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
2020-09-13 10:35:58 C 00 24 54.81 -15 53 53.1 – V T05
2020-09-13 10:45:24 C 00 24 54.42 -15 53 58.8 – V T05
2020-09-13 10:59:18 C 00 24 53.862 -15 54 07.27 – U F52
2020-09-13 11:15:56 C 00 24 53.189 -15 54 17.38 – U F52
2020-09-13 11:32:34 C 00 24 52.516 -15 54 27.50 – U F52
2020-09-13 11:49:17 C 00 24 51.839 -15 54 37.63 – U F52
2020-09-13 12:24:12 S 00 24 17.256 -15 55 30.18 – V C57
2020-09-13 12:24:12 s 1 +63721.079 0 +354908.61 1760.0 – C57
2020-09-13 12:34:11 S 00 24 16.757 -15 55 37.09 – V C57
2020-09-13 12:34:11 s 1 +63356.623 0 +355182.55 3510.0 – C57
2020-09-13 12:44:12 S 00 24 16.399 -15 55 42.53 – V C57
2020-09-13 12:44:12 s 1 +62991.961 0 +355455.38 5160.0 – C57
2020-09-13 12:54:12 S 00 24 15.958 -15 55 48.76 – V C57
2020-09-13 12:54:12 s 1 +62627.095 0 +355727.10 6710.0 – C57
2020-09-13 13:04:11 S 00 24 15.542 -15 55 55.85 – V C57
2020-09-13 13:04:11 s 1 +62262.026 0 +355997.73 8170.0 – C57
2020-09-13 13:14:12 S 00 24 15.252 -15 56 00.10 – V C57
2020-09-13 13:14:12 s 1 +61896.756 0 +356267.25 9530.0 – C57
2020-09-13 13:24:11 S 00 24 14.758 -15 56 06.72 – V C57
2020-09-13 13:24:11 s 1 +61531.286 0 +356535.68 800.0 – C57
2020-09-13 13:34:12 S 00 24 14.417 -15 56 13.09 – V C57
2020-09-13 13:34:12 s 1 +61165.618 0 +356803.00 1980.0 – C57
2020-09-13 13:44:11 S 00 24 14.026 -15 56 17.88 – V C57
2020-09-13 13:44:11 s 1 +60799.753 0 +357069.23 3070.0 – C57
2020-09-13 13:54:12 S 00 24 13.603 -15 56 24.58 – V C57
2020-09-13 13:54:12 s 1 +60433.692 0 +357334.36 4060.0 – C57
2020-09-13 14:04:11 S 00 24 13.178 -15 56 29.62 – V C57
2020-09-13 14:04:11 s 1 +60067.438 0 +357598.39 4970.0 – C57
2020-09-13 14:14:11 S 00 24 12.665 -15 56 36.42 – V C57
2020-09-13 14:14:11 s 1 +59700.991 0 +357861.33 5790.0 – C57
2020-09-13 14:24:12 S 00 24 12.336 -15 56 41.86 – V C57
2020-09-13 14:24:12 s 1 +59334.352 0 +358123.17 6520.0 – C57
2020-09-13 14:34:11 S 00 24 11.837 -15 56 48.70 – V C57
2020-09-13 14:34:11 s 1 +58967.524 0 +358383.92 7160.0 – C57
2020-09-13 14:44:12 S 00 24 11.443 -15 56 54.96 – V C57
2020-09-13 14:44:12 s 1 +58600.508 0 +358643.58 7720.0 – C57
2020-09-13 14:54:11 S 00 24 11.110 -15 57 00.11 – V C57
2020-09-13 14:54:11 s 1 +58233.305 0 +358902.14 8190.0 – C57
2020-09-13 15:04:12 S 00 24 10.649 -15 57 06.80 – V C57
2020-09-13 15:04:12 s 1 +57865.916 0 +359159.62 8580.0 – C57
2020-09-13 15:14:11 S 00 24 10.313 -15 57 12.28 – V C57
2020-09-13 15:14:11 s 1 +57498.343 0 +359416.00 8890.0 – C57
2020-09-13 15:24:12 S 00 24 09.790 -15 57 19.19 – V C57
2020-09-13 15:24:12 s 1 +57130.588 0 +359671.30 9110.0 – C57
2020-09-13 15:34:11 S 00 24 09.449 -15 57 24.16 – V C57
2020-09-13 15:34:11 s 1 +56762.651 0 +359925.51 9260.0 – C57
2020-09-13 15:44:11 S 00 24 08.964 -15 57 30.78 – V C57
2020-09-13 15:44:11 s 1 +56394.535 0 +360178.63 9320.0 – C57
2020-09-13 15:54:12 S 00 24 08.563 -15 57 36.50 – V C57
2020-09-13 15:54:12 s 1 +56026.240 0 +360430.66 9310.0 – C57