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
2021-01-03 03:57:06 C 00 25 03.75 -08 37 11.0 V 703
2021-01-03 04:04:42 C 00 25 04.41 -08 37 03.4 V 703
2021-01-03 04:12:19 C 00 25 05.08 -08 36 55.7 V 703
2021-01-04 02:06:30 C 00 27 04.37 -08 14 39.3 V 703
2021-01-04 02:08:49 C 00 27 04.29 -08 14 25.3 o W92
2021-01-04 02:14:07 C 00 27 05.04 -08 14 31.6 V 703
2021-01-04 02:21:45 C 00 27 05.72 -08 14 23.7 V 703
2021-01-04 02:29:22 C 00 27 06.38 -08 14 16.0 V 703
2021-01-04 02:51:23 C 00 27 08.09 -08 13 41.9 o W92
2021-01-04 06:29:30 C 00 27 28.17 -08 10 08.0 V T05
2021-01-04 06:34:50 C 00 27 28.65 -08 10 02.4 V T05
2021-01-04 06:44:11 C 00 27 29.48 -08 09 52.8 V T05
2021-01-04 07:01:21 C 00 27 31.02 -08 09 35.1 V T05
2021-01-06 05:32:44 C 00 31 50.65 -07 21 15.2 V T08
2021-01-06 05:37:22 C 00 31 51.08 -07 21 10.3 V T08
2021-01-06 05:45:20 C 00 31 51.81 -07 21 01.9 V T08
2021-01-06 05:51:37 C 00 31 52.406 -07 20 55.34 U F51
2021-01-06 05:59:58 C 00 31 53.16 -07 20 46.4 V T08
2021-01-06 06:09:55 C 00 31 54.094 -07 20 36.00 U F51
2021-01-06 06:28:16 C 00 31 55.781 -07 20 16.70 U F51
2021-01-08 06:23:30 C 00 36 31.46 -06 29 11.8 V T05
2021-01-08 06:28:07 C 00 36 31.91 -06 29 06.6 V T05
2021-01-08 06:37:20 C 00 36 32.78 -06 28 56.7 V T05
2021-01-08 06:51:52 C 00 36 34.18 -06 28 40.9 V T05
2021-01-10 06:15:13 C 00 41 15.29 -05 36 52.9 V T08
2021-01-10 06:19:13 C 00 41 15.69 -05 36 48.3 V T08
2021-01-10 06:28:30 C 00 41 16.60 -05 36 38.1 V T08
2021-01-10 06:46:28 C 00 41 18.36 -05 36 18.1 V T08
2021-01-11 02:49:25 C 00 43 20.00 -05 14 02.3 V 703
2021-01-11 02:57:38 C 00 43 20.80 -05 13 53.2 V 703
2021-01-11 03:05:53 C 00 43 21.62 -05 13 43.8 V 703
2021-01-11 03:14:06 C 00 43 22.44 -05 13 34.5 V 703
2021-01-11 05:43:47 C 00 43 37.708 -05 10 45.33 U F51
2021-01-11 06:00:00 C 00 43 39.318 -05 10 27.10 U F51
2021-01-11 06:16:16 C 00 43 40.934 -05 10 08.91 U F51
2021-01-11 06:32:37 C 00 43 42.561 -05 09 50.57 U F51
2021-01-12 02:44:17 C 00 45 46.83 -04 47 08.6 V 703
2021-01-12 02:52:16 C 00 45 47.63 -04 46 59.3 V 703
2021-01-12 03:00:15 C 00 45 48.44 -04 46 50.4 V 703
2021-01-12 03:08:15 C 00 45 49.26 -04 46 41.4 V 703
2021-01-12 06:23:23 C 00 46 09.31 -04 42 58.5 V T05
2021-01-12 06:29:19 C 00 46 09.92 -04 42 51.7 V T05
2021-01-12 06:37:53 C 00 46 10.79 -04 42 42.0 V T05
2021-01-12 06:55:43 C 00 46 12.59 -04 42 21.7 V T05
2021-01-15 02:51:12 C 00 53 22.60 -03 24 06.3 V 703
2021-01-15 02:59:24 C 00 53 23.46 -03 23 56.8 V 703
2021-01-15 03:07:36 C 00 53 24.32 -03 23 47.2 V 703
2021-01-15 03:15:49 C 00 53 25.19 -03 23 37.6 V 703
2021-01-16 05:08:29 C 00 56 13.71 -02 53 05.5 V T05
2021-01-16 05:14:25 C 00 56 14.33 -02 52 58.5 V T05