IAA RAS IAA Minor Planet Database

887 Alinda (A918 AA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5711699949 ± 1.90e-09
Semi-major axis (a)2.4736287789 AU ± 5.48e-10
Inclination (i)9.40006250° ± 4.27e-07
Long. of Asc. Node (Ω)110.40587156° ± 1.60e-06
Arg. of Perihelion (ω)350.53450784° ± 1.66e-06
Mean Anomaly (M)81.54059221° ± 2.04e-07
Mean Motion (n)0.2533439215°/day ± 8.42e-11
Perihelion dist (q)1.06076624 AU ± 4.72e-09
Aphelion dist (Q)3.88649132 AU ± 4.79e-09
Orbital Period3.89046746 yr ± 1.29e-09
Physical Parameters
H (abs. magnitude)13.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.189″
Uncertainty0
Orbit TypeAmor
MOID0.079551 AU
Observations Used5556
Gaia Obs Used114
Oppositions74
Arc Total1918-2025
First Observation Used1918-02-03
Last Observation Used2025-08-27
Observations (6319)
Date Type RA Dec Mag Band Observatory
2020-07-02 14:13:44 C 00 12 32.20 -07 24 44.3 – V T08
2020-07-06 12:54:31 C 00 16 00.44 -07 23 34.9 – V T08
2020-07-06 13:03:45 C 00 16 00.79 -07 23 34.8 – V T08
2020-07-06 13:11:02 C 00 16 01.06 -07 23 34.9 – V T08
2020-07-06 13:25:38 C 00 16 01.60 -07 23 35.3 – V T08
2020-07-07 13:22:52 C 00 16 52.48 -07 23 40.1 – V T05
2020-07-07 13:27:29 C 00 16 52.68 -07 23 39.2 – V T05
2020-07-07 13:42:00 C 00 16 53.13 -07 23 40.1 – V T05
2020-07-07 13:49:55 C 00 16 53.39 -07 23 40.5 – V T05
2020-07-08 12:15:14 C 00 17 40.53 -07 23 54.1 – V T05
2020-07-08 12:20:31 C 00 17 40.69 -07 23 54.6 – V T05
2020-07-08 12:29:46 C 00 17 41.04 -07 23 54.3 – V T05
2020-07-08 12:57:13 C 00 17 41.94 -07 23 54.8 – V T05
2020-07-12 14:23:56 C 00 20 58.14 -07 26 37.5 – V T05
2020-07-12 14:28:40 C 00 20 58.35 -07 26 38.1 – V T05
2020-07-12 14:33:24 C 00 20 58.50 -07 26 38.1 – V T05
2020-07-12 14:54:16 C 00 20 59.14 -07 26 38.9 – V T05
2020-07-14 13:29:54 C 00 22 28.31 -07 28 57.6 – V T08
2020-07-14 13:35:55 C 00 22 28.48 -07 28 58.3 – V T08
2020-07-14 13:56:07 C 00 22 29.09 -07 28 59.3 – V T08
2020-07-14 14:11:23 C 00 22 29.52 -07 29 00.0 – V T08
2020-07-18 13:38:28 C 00 25 21.37 -07 35 57.0 – V T08
2020-07-18 13:41:07 C 00 25 21.47 -07 35 57.2 – V T08
2020-07-18 13:46:27 C 00 25 21.61 -07 35 57.7 – V T08
2020-07-18 14:04:34 C 00 25 22.11 -07 35 59.4 – V T08
2020-07-20 13:30:26 C 00 26 41.86 -07 40 35.7 – V T05
2020-07-20 13:34:24 C 00 26 41.97 -07 40 35.9 – V T05
2020-07-20 13:40:21 C 00 26 42.11 -07 40 36.4 – V T05
2020-07-20 13:59:45 C 00 26 42.63 -07 40 38.6 – V T05
2020-07-22 13:55:54 C 00 27 59.09 -07 46 06.5 – V T08
2020-07-22 14:14:04 C 00 27 59.52 -07 46 08.5 – V T08
2020-07-22 14:32:09 C 00 27 59.97 -07 46 11.1 – V T08
2020-07-22 14:36:50 C 00 28 00.08 -07 46 11.6 – V T08
2020-07-29 11:28:51 C 00 31 49.47 -08 11 32.2 – V T08
2020-07-29 11:44:50 C 00 31 49.77 -08 11 35.2 – V T08
2020-07-29 12:02:05 C 00 31 50.10 -08 11 38.5 – V T08
2020-07-29 12:10:03 C 00 31 50.26 -08 11 39.8 – V T08
2020-07-29 13:58:09 C 00 31 52.306 -08 12 00.30 – U F51
2020-07-29 14:11:16 C 00 31 52.553 -08 12 02.76 – U F51
2020-07-29 14:24:22 C 00 31 52.796 -08 12 05.16 – U F51
2020-07-29 14:37:29 C 00 31 53.045 -08 12 07.61 – U F51
2020-07-30 11:52:57 C 00 32 18.64 -08 16 11.0 – V T08
2020-07-30 11:58:17 C 00 32 18.72 -08 16 12.0 – V T08
2020-07-30 12:02:55 C 00 32 18.80 -08 16 13.0 – V T08
2020-07-30 12:14:12 C 00 32 19.02 -08 16 15.1 – V T08
2020-07-30 13:32:59 C 00 32 20.438 -08 16 30.84 – U F52
2020-07-30 13:50:52 C 00 32 20.758 -08 16 34.28 – U F52
2020-07-30 14:08:42 C 00 32 21.077 -08 16 37.72 – U F52
2020-07-30 14:26:32 C 00 32 21.394 -08 16 41.28 – U F52
2020-07-31 12:33:24 C 00 32 46.76 -08 21 07.8 – V T05