3553 Mera (1985 JA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3199543349 ± 6.80e-09
Semi-major axis (a)1.6446507159 AU ± 4.27e-10
Inclination (i)36.77387507° ± 4.59e-07
Long. of Asc. Node (Ω)232.48640678° ± 9.80e-07
Arg. of Perihelion (ω)288.89562621° ± 1.28e-06
Mean Anomaly (M)116.62019882° ± 1.06e-06
Mean Motion (n)0.4673064318°/day ± 1.82e-10
Perihelion dist (q)1.11843759 AU ± 1.12e-08
Aphelion dist (Q)2.17086384 AU ± 1.12e-08
Orbital Period2.10916481 yr ± 8.22e-10
Physical Parameters
H (abs. magnitude)16.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.063″
Uncertainty0
Orbit TypeAmor
MOID0.294303 AU
Observations Used2029
Gaia Obs Used95
Oppositions17
Arc Total1985-2025
First Observation Used1985-05-11
Last Observation Used2025-07-26
Observations (2143)
Date Type RA Dec Mag Band Observatory
2023-01-08 08:08:43 C 11 42 16.248 -65 05 58.60 V W68
2023-01-08 08:32:37 C 11 42 21.552 -65 06 28.30 V W68
2023-01-22 01:35:56 C 13 06 49.567 -70 15 16.52 V M22
2023-01-22 02:06:05 C 13 06 57.982 -70 15 35.75 V M22
2023-01-22 02:26:36 C 13 07 03.718 -70 15 49.00 V M22
2023-01-22 02:40:52 C 13 07 07.865 -70 15 56.92 V M22
2023-01-28 07:41:23 C 13 51 30.732 -71 25 22.51 V W68
2023-01-28 08:16:09 C 13 51 41.124 -71 25 34.21 V W68
2023-01-28 08:35:38 C 13 51 46.829 -71 25 40.30 V W68
2023-01-28 08:45:16 C 13 51 49.649 -71 25 43.43 V W68
2023-02-01 08:39:02 C 14 21 03.826 -71 46 23.70 V W68
2023-02-01 08:47:41 C 14 21 06.245 -71 46 25.10 V W68
2023-02-01 08:58:06 C 14 21 09.463 -71 46 26.29 V W68
2023-02-01 09:10:36 C 14 21 12.962 -71 46 26.76 V W68
2023-02-12 02:05:21 C 15 35 26.662 -71 16 20.82 V M22
2023-02-12 02:38:08 C 15 35 35.172 -71 16 10.45 V M22
2023-02-12 02:58:46 C 15 35 40.421 -71 16 03.90 V M22
2023-02-12 03:08:19 C 15 35 42.854 -71 16 00.80 V M22
2023-02-17 08:46:34 C 16 07 04.999 -70 22 05.77 V W68
2023-02-17 09:12:34 C 16 07 10.783 -70 21 52.78 V W68
2023-02-17 09:17:07 C 16 07 11.962 -70 21 50.51 V W68
2023-02-17 09:21:06 C 16 07 12.720 -70 21 48.78 V W68
2023-03-01 07:37:02 C 17 02 53.078 -67 05 09.35 V W68
2023-03-01 08:06:42 C 17 02 57.492 -67 04 45.77 V W68
2023-03-01 08:09:18 C 17 02 58.046 -67 04 43.28 V W68
2023-03-01 08:17:52 C 17 02 59.249 -67 04 36.66 V W68
2023-03-13 09:00:35 C 17 38 44.611 -62 22 02.89 V W68
2023-03-13 09:19:17 C 17 38 46.282 -62 21 42.19 V W68
2023-03-13 09:25:09 C 17 38 46.759 -62 21 35.86 V W68
2023-03-13 09:42:06 C 17 38 48.223 -62 21 17.17 V W68
2023-03-17 08:55:03 C 17 46 48.437 -60 30 28.58 V W68
2023-03-17 09:30:19 C 17 46 50.880 -60 29 46.57 V W68
2023-03-17 09:37:28 C 17 46 51.389 -60 29 37.97 V W68
2023-03-20 02:14:28 C 17 51 19.102 -59 08 59.03 V M22
2023-03-20 02:17:45 C 17 51 19.279 -59 08 54.67 V M22
2023-03-20 02:41:31 C 17 51 20.640 -59 08 24.97 V M22
2023-03-20 04:47:24 S 17 51 27.61 -59 05 38.1 L C51
2023-03-20 07:54:37 S 17 51 39.27 -59 01 36.8 L C51
2023-03-20 11:01:50 S 17 51 50.80 -58 57 34.0 L C51
2023-03-20 14:09:03 S 17 52 02.40 -58 53 33.2 L C51
2023-03-20 15:42:45 S 17 52 07.97 -58 51 31.2 L C51
2023-03-20 18:49:58 S 17 52 19.22 -58 47 28.2 L C51
2023-03-20 20:23:29 S 17 52 24.91 -58 45 25.7 L C51
2023-03-20 21:57:11 S 17 52 30.58 -58 43 22.9 L C51
2023-03-20 23:30:42 S 17 52 36.00 -58 41 21.5 L C51
2023-03-21 01:04:24 S 17 52 41.60 -58 39 18.6 L C51
2023-03-21 02:37:55 S 17 52 47.14 -58 37 16.6 L C51
2023-03-21 04:11:37 S 17 52 52.65 -58 35 12.8 L C51
2023-03-21 07:18:51 S 17 53 03.52 -58 31 07.2 L C51
2023-03-21 10:26:04 S 17 53 14.25 -58 27 00.2 L C51