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
2023-03-21 13:33:16 S 17 53 24.96 -58 22 52.9 L C51
2023-03-25 08:05:32 C 17 57 52.106 -56 18 04.90 V W68
2023-03-25 08:36:27 C 17 57 53.179 -56 17 21.19 V W68
2023-03-25 08:58:28 C 17 57 53.952 -56 16 50.02 V W68
2023-03-25 09:03:51 C 17 57 54.156 -56 16 42.24 V W68
2023-03-28 02:45:30 C 18 00 14.614 -54 39 14.69 V M22
2023-03-28 02:50:19 C 18 00 14.714 -54 39 07.38 V M22
2023-03-28 03:37:32 C 18 00 15.830 -54 37 55.81 V M22
2023-03-29 07:35:03 C 18 01 03.269 -53 54 30.49 V W68
2023-03-29 08:05:07 C 18 01 03.907 -53 53 44.02 V W68
2023-03-29 08:09:06 C 18 01 03.984 -53 53 37.82 V W68
2023-04-01 06:30:34 C 18 02 28.454 -51 58 58.30 V W68
2023-04-01 06:33:12 C 18 02 28.498 -51 58 53.98 V W68
2023-04-01 07:15:51 C 18 02 28.889 -51 57 43.42 V W68
2023-04-07 06:03:54 C 18 02 57.667 -47 38 24.94 V W68
2023-04-07 06:06:31 C 18 02 57.622 -47 38 20.22 V W68
2023-04-07 06:55:30 C 18 02 57.043 -47 36 45.83 V W68
2023-04-07 07:19:43 C 18 02 56.729 -47 35 59.39 V W68
2023-04-13 03:59:04 C 18 00 25.322 -42 39 30.02 V W68
2023-04-13 04:03:14 C 18 00 25.217 -42 39 20.92 V W68
2023-04-13 04:39:46 C 18 00 24.113 -42 37 59.56 V W68
2023-04-13 06:01:16 C 18 00 21.578 -42 34 57.83 V W68
2023-04-13 06:03:53 C 18 00 21.482 -42 34 52.03 V W68
2023-04-13 06:07:52 C 18 00 21.350 -42 34 43.07 V W68
2023-04-24 06:42:33 C 17 47 58.898 -31 05 53.77 V W68
2023-04-24 06:46:50 C 17 47 58.613 -31 05 41.14 V W68
2023-04-24 06:50:53 C 17 47 58.325 -31 05 29.29 V W68
2023-04-24 07:01:29 C 17 47 57.602 -31 04 58.40 V W68
2023-04-26 00:44:31 C 17 45 12.094 -29 00 26.03 V M22
2023-04-26 00:47:14 C 17 45 11.894 -29 00 17.86 V M22
2023-04-26 00:51:30 C 17 45 11.578 -29 00 04.82 V M22
2023-04-26 00:59:00 C 17 45 11.028 -28 59 42.22 V M22
2023-05-03 05:20:00 C 17 31 56.376 -19 49 36.77 V W68
2023-05-03 05:23:56 C 17 31 56.026 -19 49 23.77 V W68
2023-05-03 05:27:53 C 17 31 55.670 -19 49 10.85 V W68
2023-05-03 05:36:47 C 17 31 54.878 -19 48 41.54 V W68
2023-05-03 23:34:49 C 17 30 23.282 -18 49 02.93 V M22
2023-05-03 23:39:26 C 17 30 22.870 -18 48 47.95 V M22
2023-05-03 23:46:41 C 17 30 22.212 -18 48 23.65 V M22
2023-05-04 23:18:48 C 17 28 20.407 -17 29 57.52 V M22
2023-05-04 23:36:35 C 17 28 18.763 -17 28 58.40 V M22
2023-05-04 23:41:10 C 17 28 18.348 -17 28 43.10 V M22
2023-05-10 01:31:06 C 17 17 17.230 -10 42 41.76 V M22
2023-05-10 01:35:44 C 17 17 16.776 -10 42 26.53 V M22
2023-05-10 02:26:57 C 17 17 11.767 -10 39 37.33 V M22
2023-05-10 03:07:53 C 17 17 07.771 -10 37 22.19 V M22
2023-05-11 04:07:40 C 17 14 49.186 -09 15 22.97 V W68
2023-05-11 05:01:35 C 17 14 43.891 -09 12 27.47 V W68
2023-05-11 05:16:51 C 17 14 42.382 -09 11 37.68 V W68
2023-05-12 17:15:15 C 17 11 19.030 -07 15 19.22 V P07