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
2004-05-15 08:18:29 C 16 16 08.11 -08 34 11.4 16.1 c 704
2004-05-15 23:52:26 C 16 14 44.87 -07 38 56.6 c J78
2004-05-15 23:53:32 C 16 14 44.78 -07 38 52.5 c J78
2004-05-15 23:54:38 C 16 14 44.70 -07 38 48.6 c J78
2004-05-17 22:52:39 C 16 10 39.36 -04 58 07.9 017
2004-05-17 23:06:20 C 16 10 38.10 -04 57 24.8 r A30
2004-05-17 23:09:05 C 16 10 37.91 -04 57 15.9 r A30
2004-05-17 23:10:27 C 16 10 37.78 -04 57 11.5 r A30
2004-05-17 23:11:23 C 16 10 37.68 -04 57 08.1 r A30
2004-05-17 23:14:34 C 16 10 37.42 -04 56 57.5 r A30
2004-05-17 23:17:03 C 16 10 37.18 -04 56 50.2 r 240
2004-05-17 23:19:43 C 16 10 36.95 -04 56 41.3 r 240
2004-05-17 23:21:03 C 16 10 36.82 -04 56 36.8 r 240
2004-05-17 23:21:05 C 16 10 36.86 -04 56 38.3 017
2004-05-17 23:23:44 C 16 10 36.58 -04 56 28.1 r 240
2004-05-17 23:25:03 C 16 10 36.47 -04 56 23.7 r 240
2004-05-17 23:26:23 C 16 10 36.35 -04 56 19.1 r 240
2004-05-17 23:27:43 C 16 10 36.23 -04 56 14.8 r 240
2004-05-17 23:29:03 C 16 10 36.12 -04 56 10.3 r 240
2004-05-18 21:44:42 C 16 08 44.44 -03 43 27.0 c 108
2004-05-18 21:49:29 C 16 08 44.02 -03 43 11.3 c 108
2004-05-18 21:54:00 C 16 08 43.64 -03 42 57.1 c 108
2004-05-18 21:59:40 C 16 08 43.13 -03 42 39.3 c 108
2004-05-18 23:38:02 C 16 08 34.76 -03 37 25.4 c J93
2004-05-18 23:40:36 C 16 08 34.53 -03 37 17.4 c J93
2004-05-18 23:43:09 C 16 08 34.29 -03 37 09.0 c J93
2004-05-18 23:45:43 C 16 08 34.06 -03 37 00.7 c J93
2004-05-19 07:32:47 C 16 07 55.07 -03 12 08.1 r H41
2004-05-19 07:35:04 C 16 07 54.89 -03 12 01.0 r H41
2004-05-19 07:36:32 C 16 07 54.76 -03 11 56.3 r H41
2004-05-19 07:37:56 C 16 07 54.64 -03 11 51.8 r H41
2004-05-19 07:39:25 C 16 07 54.49 -03 11 46.8 r H41
2004-05-19 22:52:30 C 16 06 40.68 -02 24 10.5 r 118
2004-05-19 22:53:16 C 16 06 40.92 -02 24 08.0 c J93
2004-05-19 22:56:20 C 16 06 40.73 -02 23 59.4 c J93
2004-05-19 22:59:23 C 16 06 40.40 -02 23 49.5 c J93
2004-05-19 23:02:24 C 16 06 40.16 -02 23 39.9 c J93
2004-05-19 23:17:50 C 16 06 38.53 -02 22 52.0 r 118
2004-05-19 23:21:00 C 16 06 38.27 -02 22 42.1 r 118
2004-05-19 23:22:35 C 16 06 38.14 -02 22 37.4 r 118
2004-05-19 23:24:10 C 16 06 38.00 -02 22 32.3 r 118
2004-05-19 23:28:54 C 16 06 37.60 -02 22 17.7 r 118
2004-05-19 23:32:41 C 16 06 37.56 -02 22 04.1 r 170
2004-05-19 23:34:54 C 16 06 37.36 -02 21 57.5 r 170
2004-05-19 23:37:08 C 16 06 37.17 -02 21 50.2 r 170
2004-05-20 07:46:14 C 16 05 57.43 -01 56 45.0 r H41
2004-05-20 07:48:13 C 16 05 57.25 -01 56 39.1 r H41
2004-05-20 07:50:11 C 16 05 57.10 -01 56 33.1 r H41
2004-05-20 07:51:49 C 16 05 56.97 -01 56 28.0 r H41
2004-05-20 07:53:17 C 16 05 56.84 -01 56 23.7 r H41