155341 (2006 SA218)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2414507478 ± 1.11e-08
Semi-major axis (a)1.4775227268 AU ± 4.44e-10
Inclination (i)18.52191039° ± 2.44e-06
Long. of Asc. Node (Ω)144.35427441° ± 2.18e-06
Arg. of Perihelion (ω)278.04379238° ± 6.41e-06
Mean Anomaly (M)214.64290183° ± 6.36e-06
Mean Motion (n)0.5487961064°/day ± 2.48e-10
Perihelion dist (q)1.12077376 AU ± 1.63e-08
Aphelion dist (Q)1.83427169 AU ± 1.64e-08
Orbital Period1.79597900 yr ± 8.10e-10
Physical Parameters
H (abs. magnitude)18.23
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.243″
Uncertainty0
Orbit TypeAmor
MOID0.285758 AU
Observations Used1210
Gaia Obs Used46
Oppositions16
Arc Total1980-2016
First Observation Used1980-01-17
Last Observation Used2025-05-15
Observations (1285)
Date Type RA Dec Mag Band Observatory
1980-01-17 10:40:38 04 56 25.88 -21 22 55.6 o 260
1980-01-17 11:45:38 04 56 29.59 -21 19 52.9 o 260
1998-02-27 06:48:18 C 07 54 02.46 +22 06 41.4 r 566
1998-02-27 07:02:59 C 07 54 02.97 +22 07 01.7 r 566
1998-02-27 07:17:42 C 07 54 03.64 +22 07 22.5 r 566
2002-06-14 06:03:48 C 16 27 39.631 +14 51 46.58 W 644
2002-06-14 06:23:55 C 16 27 38.37 +14 51 41.0 r 644
2002-06-14 06:44:02 C 16 27 37.135 +14 51 34.24 W 644
2002-06-14 07:15:00 C 16 27 35.19 +14 51 24.8 r 644
2002-06-14 07:45:59 C 16 27 33.336 +14 51 14.98 W 644
2006-09-30 17:34:55 C 05 51 16.66 -19 42 59.9 r E12
2006-09-30 17:50:47 C 05 51 19.04 -19 43 15.7 r E12
2006-09-30 18:07:17 C 05 51 21.52 -19 43 30.3 r E12
2006-09-30 18:23:42 C 05 51 23.97 -19 43 49.5 r E12
2006-09-30 18:48:28 C 05 51 27.62 -19 44 13.2 r E12
2006-09-30 18:49:24 C 05 51 27.82 -19 44 14.8 r E12
2006-09-30 18:50:18 C 05 51 27.96 -19 44 15.8 r E12
2006-10-01 10:32:00 C 05 53 53.32 -20 00 11.4 r 734
2006-10-01 10:36:14 C 05 53 53.95 -20 00 15.7 r 734
2006-10-01 10:40:30 C 05 53 54.63 -20 00 20.4 r 734
2006-10-01 10:44:46 C 05 53 55.23 -20 00 23.7 r 734
2006-10-01 10:57:46 C 05 53 57.48 -20 00 35.5 r G96
2006-10-01 11:09:42 C 05 53 59.24 -20 00 47.3 r G96
2006-10-01 11:21:36 C 05 54 01.04 -20 00 58.4 r G96
2006-10-01 16:58:39 C 05 54 53.16 -20 06 13.2 r E12
2006-10-01 16:59:14 C 05 54 53.20 -20 06 14.0 r E12
2006-10-01 16:59:50 C 05 54 53.33 -20 06 14.3 r E12
2006-10-01 18:47:22 C 05 55 09.33 -20 08 02.3 r E12
2006-10-01 18:48:17 C 05 55 09.54 -20 08 02.8 r E12
2006-10-02 02:51:21 C 05 56 23.70 -20 16 18.1 o 461
2006-10-02 02:54:50 C 05 56 24.21 -20 16 21.8 o 461
2006-10-02 02:58:19 C 05 56 24.70 -20 16 25.1 o 461
2006-10-02 03:01:49 C 05 56 25.25 -20 16 28.7 o 461
2006-10-02 04:21:19 C 05 56 37.49 -20 17 47.1 r J95
2006-10-02 04:24:04 C 05 56 37.94 -20 17 50.5 r J95
2006-10-02 04:26:49 C 05 56 38.30 -20 17 52.2 r J95
2006-10-02 10:34:01 C 05 57 34.82 -20 23 48.2 c 854
2006-10-02 10:42:18 C 05 57 36.05 -20 23 55.9 c 854
2006-10-02 11:08:32 C 05 57 39.93 -20 24 22.6 c 854
2006-10-02 17:27:36 C 05 58 37.95 -20 30 13.3 r E12
2006-10-02 17:42:54 C 05 58 40.18 -20 30 28.4 r E12
2006-10-02 18:22:53 C 05 58 46.16 -20 31 08.3 r E12
2006-10-02 18:43:31 C 05 58 49.21 -20 31 27.8 r E12
2006-10-11 12:11:00 C 06 29 48.21 -23 42 30.9 o 673
2006-10-11 12:17:20 C 06 29 49.18 -23 42 37.4 o 673
2006-10-11 12:22:09 C 06 29 49.80 -23 42 41.1 o 673
2006-10-11 12:24:20 C 06 29 50.11 -23 42 42.9 o 673
2006-10-11 18:30:16 C 06 30 42.46 -23 47 32.8 r E12
2006-10-11 18:31:12 C 06 30 42.56 -23 47 33.9 r E12
2006-10-19 13:52:55 C 06 56 31.60 -26 13 34.1 r F84