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
2019-08-22 04:56:33 C 19 04 23.74 -23 42 02.9 U I41
2019-08-22 05:06:36 C 19 04 23.50 -23 42 03.7 U I41
2019-08-22 05:35:01 C 19 04 22.80 -23 42 05.7 U I41
2019-08-22 05:35:40 C 19 04 22.80 -23 42 05.6 U I41
2019-08-22 07:20:35 C 19 04 20.24 -23 42 13.2 U I41
2019-08-23 05:02:32 C 19 03 50.47 -23 43 48.0 U I41
2019-08-23 05:31:03 C 19 03 49.80 -23 43 49.9 U I41
2019-08-23 05:44:57 C 19 03 49.48 -23 43 51.1 U I41
2019-08-24 04:21:36 C 19 03 19.47 -23 45 27.1 U I41
2019-08-24 04:35:22 C 19 03 19.17 -23 45 28.1 U I41
2019-08-24 04:38:49 C 19 03 19.09 -23 45 28.4 U I41
2019-08-24 04:45:33 C 19 03 18.91 -23 45 28.8 U I41
2019-08-25 04:36:50 C 19 02 48.41 -23 47 07.3 U I41
2019-08-25 04:51:25 C 19 02 48.08 -23 47 08.2 U I41
2019-08-25 05:29:09 C 19 02 47.27 -23 47 10.7 U I41
2019-08-25 05:41:30 C 19 02 46.98 -23 47 12.0 U I41
2019-08-25 05:53:59 C 19 02 46.74 -23 47 12.3 U I41
2019-08-27 04:06:14 C 19 01 51.24 -23 50 15.2 U I41
2019-08-27 04:33:23 C 19 01 50.69 -23 50 16.7 U I41
2019-08-27 04:44:12 C 19 01 50.50 -23 50 17.5 U I41
2019-08-27 05:27:44 C 19 01 49.61 -23 50 20.2 U I41
2020-06-01 19:50:55 C 23 40 39.05 -08 39 44.4 q D29
2020-06-01 20:00:11 C 23 40 39.48 -08 39 40.7 q D29
2020-06-10 14:03:09 C 23 50 26.30 -08 08 26.5 V T05
2020-06-10 14:27:38 C 23 50 27.47 -08 08 23.9 V T05
2020-06-10 14:33:34 C 23 50 27.69 -08 08 23.0 V T05
2020-06-10 14:41:30 C 23 50 27.99 -08 08 22.7 V T05
2020-06-20 13:47:55 C 00 00 58.94 -07 41 33.2 V T08
2020-06-20 13:50:34 C 00 00 59.03 -07 41 33.2 V T08
2020-06-20 13:52:33 C 00 00 59.10 -07 41 33.1 V T08
2020-06-20 13:55:52 C 00 00 59.28 -07 41 32.6 V T08
2020-06-20 14:17:23 C 00 01 00.14 -07 41 31.3 V T08
2020-06-20 14:25:25 C 00 01 00.49 -07 41 30.2 V T08
2020-06-20 14:34:50 C 00 01 00.87 -07 41 29.1 V T08
2020-06-20 14:37:32 C 00 01 00.99 -07 41 29.0 V T08
2020-06-24 13:14:32 C 00 04 57.43 -07 33 56.4 V T08
2020-06-24 13:21:54 C 00 04 57.76 -07 33 56.0 V T08
2020-06-24 13:36:30 C 00 04 58.33 -07 33 54.6 V T08
2020-06-24 13:41:09 C 00 04 58.53 -07 33 54.2 V T08
2020-06-28 13:26:30 C 00 08 49.00 -07 28 15.9 V T08
2020-06-28 13:31:09 C 00 08 49.15 -07 28 15.6 V T08
2020-06-28 13:39:47 C 00 08 49.50 -07 28 15.0 V T08
2020-06-28 13:56:37 C 00 08 50.13 -07 28 14.4 V T08
2020-06-30 13:37:13 C 00 10 41.36 -07 26 13.5 V T05
2020-06-30 13:45:09 C 00 10 41.69 -07 26 13.1 V T05
2020-06-30 13:50:26 C 00 10 41.87 -07 26 13.2 V T05
2020-06-30 14:19:35 C 00 10 42.96 -07 26 12.0 V T05
2020-07-02 13:32:32 C 00 12 30.70 -07 24 45.6 V T08
2020-07-02 13:37:10 C 00 12 30.86 -07 24 45.4 V T08
2020-07-02 13:45:49 C 00 12 31.20 -07 24 44.9 V T08