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
2023-05-31 07:54:05 C 16 31 21.864 +11 39 01.33 V 703
2023-05-31 07:55:51 C 16 31 21.709 +11 39 04.39 V 703
2023-05-31 07:57:37 C 16 31 21.572 +11 39 07.67 V 703
2023-06-01 03:26:32 C 16 29 53.071 +12 12 56.56 V W68
2023-06-01 03:31:58 C 16 29 52.615 +12 13 05.30 V W68
2023-06-01 03:46:41 C 16 29 51.514 +12 13 31.04 V W68
2023-06-01 03:54:31 C 16 29 50.846 +12 13 43.64 V W68
2023-06-01 07:51:42 C 16 29 32.701 +12 20 05.03 V 703
2023-06-01 07:53:28 C 16 29 32.579 +12 20 07.40 V 703
2023-06-01 07:55:14 C 16 29 32.399 +12 20 10.86 V 703
2023-06-01 07:57:00 C 16 29 32.284 +12 20 13.45 V 703
2023-06-08 09:37:55 C 16 18 05.158 +16 17 01.68 V T05
2023-06-08 09:43:01 C 16 18 04.834 +16 17 07.22 V T05
2023-06-08 09:53:02 C 16 18 04.190 +16 17 18.64 V T05
2023-06-08 10:07:16 C 16 18 03.281 +16 17 35.09 V T05
2023-06-08 17:56:00 C 16 17 34.98 +16 26 18.0 V D29
2023-06-08 18:16:22 C 16 17 33.72 +16 26 40.3 V D29
2023-06-08 18:36:44 C 16 17 32.47 +16 27 02.8 V D29
2023-06-10 04:09:48 C 16 15 37.397 +17 03 02.66 V W68
2023-06-10 04:13:44 C 16 15 37.157 +17 03 06.52 V W68
2023-06-10 04:20:57 C 16 15 36.715 +17 03 13.82 V W68
2023-06-10 04:34:44 C 16 15 35.914 +17 03 28.08 V W68
2023-06-10 07:50:17 C 16 15 25.586 +17 06 34.21 X F52
2023-06-10 08:07:00 C 16 15 24.589 +17 06 51.25 X F52
2023-06-10 08:23:51 C 16 15 23.591 +17 07 08.33 X F52
2023-06-12 09:34:30 C 16 12 46.318 +17 53 35.16 V T05
2023-06-12 09:39:04 C 16 12 46.068 +17 53 39.23 V T05
2023-06-12 09:46:25 C 16 12 45.677 +17 53 45.89 V T05
2023-06-12 10:00:11 C 16 12 44.916 +17 53 57.77 V T05
2023-06-12 17:29:01 C 16 12 21.92 +18 00 25.5 V D29
2023-06-12 17:49:23 C 16 12 20.84 +18 00 42.8 V D29
2023-06-12 17:58:17 C 16 12 20.40 +18 00 50.5 V D29
2023-06-12 18:09:44 C 16 12 19.77 +18 01 00.1 V D29
2023-06-12 18:18:39 C 16 12 19.29 +18 01 07.1 V D29
2023-06-12 22:07:49 C 16 12 08.42 +18 04 21.4 X G02
2023-06-12 22:17:41 C 16 12 07.91 +18 04 30.1 X G02
2023-06-12 22:27:10 C 16 12 07.40 +18 04 38.3 X G02
2023-06-13 17:45:19 C 16 11 10.51 +18 20 39.5 V D29
2023-06-13 18:05:41 C 16 11 09.49 +18 20 55.6 V D29
2023-06-13 18:26:03 C 16 11 08.48 +18 21 11.8 V D29
2023-06-14 02:10:14 C 16 10 47.50 +18 27 21.1 V W46
2023-06-14 02:21:02 C 16 10 46.95 +18 27 29.5 V W46
2023-06-14 02:37:52 C 16 10 46.11 +18 27 42.9 V W46
2023-06-15 03:26:47 C 16 09 37.570 +18 46 42.67 V W68
2023-06-15 03:32:26 C 16 09 37.308 +18 46 46.70 V W68
2023-06-15 03:39:40 C 16 09 36.924 +18 46 51.82 V W68
2023-06-15 03:42:17 C 16 09 36.847 +18 46 53.76 V W68
2023-06-15 03:57:07 C 16 09 36.065 +18 47 04.52 V W68
2023-06-16 09:18:06 C 16 08 19.990 +19 07 17.80 V T05
2023-06-16 09:22:00 C 16 08 19.807 +19 07 20.50 V T05