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
2020-12-14 06:30:48 C 23 49 15.75 -15 36 39.5 V T05
2020-12-14 06:39:23 C 23 49 16.25 -15 36 32.9 V T05
2020-12-14 06:53:57 C 23 49 17.07 -15 36 22.1 V T05
2020-12-16 03:04:27 C 23 51 58.59 -15 02 51.3 V 703
2020-12-16 03:12:16 C 23 51 59.06 -15 02 45.7 V 703
2020-12-16 03:20:05 C 23 51 59.52 -15 02 39.9 V 703
2020-12-16 03:27:54 C 23 52 00.01 -15 02 33.5 V 703
2020-12-18 18:12:02 C 23 56 03.22 -14 13 05.2 V G17
2020-12-18 18:15:02 C 23 56 03.41 -14 13 02.7 V G17
2020-12-18 18:18:02 C 23 56 03.59 -14 13 00.1 V G17
2020-12-19 01:57:51 C 23 56 34.42 -14 06 47.3 V 703
2020-12-19 02:06:01 C 23 56 34.95 -14 06 40.7 V 703
2020-12-19 02:14:12 C 23 56 35.47 -14 06 34.1 V 703
2020-12-19 02:22:23 C 23 56 36.02 -14 06 27.3 V 703
2020-12-23 05:28:25 C 00 03 34.95 -12 43 21.6 V T05
2020-12-23 06:14:37 C 00 03 38.24 -12 42 41.5 V T05
2020-12-23 06:55:14 C 00 03 41.14 -12 42 05.9 V T05
2020-12-25 06:13:45 C 00 07 14.86 -12 00 30.1 V T08
2020-12-25 06:18:23 C 00 07 15.20 -12 00 25.8 V T08
2020-12-25 06:27:41 C 00 07 15.90 -12 00 17.5 V T08
2020-12-25 06:45:02 C 00 07 17.19 -12 00 01.9 V T08
2020-12-26 03:03:55 C 00 08 51.70 -11 41 49.1 V 703
2020-12-26 03:13:09 C 00 08 52.39 -11 41 40.9 V 703
2020-12-26 03:22:23 C 00 08 53.09 -11 41 32.6 V 703
2020-12-26 03:31:37 C 00 08 53.80 -11 41 24.1 V 703
2020-12-29 05:35:04 C 00 14 51.10 -10 32 54.1 V T08
2020-12-29 05:39:43 C 00 14 51.47 -10 32 49.7 V T08
2020-12-29 05:49:02 C 00 14 52.21 -10 32 40.8 V T08
2020-12-29 06:21:45 C 00 14 54.84 -10 32 09.9 V T08
2020-12-30 07:21:35 C 00 16 59.93 -10 08 21.2 V T05
2020-12-30 07:31:34 C 00 17 00.76 -10 08 11.7 V T05
2020-12-30 07:36:53 C 00 17 01.20 -10 08 06.5 V T05
2020-12-30 07:56:47 C 00 17 02.84 -10 07 47.3 V T05
2020-12-30 18:44:34 C 00 17 57.84 -09 57 15.5 o K95
2020-12-30 18:54:43 C 00 17 58.69 -09 57 05.5 o K95
2020-12-31 18:41:19 C 00 20 00.99 -09 33 59.1 o K95
2020-12-31 18:48:05 C 00 20 01.50 -09 33 51.7 o K95
2020-12-31 18:58:14 C 00 20 02.39 -09 33 41.8 o K95
2020-12-31 20:05:43 C 00 20 08.38 -09 32 46.3 o Z22
2020-12-31 20:22:24 C 00 20 09.78 -09 32 30.1 o Z22
2020-12-31 20:27:10 C 00 20 10.18 -09 32 25.0 o Z22
2020-12-31 20:50:07 C 00 20 11.88 -09 31 51.5 o K95
2020-12-31 21:01:37 C 00 20 12.87 -09 31 40.3 o K95
2020-12-31 21:06:29 C 00 20 13.30 -09 31 35.3 o K95
2021-01-02 20:35:37 C 00 24 24.00 -08 44 25.0 o K95
2021-01-02 20:52:54 C 00 24 25.54 -08 44 07.7 o K95
2021-01-02 20:54:14 C 00 24 25.64 -08 44 06.1 o K95
2021-01-03 01:11:05 C 00 24 48.80 -08 39 47.7 o W92
2021-01-03 02:14:58 C 00 24 54.43 -08 38 42.9 o W92
2021-01-03 03:49:30 C 00 25 03.08 -08 37 18.9 V 703