17:44:28 s 1 -33543.530 0 +389630.16 3900.0 – C57
2019-09-03 20:14:28 S 20 56 33.192 +22 49 23.41 – V C57
2019-09-03 20:14:28 s 1 -38815.522 0 +390141.62 7130.0 – C57
2019-09-03 20:17:33 C 20 57 16.87 +22 54 22.3 – q 160
2019-09-03 20:20:29 C 20 57 16.71 +22 54 17.8 – q 160
2019-09-03 20:23:25 C 20 57 16.50 +22 54 13.1 – q 160
2019-09-03 21:14:28 S 20 56 30.262 +22 47 53.66 – V C57
2019-09-03 21:14:28 s 1 -40918.484 0 +390287.72 460.0 – C57
2019-09-03 21:44:28 S 20 56 28.546 +22 47 07.84 – V C57
2019-09-03 21:44:28 s 1 -41968.632 0 +390348.27 270.0 – C57
2019-09-03 23:14:28 S 20 56 23.611 +22 44 39.05 – V C57
2019-09-03 23:14:28 s 1 -45113.490 0 +390480.07 3140.0 – C57
2019-09-03 23:44:28 S 20 56 21.792 +22 43 54.41 – V C57
2019-09-03 23:44:28 s 1 -46159.845 0 +390507.42 8810.0 – C57
2019-09-04 00:44:28 S 20 56 18.559 +22 42 17.28 – V C57
2019-09-04 00:44:28 s 1 -48249.535 0 +390537.29 7650.0 – C57
2019-09-04 03:14:28 S 20 56 10.008 +22 38 21.05 – V C57
2019-09-04 03:14:28 s 1 -53455.181 0 +390467.52 8350.0 – C57
2019-09-04 06:14:28 S 20 56 00.542 +22 33 41.36 – V C57