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
2006-04-10 09:52:14 C 06 21 55.76 -40 15 17.6 r E12
2006-05-17 09:46:03 C 09 53 41.24 -20 44 50.4 r E12
2006-05-17 10:10:31 C 09 53 47.14 -20 44 01.2 r E12
2006-05-17 10:22:48 C 09 53 50.06 -20 43 36.5 r E12
2006-05-22 22:35:30 C 10 25 03.91 -16 20 31.7 o 808
2006-05-22 22:53:30 C 10 25 07.87 -16 19 57.2 o 808
2006-05-22 23:09:49 C 10 25 11.45 -16 19 25.4 o 808
2006-05-22 23:20:19 C 10 25 13.85 -16 19 04.7 o 808
2006-05-28 11:43:59 C 10 54 16.56 -12 08 46.4 r E12
2006-05-28 11:55:48 C 10 54 19.04 -12 08 25.2 r E12
2006-05-28 12:07:34 C 10 54 21.45 -12 08 03.8 r E12
2006-05-28 12:19:22 C 10 54 23.90 -12 07 42.3 r E12
2006-06-17 05:31:24 C 12 19 21.32 -01 07 18.2 r 703
2006-06-17 05:32:47 C 12 19 21.57 -01 07 15.2 r 703
2006-06-17 05:34:12 C 12 19 21.75 -01 07 15.6 r 703
2006-06-17 05:35:38 C 12 19 21.97 -01 07 13.3 r 703
2006-06-20 03:56:52 C 12 29 47.79 -00 02 25.9 r 703
2006-06-20 04:06:05 C 12 29 49.12 -00 02 18.2 r 703
2006-06-20 04:15:18 C 12 29 50.42 -00 02 10.3 r 703
2006-06-20 04:24:32 C 12 29 51.75 -00 02 01.6 r 703
2006-07-23 04:00:33 C 14 03 47.37 +05 28 55.6 r 703
2006-07-23 04:19:15 C 14 03 49.21 +05 28 57.5 r 703
2006-07-23 04:32:10 C 14 03 50.65 +05 28 59.1 r 703
2006-07-23 04:55:31 C 14 03 52.77 +05 29 00.4 r 703
2007-10-13 02:08:11 C 03 13 22.43 +40 20 19.6 c A24
2007-10-13 02:25:28 C 03 13 21.70 +40 20 08.5 c A24
2007-10-13 02:42:46 C 03 13 20.93 +40 19 57.6 c A24
2007-10-13 03:00:04 C 03 13 20.18 +40 19 46.2 c A24
2007-10-13 03:12:39 C 03 13 19.62 +40 19 37.9 c A24
2007-10-13 03:17:20 C 03 13 19.40 +40 19 34.7 c A24
2007-10-13 03:34:37 C 03 13 18.63 +40 19 23.9 c A24
2007-10-13 03:51:52 C 03 13 17.84 +40 19 12.4 c A24
2007-10-16 02:06:19 C 03 10 09.25 +39 30 55.6 c A24
2007-10-16 02:23:22 C 03 10 08.41 +39 30 43.3 c A24
2007-10-16 02:40:25 C 03 10 07.56 +39 30 30.5 c A24
2007-10-16 02:57:29 C 03 10 06.70 +39 30 18.4 c A24
2007-10-16 03:15:17 C 03 10 05.85 +39 30 04.5 c A24
2007-10-21 00:08:34 C 03 03 53.45 +37 53 03.4 r 084
2007-10-21 00:12:47 C 03 03 53.22 +37 52 59.5 r 084
2007-10-24 07:23:32 C 02 59 04.57 +36 34 44.7 18.0 c 704
2007-10-24 07:41:04 C 02 59 03.25 +36 34 27.0 19.2 c 704
2007-10-24 07:57:36 C 02 59 02.21 +36 34 08.6 18.2 c 704
2007-10-24 08:14:13 C 02 59 01.16 +36 33 51.4 18.3 c 704
2007-10-24 08:30:53 C 02 59 00.06 +36 33 34.8 18.6 c 704
2007-10-31 22:29:28 C 02 46 31.99 +32 51 52.7 r 084
2007-10-31 22:33:42 C 02 46 31.72 +32 51 47.7 r 084
2007-10-31 22:56:21 C 02 46 30.15 +32 51 18.7 c A24
2007-10-31 22:57:48 C 02 46 30.12 +32 51 17.3 c A24
2007-10-31 23:10:12 C 02 46 29.15 +32 50 59.9 c A24
2007-10-31 23:24:02 C 02 46 28.14 +32 50 41.1 c A24