277279 (2005 SA71)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3677121316 ± 2.75e-08
Semi-major axis (a)1.6179438863 AU ± 8.36e-09
Inclination (i)20.20785272° ± 8.41e-06
Long. of Asc. Node (Ω)44.26691044° ± 7.65e-06
Arg. of Perihelion (ω)283.72735249° ± 1.19e-05
Mean Anomaly (M)307.89740594° ± 2.87e-05
Mean Motion (n)0.4789245427°/day ± 3.71e-09
Perihelion dist (q)1.02300629 AU ± 4.49e-08
Aphelion dist (Q)2.21288148 AU ± 4.60e-08
Orbital Period2.05799911 yr ± 1.59e-08
Physical Parameters
H (abs. magnitude)18.96
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.384″
Uncertainty0
Orbit TypeAmor
MOID0.207189 AU
Observations Used255
Oppositions10
Arc Total2005-2025
First Observation Used2005-09-30
Last Observation Used2025-03-05
Observations (266)
Date Type RA Dec Mag Band Observatory
2007-11-03 21:48:29 C 00 37 12.14 -16 00 24.9 r B28
2007-11-12 01:07:27 C 00 36 41.36 -04 09 35.5 r H45
2007-11-12 01:08:44 C 00 36 41.34 -04 09 31.6 r H45
2007-11-12 01:10:07 C 00 36 41.29 -04 09 27.7 r H45
2007-11-12 01:11:04 C 00 36 41.29 -04 09 24.9 r H45
2007-11-12 01:12:19 C 00 36 41.26 -04 09 20.3 r H45
2007-11-12 03:18:00 C 00 36 41.83 -04 02 46.7 17.4 c 704
2007-11-12 03:35:28 C 00 36 41.85 -04 01 51.9 18.0 c 704
2007-11-12 03:52:59 C 00 36 41.88 -04 00 57.6 18.1 c 704
2007-11-12 04:10:31 C 00 36 41.90 -04 00 02.8 18.0 c 704
2007-11-12 04:28:00 C 00 36 41.93 -03 59 08.0 17.9 c 704
2007-11-18 19:42:54 C 00 39 02.12 +03 19 34.8 r 130
2007-11-18 19:49:03 C 00 39 02.23 +03 19 48.9 r 130
2007-11-18 19:54:35 C 00 39 02.33 +03 20 02.4 r 130
2007-11-18 19:59:53 C 00 39 02.43 +03 20 14.8 r 130
2009-03-24 10:21:12 C 15 06 31.82 -02 04 01.0 r G96
2009-03-24 10:32:51 C 15 06 31.60 -02 04 02.2 r G96
2009-03-24 10:44:43 C 15 06 31.35 -02 04 04.3 r G96
2009-03-24 10:56:34 C 15 06 31.06 -02 04 05.1 r G96
2009-04-17 08:28:15 C 14 39 36.33 -03 53 19.7 o H55
2009-04-17 08:34:50 C 14 39 35.83 -03 53 21.9 o H55
2009-04-17 08:41:23 C 14 39 35.30 -03 53 24.1 o H55
2009-04-20 07:29:24 C 14 33 50.50 -04 15 20.1 19.1 c 704
2009-04-20 07:49:52 C 14 33 48.73 -04 15 27.6 19.8 c 704
2009-04-20 08:14:20 C 14 33 46.56 -04 15 35.8 19.3 c 704
2009-04-20 08:59:37 C 14 33 42.51 -04 15 48.9 19.8 c 704
2009-04-21 05:15:17 C 14 31 58.79 -04 22 35.3 o 691
2009-04-21 05:40:43 C 14 31 56.51 -04 22 44.2 o 691
2009-04-21 06:06:08 C 14 31 54.27 -04 22 54.4 o 691
2009-04-23 05:12:33 C 14 27 42.40 -04 39 24.6 o 691
2009-04-23 05:38:00 C 14 27 40.02 -04 39 34.3 o 691
2009-04-23 06:03:28 C 14 27 37.67 -04 39 44.5 o 691
2009-04-26 16:35:03 C 14 19 48.16 -05 11 33.2 r D29
2009-04-26 16:58:07 C 14 19 45.81 -05 11 42.0 r D29
2009-04-26 17:17:55 C 14 19 43.81 -05 11 50.4 r D29
2009-04-26 17:36:18 C 14 19 41.93 -05 11 58.2 r D29
2009-04-27 05:07:28 C 14 18 34.65 -05 16 42.0 o 691
2009-04-27 05:32:49 C 14 18 32.09 -05 16 52.6 o 691
2009-04-27 05:58:24 C 14 18 29.47 -05 17 03.6 o 691
2009-04-29 03:32:31 C 14 13 55.61 -05 36 31.5 o 691
2009-04-29 03:57:55 C 14 13 53.01 -05 36 42.5 o 691
2009-04-29 04:23:17 C 14 13 50.34 -05 36 54.0 o 691
2009-04-30 06:17:06 C 14 11 10.83 -05 48 28.9 19.3 c 704
2009-04-30 06:31:33 C 14 11 09.25 -05 48 35.4 19.1 c 704
2009-04-30 06:46:02 C 14 11 07.65 -05 48 43.3 19.5 c 704
2009-05-04 04:08:30 C 14 01 19.22 -06 33 27.5 o 691
2009-05-04 04:33:55 C 14 01 16.48 -06 33 39.9 o 691
2009-05-12 05:59:47 C 13 40 28.81 -08 20 01.5 r 703
2009-05-12 06:09:06 C 13 40 27.91 -08 20 07.5 r 703
2009-05-12 06:18:50 C 13 40 26.79 -08 20 13.9 r 703