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
2021-04-08 14:40:05 C 19 09 16.62 -12 21 17.6 V T08
2021-04-08 14:56:02 C 19 09 17.34 -12 20 52.9 V T08
2021-04-08 15:04:10 C 19 09 17.66 -12 20 39.0 V T08
2021-04-18 13:33:49 C 19 17 57.85 -05 51 44.7 V T05
2021-04-18 13:35:08 C 19 17 57.94 -05 51 42.7 V T05
2021-04-18 13:46:23 C 19 17 58.17 -05 51 23.4 V T05
2021-04-18 13:47:42 C 19 17 58.24 -05 51 21.4 V T05
2021-05-11 13:21:48 C 19 20 55.22 +10 08 03.8 V T08
2021-05-11 13:25:47 C 19 20 55.13 +10 08 10.1 V T08
2021-05-11 13:46:38 C 19 20 54.71 +10 08 46.8 V T08
2021-05-11 13:50:41 C 19 20 54.60 +10 08 53.6 V T08
2021-05-12 13:01:55 C 19 20 27.95 +10 48 57.6 V T05
2021-05-12 13:06:32 C 19 20 27.81 +10 49 05.8 V T05
2021-05-12 13:13:48 C 19 20 27.65 +10 49 17.8 V T05
2021-05-17 12:11:27 C 19 17 25.00 +14 11 13.3 V T05
2021-05-17 12:16:47 C 19 17 24.83 +14 11 21.4 V T05
2021-05-17 12:17:38 C 19 17 24.78 +14 11 22.7 V T05
2021-05-17 12:20:16 C 19 17 24.71 +14 11 27.5 V T05
2021-05-17 12:24:14 C 19 17 24.60 +14 11 33.9 V T05
2021-05-25 11:31:13 C 19 09 55.49 +19 16 24.9 V T05
2021-05-25 11:41:20 C 19 09 54.96 +19 16 40.0 V T05
2021-05-25 11:45:57 C 19 09 54.77 +19 16 46.8 V T05
2021-05-25 11:53:14 C 19 09 54.42 +19 16 58.3 V T05
2021-05-27 09:22:39 C 19 07 40.47 +20 24 39.8 U I41
2021-05-27 09:23:18 C 19 07 40.43 +20 24 40.7 U I41
2021-05-27 13:10:57 C 19 07 28.62 +20 30 16.3 V T08
2021-05-27 13:20:42 C 19 07 28.11 +20 30 31.1 V T08
2021-05-27 14:09:04 C 19 07 25.45 +20 31 40.8 V T08
2021-05-27 14:12:04 C 19 07 25.34 +20 31 45.6 V T08
2021-05-29 11:50:21 C 19 05 00.56 +21 37 13.2 V T05
2021-05-29 11:53:46 C 19 05 00.38 +21 37 17.5 V T05
2021-05-29 11:59:41 C 19 05 00.06 +21 37 25.8 V T05
2021-05-29 12:08:15 C 19 04 59.56 +21 37 38.2 V T05
2021-05-31 10:28:55 C 19 02 22.28 +22 41 34.6 U I41
2021-05-31 10:29:35 C 19 02 22.24 +22 41 35.5 U I41
2021-06-04 12:32:29 C 18 56 20.32 +24 47 54.9 V T08
2021-06-04 12:38:54 C 18 56 19.89 +24 48 02.7 V T08
2021-06-04 13:38:45 C 18 56 15.82 +24 49 15.6 V T08
2021-06-06 11:33:05 C 18 53 14.04 +25 43 44.9 V T05
2021-06-06 11:35:43 C 18 53 13.86 +25 43 47.8 V T05
2021-06-06 11:40:19 C 18 53 13.54 +25 43 53.4 V T05
2021-06-06 11:47:42 C 18 53 13.02 +25 44 01.7 V T05
2021-06-20 09:35:39 C 18 28 39.02 +30 41 49.6 V T08
2021-06-20 09:37:03 C 18 28 38.83 +30 41 50.8 V T08
2021-06-20 10:24:16 C 18 28 35.13 +30 42 20.2 V T08
2021-06-20 10:24:56 C 18 28 35.10 +30 42 22.4 V T08
2021-06-20 10:30:38 C 18 28 34.58 +30 42 25.0 V T08
2021-06-22 08:44:53 C 18 25 02.50 +31 09 24.2 V G96
2021-06-22 08:52:20 C 18 25 01.91 +31 09 28.3 V G96
2021-06-22 08:59:48 C 18 25 01.32 +31 09 32.4 V G96