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
1925-12-21 19:39:45 A 01 52 18.66 -05 45 41.4 008
1929-11-06 20:49:42 A 01 25 06.39 -16 23 11.2 024
1929-11-09 22:15:42 A 01 22 17.98 -16 26 51.9 024
1933-09-16 00:46:29 A 01 39 06.55 -08 29 26.1 024
1933-09-26 23:34:48 A 01 35 09.41 -10 52 52.8 024
1933-10-13 05:33:39 A 01 21 54.88 -14 31 57.5 15.0 754
1933-10-13 05:54:10 A 01 21 53.95 -14 32 08.1 15.0 754
1933-10-13 23:28:31 A 01 21 08.49 -14 41 05.4 012
1933-10-14 05:49:47 A 01 20 51.63 -14 44 14.4 15.0 754
1933-10-15 04:16:41 A 01 19 52.43 -14 55 23.9 14.5 754
1933-10-17 04:15:35 A 01 17 42.30 -15 18 15.1 14.5 754
1933-10-18 21:41:00 A 01 15 47.64 -15 36 37.4 13.5 078
1933-10-18 22:22:11 A 01 15 45.83 -15 37 09.8 024
1933-10-18 22:22:23 A 01 15 45.86 -15 37 08.8 024
1933-10-19 22:25:41 A 01 14 38.63 -15 47 22.2 024
1933-10-19 22:25:53 A 01 14 39.00 -15 47 19.0 024
1933-10-20 05:21:27 A 01 14 18.99 -15 50 15.5 15.0 754
1933-10-20 05:40:26 A 01 14 18.14 -15 50 22.7 15.0 754
1933-10-20 22:52:55 A 01 13 29.24 -15 57 07.8 13.6 078
1933-10-21 21:23:14 A 01 12 26.25 -16 05 56.6 14.0 078
1933-10-21 21:59:08 A 01 12 24.64 -16 06 06.0 14.0 078
1933-10-22 21:10:19 A 01 11 16.05 -16 15 03.8 13.8 078
1933-10-22 21:42:14 A 01 11 14.51 -16 15 13.8 13.8 078
1933-10-23 04:48:57 A 01 10 57.79 -16 17 44.9 14.5 754
1933-10-25 05:07:01 A 01 08 41.86 -16 33 56.6 14.0 754
1933-11-07 21:40:39 A 00 54 56.01 -17 24 03.8 13.8 078
1933-11-07 22:07:34 A 00 54 55.07 -17 24 03.0 13.8 078
1933-11-08 20:13:42 A 00 54 10.81 -17 23 42.0 024
1933-11-09 01:55:30 A 00 53 59.63 -17 23 08.5 839
1933-11-09 20:50:41 A 00 53 23.44 -17 22 19.7 024
1933-11-09 20:50:53 A 00 53 23.24 -17 22 20.9 024
1933-11-15 01:18:09 A 00 50 02.35 -17 05 14.7 839
1933-11-16 02:58:15 A 00 49 29.86 -16 59 58.3 14.5 754
1933-11-16 18:47:09 A 00 49 11.45 -16 55 58.6 13.8 078
1933-11-16 19:17:04 A 00 49 10.71 -16 55 50.7 13.8 078
1933-11-16 21:33:16 A 00 49 07.66 -16 55 24.8 012
1933-11-17 02:14:29 A 00 49 03.32 -16 54 21.2 14.0 754
1933-11-18 02:44:59 A 00 48 37.97 -16 47 48.4 13.5 754
1933-11-19 19:49:39 A 00 48 02.40 -16 35 13.2 13.9 078
1933-11-19 20:16:35 A 00 48 02.24 -16 35 05.7 13.9 078
1933-11-20 21:06:41 A 00 47 45.43 -16 27 02.3 024
1933-11-20 21:06:53 A 00 47 45.30 -16 27 03.7 024
1933-12-07 01:14:32 A 00 50 47.27 -13 01 12.5 839
1933-12-17 19:21:25 A 01 00 31.33 -09 35 11.5 012
1933-12-18 00:48:51 A 01 00 47.20 -09 30 04.5 839
1933-12-18 03:54:22 A 01 00 56.23 -09 27 29.3 14.5 754
1934-01-11 18:46:12 A 01 45 09.83 +01 14 31.7 14.0 029
1934-01-11 19:00:42 A 01 45 11.16 +01 14 48.6 14.0 029
1934-01-16 18:42:44 A 01 57 34.26 +03 47 05.2 012
1934-02-02 18:51:11 A 02 48 27.29 +12 53 02.0 012