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
2025-02-23 19:15:48 C 04 21 47.878 -51 45 58.28 V M22
2025-02-26 03:06:58 C 04 25 06.593 -51 49 32.84 V W68
2025-02-26 03:10:59 C 04 25 06.838 -51 49 33.13 V W68
2025-02-26 03:18:57 C 04 25 07.318 -51 49 33.24 V W68
2025-02-26 03:56:18 C 04 25 09.578 -51 49 34.39 V W68
2025-03-02 00:27:11 C 04 31 23.990 -51 54 32.62 V W68
2025-03-02 00:31:17 C 04 31 24.226 -51 54 32.72 V W68
2025-03-02 00:38:43 C 04 31 24.754 -51 54 32.87 V W68
2025-03-02 01:01:15 C 04 31 26.302 -51 54 33.41 V W68
2025-03-06 01:09:51 C 04 38 55.037 -51 58 10.81 V W68
2025-03-06 01:13:56 C 04 38 55.313 -51 58 11.10 V W68
2025-03-06 01:24:18 C 04 38 56.153 -51 58 10.52 V W68
2025-03-06 01:38:26 C 04 38 57.278 -51 58 10.88 V W68
2025-03-10 00:24:03 C 04 47 23.350 -52 00 12.13 V W68
2025-03-10 00:28:40 C 04 47 23.726 -52 00 12.53 V W68
2025-03-10 00:36:18 C 04 47 24.458 -52 00 12.56 V W68
2025-03-10 00:56:33 C 04 47 26.246 -52 00 12.02 V W68
2025-03-11 18:15:29 C 04 51 27.710 -52 00 29.59 V M22
2025-03-11 18:27:34 C 04 51 28.884 -52 00 30.13 V M22
2025-03-11 18:43:28 C 04 51 30.406 -52 00 29.23 V M22
2025-03-12 09:52:43 C 04 53 02.376 -52 00 29.30 W E52
2025-03-12 10:33:10 C 04 53 06.348 -52 00 28.33 W E52
2025-03-12 10:49:17 C 04 53 07.951 -52 00 27.79 W E52
2025-03-12 11:07:20 C 04 53 09.732 -52 00 27.18 W E52
2025-03-12 11:23:59 C 04 53 11.378 -52 00 27.00 W E52
2025-03-13 09:52:11 C 04 55 31.490 -52 00 22.21 W E52
2025-03-13 10:33:14 C 04 55 35.602 -52 00 20.84 W E52
2025-03-13 11:00:54 C 04 55 38.424 -52 00 19.94 W E52
2025-03-13 11:34:35 C 04 55 41.880 -52 00 18.61 W E52
2025-03-14 01:34:43 C 04 57 11.210 -52 00 12.60 V W68
2025-03-14 01:39:29 C 04 57 11.765 -52 00 10.80 V W68
2025-03-14 02:11:40 C 04 57 15.070 -52 00 10.33 V W68
2025-03-14 02:20:31 C 04 57 15.984 -52 00 09.61 V W68
2025-03-18 01:16:51 C 05 08 05.494 -51 57 31.00 V W68
2025-03-18 01:20:56 C 05 08 06.024 -51 57 30.74 V W68
2025-03-18 01:30:07 C 05 08 07.082 -51 57 30.10 V W68
2025-03-18 01:45:27 C 05 08 08.890 -51 57 29.34 V W68
2025-03-19 18:46:35 C 05 13 14.311 -51 55 17.83 V M22
2025-03-19 18:59:12 C 05 13 15.823 -51 55 17.11 V M22
2025-03-19 19:17:09 C 05 13 18.062 -51 55 15.56 V M22
2025-03-22 00:15:30 C 05 20 16.073 -51 51 19.15 V W68
2025-03-22 00:19:52 C 05 20 16.618 -51 51 18.58 V W68
2025-03-22 00:30:12 C 05 20 17.945 -51 51 17.24 V W68
2025-03-22 00:45:05 C 05 20 19.932 -51 51 15.44 V W68
2025-03-23 17:49:53 C 05 26 03.350 -51 47 10.28 V M22
2025-03-23 17:54:36 C 05 26 03.977 -51 47 09.31 V M22
2025-03-23 18:03:45 C 05 26 05.237 -51 47 08.27 V M22
2025-03-23 18:31:47 C 05 26 09.118 -51 47 04.38 V M22
2025-03-26 00:08:44 C 05 34 03.883 -51 40 10.63 V W68
2025-03-26 00:13:06 C 05 34 04.572 -51 40 09.52 V W68