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
2020-11-30 06:28:54 C 23 33 25.34 -19 15 50.9 – V T08
2020-12-01 06:58:58 C 23 34 17.33 -19 02 01.8 – V T08
2020-12-01 07:06:56 C 23 34 17.60 -19 01 57.3 – V T08
2020-12-01 08:12:58 C 23 34 19.84 -19 01 19.1 – V T08
2020-12-01 08:22:16 C 23 34 20.16 -19 01 13.6 – V T08
2020-12-02 06:36:25 C 23 35 10.26 -18 48 23.3 – V T05
2020-12-02 06:42:23 C 23 35 10.48 -18 48 19.7 – V T05
2020-12-02 06:50:57 C 23 35 10.78 -18 48 14.7 – V T05
2020-12-02 07:06:08 C 23 35 11.33 -18 48 05.8 – V T05
2020-12-04 03:29:14 C 23 36 57.83 -18 21 36.8 – V 703
2020-12-04 03:36:49 C 23 36 58.13 -18 21 31.5 – V 703
2020-12-04 03:44:24 C 23 36 58.45 -18 21 26.9 – V 703
2020-12-04 03:51:58 C 23 36 58.73 -18 21 22.1 – V 703
2020-12-04 06:35:50 C 23 37 05.59 -18 19 40.6 – V T08
2020-12-04 06:40:28 C 23 37 05.77 -18 19 37.7 – V T08
2020-12-04 06:48:25 C 23 37 06.08 -18 19 32.8 – V T08
2020-12-04 07:06:20 C 23 37 06.78 -18 19 21.7 – V T08
2020-12-06 06:07:54 C 23 39 10.23 -17 49 57.2 – V T05
2020-12-06 06:12:31 C 23 39 10.43 -17 49 54.2 – V T05
2020-12-06 06:25:05 C 23 39 10.96 -17 49 46.1 – V T05
2020-12-06 06:43:35 C 23 39 11.76 -17 49 34.2 – V T05
2020-12-07 02:25:32 C 23 40 06.77 -17 36 51.6 – V 703
2020-12-07 02:32:31 C 23 40 07.04 -17 36 46.8 – V 703
2020-12-07 02:39:29 C 23 40 07.34 -17 36 42.8 – V 703
2020-12-07 02:46:28 C 23 40 07.69 -17 36 38.3 – V 703
2020-12-07 10:51:11 C 23 40 30.26 -17 31 12.9 – q Q68
2020-12-07 10:53:24 C 23 40 30.36 -17 31 11.3 – q Q68
2020-12-07 10:55:36 C 23 40 30.46 -17 31 09.9 – q Q68
2020-12-07 10:57:49 C 23 40 30.55 -17 31 08.4 – q Q68
2020-12-07 12:15:17 C 23 40 34.11 -17 30 17.0 – q Q68
2020-12-07 12:17:30 C 23 40 34.21 -17 30 15.6 – q Q68
2020-12-07 12:19:43 C 23 40 34.33 -17 30 13.7 – q Q68
2020-12-07 12:21:56 C 23 40 34.41 -17 30 12.5 – q Q68
2020-12-08 10:52:26 C 23 41 40.10 -17 15 18.7 – q Q68
2020-12-08 10:54:38 C 23 41 40.20 -17 15 17.5 – q Q68
2020-12-08 10:56:49 C 23 41 40.30 -17 15 15.9 – q Q68
2020-12-08 10:59:01 C 23 41 40.40 -17 15 14.5 – q Q68
2020-12-08 12:03:30 C 23 41 43.48 -17 14 30.8 – q Q68
2020-12-08 12:05:43 C 23 41 43.58 -17 14 29.0 – q Q68
2020-12-08 12:07:54 C 23 41 43.69 -17 14 27.7 – q Q68
2020-12-08 12:10:06 C 23 41 43.79 -17 14 26.3 – q Q68
2020-12-09 06:53:49 C 23 42 40.28 -17 01 58.2 – V T08
2020-12-09 06:58:28 C 23 42 40.51 -17 01 55.0 – V T08
2020-12-09 07:06:26 C 23 42 40.88 -17 01 49.5 – V T08
2020-12-09 07:24:27 C 23 42 41.77 -17 01 37.1 – V T08
2020-12-10 06:26:25 C 23 43 53.33 -16 45 48.9 – V T05
2020-12-10 06:31:02 C 23 43 53.57 -16 45 45.6 – V T05
2020-12-10 06:40:17 C 23 43 54.02 -16 45 39.3 – V T05
2020-12-10 06:54:50 C 23 43 54.75 -16 45 29.1 – V T05
2020-12-14 06:26:10 C 23 49 15.50 -15 36 42.9 – V T05