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
2019-08-19 05:15:08 C 21 29 23.76 +32 13 39.4 – u H21
2019-08-19 06:44:28 S 21 28 09.475 +32 06 19.15 – V C57
2019-08-19 06:44:28 s 1 +51399.301 0 +346266.79 2610.0 – C57
2019-08-19 09:14:28 S 21 27 53.338 +32 02 55.72 – V C57
2019-08-19 09:14:28 s 1 +46204.197 0 +350710.55 660.0 – C57
2019-08-19 09:44:28 S 21 27 50.033 +32 02 13.67 – V C57
2019-08-19 09:44:28 s 1 +45160.772 0 +351568.67 6040.0 – C57
2019-08-19 10:14:28 S 21 27 46.817 +32 01 33.89 – V C57
2019-08-19 10:14:28 s 1 +44115.967 0 +352416.65 1660.0 – C57
2019-08-19 10:44:28 S 21 27 43.699 +32 00 54.83 – V C57
2019-08-19 10:44:28 s 1 +43069.819 0 +353254.54 7660.0 – C57
2019-08-19 14:44:28 S 21 27 18.228 +31 55 29.78 – V C57
2019-08-19 14:44:28 s 1 +34656.602 0 +359597.85 5070.0 – C57
2019-08-19 19:44:28 S 21 26 46.022 +31 48 34.60 – V C57
2019-08-19 19:44:28 s 1 +24049.407 0 +366644.81 6040.0 – C57
2019-08-19 20:14:28 S 21 26 43.409 +31 48 00.43 – V C57
2019-08-19 20:14:28 s 1 +22984.274 0 +367296.59 3050.0 – C57
2019-08-19 23:14:28 S 21 26 24.744 +31 43 51.46 – V C57
2019-08-19 23:14:28 s 1 +16580.247 0 +371008.30 7560.0 – C57
2019-08-19 23:44:28 S 21 26 21.478 +31 43 10.96 – V C57
2019-08-19 23:44:28 s 1 +15510.978 0 +371593.99 6370.0 – C57
2019-08-20 00:14:28 S 21 26 18.307 +31 42 32.33 – V C57
2019-08-20 00:14:28 s 1 +14441.233 0 +372170.35 8720.0 – C57
2019-08-20 02:14:28 S 21 26 05.755 +31 39 43.81 – V C57
2019-08-20 02:14:28 s 1 +10158.063 0 +374382.80 5430.0 – C57
2019-08-20 02:44:28 S 21 26 02.642 +31 39 00.79 – V C57
2019-08-20 03:14:28 S 21 25 59.760 +31 38 27.06 – V C57
2019-08-20 05:14:28 S 21 25 46.862 +31 35 38.15 – V C57
2019-08-20 05:44:28 S 21 25 43.898 +31 34 57.90 – V C57
2019-08-20 06:14:28 S 21 25 41.026 +31 34 15.67 – V C57
2019-08-20 06:44:28 S 21 25 38.026 +31 33 37.37 – V C57
2019-08-20 07:14:28 S 21 25 35.129 +31 32 56.44 – V C57
2019-08-20 17:44:28 S 21 24 31.318 +31 18 34.27 – V C57
2019-08-20 17:44:28 s 1 -23093.299 0 +386621.36 2940.0 – C57
2019-08-20 19:14:28 S 21 24 21.991 +31 16 26.51 – V C57
2019-08-20 19:14:28 s 1 -26300.591 0 +387356.15 7120.0 – C57
2019-08-20 19:44:28 S 21 24 19.104 +31 15 44.82 – V C57
2019-08-20 19:44:28 s 1 -27368.728 0 +387583.83 9010.0 – C57
2019-08-20 21:32:45 C 21 25 07.68 +31 19 53.6 – q 160
2019-08-20 21:35:43 C 21 25 07.40 +31 19 49.7 – q 160
2019-08-20 21:38:36 C 21 25 07.06 +31 19 45.6 – q 160
2019-08-20 22:44:28 S 21 24 01.030 +31 11 35.70 – V C57
2019-08-20 22:44:28 s 1 -33765.906 0 +388769.63 1000.0 – C57
2019-08-20 23:14:28 S 21 23 58.313 +31 10 55.85 – V C57
2019-08-20 23:14:28 s 1 -34829.955 0 +388937.34 3810.0 – C57
2019-08-20 23:44:28 S 21 23 55.344 +31 10 15.49 – V C57
2019-08-20 23:44:28 s 1 -35893.333 0 +389096.55 4210.0 – C57
2019-08-21 02:14:28 S 21 23 40.435 +31 06 46.76 – V C57
2019-08-21 02:14:28 s 1 -41199.379 0 +389765.27 2400.0 – C57
2019-08-21 03:14:28 S 21 23 34.546 +31 05 22.02 – V C57