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
2005-10-07 09:12:50 C 05 17 04.34 +28 45 28.1 19.6 c 704
2005-10-07 09:28:44 C 05 17 04.93 +28 45 14.5 19.4 c 704
2005-10-14 08:46:10 C 05 22 26.85 +26 11 22.4 19.1 c 704
2005-10-14 09:02:26 C 05 22 27.15 +26 11 05.7 19.0 c 704
2005-10-14 09:18:40 C 05 22 27.58 +26 10 49.8 19.1 c 704
2005-10-14 09:34:53 C 05 22 27.93 +26 10 32.8 19.2 c 704
2005-10-14 09:51:12 C 05 22 28.33 +26 10 16.1 19.2 c 704
2005-10-28 07:41:58 C 05 26 50.62 +19 00 12.6 18.5 c 704
2005-10-28 07:59:31 C 05 26 50.53 +18 59 45.5 20.1 c 704
2005-10-28 08:16:59 C 05 26 50.45 +18 59 17.7 18.9 c 704
2005-10-28 08:38:26 C 05 26 50.36 +18 58 43.8 18.6 c 704
2005-10-28 08:55:39 C 05 26 50.28 +18 58 15.5 19.2 c 704
2005-11-05 09:05:12 C 05 24 42.34 +13 16 30.3 18.5 c 704
2005-11-05 09:22:43 C 05 24 41.99 +13 15 55.7 18.0 c 704
2005-11-05 09:40:57 C 05 24 41.57 +13 15 19.3 18.1 c 704
2005-11-05 09:41:38 C 05 24 41.58 +13 15 18.3 r 703
2005-11-05 09:54:04 C 05 24 41.29 +13 14 53.1 r 703
2005-11-05 09:58:18 C 05 24 41.12 +13 14 45.2 18.1 c 704
2005-11-05 10:06:35 C 05 24 40.96 +13 14 28.5 r 703
2005-11-05 10:15:46 C 05 24 40.74 +13 14 10.3 17.8 c 704
2005-11-05 10:19:03 C 05 24 40.82 +13 14 03.7 r 703
2005-11-19 10:09:27 C 05 11 44.95 +00 15 50.8 o 644
2005-11-19 10:39:06 C 05 11 43.20 +00 14 33.7 o 644
2005-11-19 11:16:17 C 05 11 41.00 +00 12 56.9 o 644
2005-12-01 07:52:03 C 04 52 16.53 -12 30 10.1 r 703
2005-12-01 08:19:06 C 04 52 14.26 -12 31 21.8 r 703
2005-12-01 08:32:40 C 04 52 13.15 -12 31 57.6 r 703
2005-12-06 07:11:01 C 04 42 36.05 -17 37 02.5 o 699
2005-12-06 07:43:57 C 04 42 33.14 -17 38 24.1 o 699
2005-12-06 08:16:53 C 04 42 30.25 -17 39 45.5 o 699
2005-12-08 06:46:47 C 04 38 37.50 -19 32 42.5 r 703
2005-12-08 06:56:34 C 04 38 36.63 -19 33 05.9 r 703
2005-12-08 07:06:21 C 04 38 35.77 -19 33 29.5 r 703
2005-12-21 02:51:50 C 04 13 30.54 -29 50 59.0 o 808
2005-12-21 03:07:10 C 04 13 29.53 -29 51 23.0 o 808
2005-12-21 03:22:00 C 04 13 28.34 -29 51 46.5 o 808
2005-12-22 02:53:50 C 04 11 43.07 -30 28 56.1 o 808
2005-12-22 03:06:29 C 04 11 42.21 -30 29 14.6 o 808
2005-12-22 03:19:40 C 04 11 41.15 -30 29 35.4 o 808
2005-12-30 13:35:43 C 03 58 21.72 -34 53 09.3 r E12
2005-12-30 13:45:33 C 03 58 21.10 -34 53 20.2 r E12
2005-12-30 13:55:23 C 03 58 20.53 -34 53 30.6 r E12
2005-12-30 14:05:13 C 03 58 19.92 -34 53 40.6 r E12
2006-01-21 11:28:11 C 03 42 48.52 -40 39 55.5 r E12
2006-01-21 11:40:43 C 03 42 48.45 -40 39 59.4 r E12
2006-01-21 11:53:15 C 03 42 48.38 -40 40 03.5 r E12
2006-01-21 12:05:53 C 03 42 48.31 -40 40 08.0 r E12
2006-04-10 09:20:20 C 06 21 49.82 -40 15 34.4 r E12
2006-04-10 09:28:10 C 06 21 51.26 -40 15 30.0 r E12
2006-04-10 09:36:06 C 06 21 52.77 -40 15 26.4 r E12