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
1985-05-11 08:03:00 A 15 20 35.37 -22 28 26.3 675
1985-05-14 07:57:59 A 15 16 19.23 -17 01 19.6 16.5 675
1985-05-14 08:35:59 A 15 16 16.99 -16 58 33.3 675
1985-05-15 09:53:00 A 15 14 55.06 -15 09 32.6 675
1985-05-18 06:57:29 A 15 11 34.64 -10 29 46.3 16.5 688
1985-05-18 07:27:29 A 15 11 33.24 -10 27 53.6 688
1985-05-18 08:21:00 A 15 11 30.39 -10 24 25.6 688
1985-05-19 06:30:44 A 15 10 33.40 -09 00 52.4 688
1985-05-19 06:38:14 A 15 10 33.04 -09 00 24.7 688
1985-05-19 08:51:39 A 15 10 27.04 -08 52 18.5 675
1985-05-19 09:01:40 A 15 10 26.18 -08 51 35.0 675
1985-05-20 05:35:05 A 15 09 36.86 -07 37 11.2 16.5 688
1985-05-20 05:45:04 A 15 09 36.27 -07 36 34.9 688
1985-05-20 06:35:59 A 15 09 34.37 -07 33 26.5 675
1985-05-20 06:45:59 A 15 09 34.18 -07 33 00.4 675
1985-05-21 03:10:38 A 15 08 46.54 -06 21 48.3 A 801
1985-05-21 09:35:59 A 15 08 31.10 -06 00 01.5 688
1985-05-21 09:41:30 A 15 08 30.87 -05 59 42.8 688
1985-05-23 04:58:47 A 15 07 01.16 -03 39 03.4 A 801
1985-05-23 09:18:52 A 15 06 53.62 -03 25 05.6 17.0 474
1985-05-23 09:58:22 A 15 06 52.26 -03 23 06.3 474
1985-05-24 12:01:34 A 15 06 03.70 -02 04 48.8 17.0 474
1985-05-24 12:29:24 A 15 06 02.73 -02 03 26.1 474
1985-05-25 11:46:53 A 15 05 23.21 -00 56 55.5 474
1985-05-25 12:13:33 A 15 05 22.40 -00 55 40.8 474
1985-06-07 07:12:57 A 15 01 04.73 +09 22 00.4 675
1985-06-07 07:18:09 A 15 01 04.70 +09 22 07.5 675
1985-06-08 07:21:59 A 15 01 02.70 +09 54 02.5 675
1985-06-08 07:30:00 A 15 01 02.66 +09 54 12.8 675
1985-06-19 02:25:43 A 15 02 59.46 +13 54 21.1 A 801
1985-06-19 07:05:32 A 15 03 03.68 +13 57 13.8 B 691
1985-06-19 07:28:49 A 15 03 04.02 +13 57 28.9 B 691
1985-06-19 07:44:35 A 15 03 04.18 +13 57 38.4 B 691
1985-06-21 03:29:20 A 15 03 47.30 +14 22 52.6 A 801
1985-07-28 05:43:52 A 15 35 03.85 +15 27 49.1 675
1985-07-28 05:54:10 A 15 35 04.34 +15 27 47.0 675
1985-09-07 04:12:25 A 16 33 00.59 +11 09 47.6 675
1985-09-07 04:29:17 A 16 33 01.70 +11 09 42.9 675
1985-09-08 03:36:24 A 16 34 35.62 +11 03 14.0 675
1985-09-08 03:48:46 A 16 34 36.45 +11 03 10.8 675
1986-08-16 10:36:35 A 03 47 20.91 +37 25 00.1 19.0 675
1986-08-16 10:49:41 A 03 47 21.91 +37 25 00.4 675
1986-09-03 10:15:29 A 04 18 03.14 +36 52 31.3 B 691
1986-09-03 10:30:56 A 04 18 04.08 +36 52 28.6 B 691
1986-09-03 10:39:57 A 04 18 04.68 +36 52 27.8 B 691
1986-09-26 09:36:23 A 04 48 48.08 +34 03 22.1 B 691
1986-09-26 10:14:40 A 04 48 49.62 +34 03 03.6 B 691
1986-09-26 10:22:23 A 04 48 49.96 +34 03 00.1 B 691
1986-09-27 09:40:07 A 04 49 49.83 +33 51 31.0 B 691
1986-09-27 10:00:22 A 04 49 50.59 +33 51 21.1 B 691