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
2015-06-07 14:02:51 C 22 09 18.784 +33 44 33.20 L F51
2015-06-07 14:13:57 C 22 09 19.000 +33 44 42.85 L F51
2015-06-07 14:24:57 C 22 09 19.230 +33 44 52.58 L F51
2015-07-06 11:31:37 C 22 12 20.830 +42 56 26.56 L F51
2015-07-06 11:49:02 C 22 12 20.519 +42 56 38.64 L F51
2015-07-06 12:06:33 C 22 12 20.187 +42 56 50.66 L F51
2015-07-06 12:24:16 C 22 12 19.864 +42 57 02.77 L F51
2015-07-07 12:27:18 C 22 11 54.613 +43 13 18.65 L F51
2015-07-07 13:01:47 C 22 11 53.899 +43 13 41.85 L F51
2015-07-07 13:19:05 C 22 11 53.548 +43 13 53.52 L F51
2015-09-23 03:34:37 C 20 44 22.67 +40 20 57.8 q H21
2015-09-23 03:42:47 C 20 44 22.51 +40 20 50.6 q H21
2015-09-23 03:50:58 C 20 44 22.38 +40 20 43.7 q H21
2015-09-25 01:05:31 C 20 43 45.11 +39 42 06.5 u H21
2015-09-25 01:19:51 C 20 43 44.89 +39 41 54.6 u H21
2015-09-25 01:36:11 C 20 43 44.65 +39 41 40.4 u H21
2019-05-23 00:37:19 C 20 23 30.09 +22 50 21.8 V C95
2019-05-23 01:12:51 C 20 23 30.02 +22 51 05.7 V C95
2019-05-23 01:30:52 C 20 23 29.91 +22 51 28.7 V C95
2019-05-23 01:48:53 C 20 23 29.72 +22 51 52.7 V C95
2019-07-31 06:26:02 C 19 02 33.11 +39 17 39.8 U I41
2019-07-31 07:31:26 C 19 02 29.38 +39 17 21.0 U I41
2019-08-01 06:51:12 C 19 01 13.39 +39 10 22.4 U I41
2019-08-01 07:33:16 C 19 01 11.05 +39 10 09.3 U I41
2019-08-14 05:59:49 C 18 47 54.57 +36 56 27.1 U I41
2019-08-14 06:26:15 C 18 47 53.68 +36 56 13.1 U I41
2019-08-14 08:41:26 C 18 47 49.25 +36 54 59.7 U I41
2019-08-14 09:18:23 C 18 47 48.04 +36 54 39.9 U I41
2019-08-20 05:56:45 C 18 44 11.15 +35 34 44.1 U I41
2019-08-20 07:43:20 C 18 44 08.81 +35 33 39.3 U I41
2019-08-23 06:21:28 C 18 42 54.19 +34 50 20.9 U I41
2019-08-23 09:06:59 C 18 42 51.54 +34 48 35.6 U I41
2019-08-24 07:22:15 C 18 42 32.95 +34 34 36.1 U I41
2019-08-24 07:38:32 C 18 42 32.73 +34 34 25.6 U I41
2019-08-25 04:28:16 C 18 42 17.63 +34 21 11.2 U I41
2019-08-25 04:29:58 C 18 42 17.60 +34 21 10.1 U I41
2019-08-25 06:25:06 C 18 42 16.07 +34 19 55.9 U I41
2019-08-26 03:25:27 C 18 42 02.90 +34 06 26.2 V G96
2019-08-26 03:33:07 C 18 42 02.80 +34 06 21.2 V G96
2019-08-26 03:40:45 C 18 42 02.72 +34 06 16.5 V G96
2019-08-26 03:48:23 C 18 42 02.62 +34 06 11.4 V G96
2020-10-30 12:09:17 C 09 54 05.11 -17 59 21.5 V G96
2020-10-30 12:17:54 C 09 54 06.36 -17 59 35.2 V G96
2020-10-30 12:26:31 C 09 54 07.61 -17 59 49.2 V G96
2020-10-30 12:35:07 C 09 54 08.86 -18 00 03.1 V G96
2021-04-03 08:39:37 S 19 03 02.777 -15 35 30.59 L C51
2021-04-07 16:12:16 S 19 08 14.326 -12 56 26.30 L C51
2021-04-08 01:37:03 S 19 08 40.464 -12 41 41.75 L C51
2021-04-08 09:27:34 S 19 09 02.021 -12 29 24.22 L C51
2021-04-08 14:34:04 C 19 09 16.41 -12 21 27.0 V T08