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
2020-09-14 00:24:11 S 00 23 47.575 -16 02 41.60 – V C57
2020-09-14 00:24:11 s 1 +37037.824 0 +371864.83 4210.0 – C57
2020-09-14 00:34:11 S 00 23 47.218 -16 02 46.93 – V C57
2020-09-14 00:34:11 s 1 +36662.065 0 +372061.58 7060.0 – C57
2020-09-14 00:44:11 S 00 23 46.726 -16 02 53.16 – V C57
2020-09-14 00:44:11 s 1 +36286.196 0 +372257.28 9940.0 – C57
2020-09-14 00:54:12 S 00 23 46.363 -16 02 58.13 – V C57
2020-09-14 00:54:12 s 1 +35910.218 0 +372451.94 2840.0 – C57
2020-09-14 01:04:11 S 00 23 45.838 -16 03 05.72 – V C57
2020-09-14 01:04:11 s 1 +35534.132 0 +372645.56 5780.0 – C57
2020-09-14 01:14:12 S 00 23 45.511 -16 03 10.55 – V C57
2020-09-14 01:14:12 s 1 +35157.939 0 +372838.14 8750.0 – C57
2020-09-14 01:24:11 S 00 23 45.125 -16 03 16.34 – V C57
2020-09-14 01:24:11 s 1 +34781.641 0 +373029.68 1750.0 – C57
2020-09-14 01:34:11 S 00 23 44.638 -16 03 23.44 – V C57
2020-09-14 01:34:11 s 1 +34405.238 0 +373220.18 4770.0 – C57
2020-09-14 01:44:11 S 00 23 44.275 -16 03 29.20 – V C57
2020-09-14 01:44:11 s 1 +34028.732 0 +373409.65 7820.0 – C57
2020-09-14 01:54:11 S 00 23 43.800 -16 03 35.14 – V C57
2020-09-14 01:54:11 s 1 +33652.124 0 +373598.07 890.0 – C57
2020-09-14 02:04:11 S 00 23 43.476 -16 03 40.79 – V C57
2020-09-14 02:04:11 s 1 +33275.415 0 +373785.47 3990.0 – C57
2020-09-14 02:14:11 S 00 23 43.090 -16 03 46.94 – V C57
2020-09-14 02:14:11 s 1 +32898.606 0 +373971.82 7110.0 – C57
2020-09-14 02:24:12 S 00 23 42.590 -16 03 52.81 – V C57
2020-09-14 02:24:12 s 1 +32521.699 0 +374157.14 260.0 – C57
2020-09-14 02:34:11 S 00 23 42.288 -16 03 58.03 – V C57
2020-09-14 02:34:11 s 1 +32144.694 0 +374341.43 3420.0 – C57
2020-09-14 02:44:12 S 00 23 41.707 -16 04 05.02 – V C57
2020-09-14 02:44:12 s 1 +31767.593 0 +374524.68 6610.0 – C57
2020-09-14 02:54:11 S 00 23 41.393 -16 04 11.32 – V C57
2020-09-14 02:54:11 s 1 +31390.397 0 +374706.91 9820.0 – C57
2020-09-14 03:04:11 S 00 23 40.990 -16 04 17.51 – V C57
2020-09-14 03:04:11 s 1 +31013.108 0 +374888.09 3050.0 – C57
2020-09-14 03:14:11 S 00 23 40.524 -16 04 23.20 – V C57
2020-09-14 03:14:11 s 1 +30635.725 0 +375068.25 6300.0 – C57
2020-09-14 03:24:11 S 00 23 40.181 -16 04 28.70 – V C57
2020-09-14 03:24:11 s 1 +30258.251 0 +375247.38 9560.0 – C57
2020-09-14 03:34:11 S 00 23 39.701 -16 04 35.11 – V C57
2020-09-14 03:34:11 s 1 +29880.687 0 +375425.48 2840.0 – C57
2020-09-14 03:44:11 S 00 23 39.324 -16 04 40.01 – V C57
2020-09-14 03:44:11 s 1 +29503.033 0 +375602.55 6140.0 – C57
2020-09-14 03:54:12 S 00 23 38.885 -16 04 46.85 – V C57
2020-09-14 03:54:12 s 1 +29125.291 0 +375778.59 9450.0 – C57
2020-09-14 04:04:11 S 00 23 38.474 -16 04 52.18 – V C57
2020-09-14 04:04:11 s 1 +28747.462 0 +375953.60 2780.0 – C57
2020-09-14 04:14:12 S 00 23 38.081 -16 04 58.73 – V C57
2020-09-14 04:14:12 s 1 +28369.547 0 +376127.58 6130.0 – C57
2020-09-14 04:24:11 S 00 23 37.615 -16 05 04.34 – V C57
2020-09-14 04:24:11 s 1 +27991.547 0 +376300.54 9480.0 – C57