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
1934-02-09 18:13:24 A 03 13 11.43 +16 35 40.0 024
1934-02-10 01:03:35 A 03 14 14.77 +16 44 37.2 15.0 754
1934-02-13 00:52:50 A 03 25 34.85 +18 16 56.4 14.5 754
1934-02-13 19:28:10 A 03 28 34.85 +18 40 23.9 012
1934-02-15 03:02:06 A 03 33 43.87 +19 19 50.0 15.0 754
1934-03-04 20:39:06 A 04 49 46.48 +26 50 28.6 012
1934-03-10 04:46:10 A 05 14 22.56 +28 26 58.6 15.0 754
1934-03-11 02:02:42 A 05 18 30.37 +28 40 59.5 15.5 754
1934-03-11 02:13:42 A 05 18 32.54 +28 41 06.5 15.5 754
1934-04-01 01:42:48 A 06 55 21.02 +31 17 53.6 16.5 754
1934-04-12 02:44:13 A 07 42 18.76 +30 42 35.1 16.5 754
1934-04-12 03:07:13 A 07 42 22.90 +30 42 30.0 16.5 754
1937-09-03 00:34:12 A 01 21 04.51 -07 54 54.9 024
1937-09-03 01:58:48 A 01 21 04.40 -07 55 32.0 024
1937-09-06 08:30:08 A 01 20 58.44 -08 30 25.7 16.0 754
1937-09-06 08:53:08 A 01 20 58.32 -08 30 35.9 16.0 754
1937-09-08 01:28:18 A 01 20 48.0 -08 49.7 16.5 029
1937-09-08 02:21:12 A 01 20 47.4 -08 50.2 16.5 029
1937-09-09 06:48:19 A 01 20 35.19 -09 03 49.8 16.0 754
1937-09-30 22:24:05 A 01 08 28.51 -13 51 40.0 024
1937-09-30 23:03:06 A 01 08 26.98 -13 52 02.6 024
1937-10-07 06:40:03 A 01 02 06.09 -15 16 37.2 15.0 754
1937-10-07 22:37:18 A 01 01 23.91 -15 25 04.7 029
1937-10-07 23:55:06 A 01 01 20.07 -15 25 47.5 029
1937-10-25 21:10:22 A 00 40 48.75 -18 15 12.2 078
1937-10-25 21:41:47 A 00 40 47.37 -18 15 17.1 078
1937-10-26 01:46:37 A 00 40 36.68 -18 16 12.0 822
1937-10-27 20:29:36 A 00 38 41.88 -18 24 50.1 078
1937-10-27 21:26:06 A 00 38 39.3 -18 25.0 16.0 029
1937-10-27 21:48:11 A 00 38 38.47 -18 25 16.6 024
1937-10-28 01:44:46 A 00 38 28.22 -18 25 43.6 822
1937-10-28 18:17:59 A 00 37 45.42 -18 28 32.5 078
1937-10-29 20:05:45 A 00 36 39.48 -18 32 19.9 078
1937-11-02 21:25:24 A 00 32 50.43 -18 40 57.0 029
1937-11-02 22:11:17 A 00 32 48.69 -18 40 57.5 029
1937-11-03 19:58:04 A 00 32 01.82 -18 41 20.6 078
1937-11-03 20:29:59 A 00 32 00.72 -18 41 19.5 078
1937-11-05 20:30:06 A 00 30 24.11 -18 40 51.8 078
1937-11-06 01:23:30 A 00 30 15.43 -18 40 39.6 822
1937-11-06 19:25:20 A 00 29 42.08 -18 39 49.9 078
1937-11-07 20:26:14 A 00 28 57.77 -18 38 06.5 078
1937-11-27 19:31:48 A 00 24 59.4 -16 12.0 15.5 029
1937-11-27 20:01:12 A 00 24 59.9 -16 11.7 15.5 029
1937-11-30 03:18:33 A 00 25 50.24 -15 42 33.0 14.5 754
1937-11-30 03:39:04 A 00 25 50.56 -15 42 20.9 14.5 754
1937-12-23 01:20:38 A 00 48 43.73 -08 51 18.8 15.5 754
1937-12-23 01:40:08 A 00 48 45.14 -08 50 55.8 16.0 754
1941-09-24 06:49:31 A 01 09 32.19 -12 42 56.7 711
1941-09-24 07:03:00 A 01 09 31.73 -12 43 04.6 711
1941-09-26 08:21:08 A 01 07 54.60 -13 11 45.1 711