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
2009-05-12 06:28:29 C 13 40 25.57 -08 20 19.0 r 703
2009-05-16 05:47:53 C 13 30 27.32 -09 18 32.7 r G96
2009-05-16 06:00:00 C 13 30 26.02 -09 18 40.3 r G96
2009-05-16 06:12:02 C 13 30 24.76 -09 18 47.8 r G96
2009-10-20 10:41:39 C 19 52 36.65 -51 45 49.4 r E12
2011-04-21 09:18:17 C 13 30 06.682 +07 20 40.34 L F51
2011-04-21 09:35:08 C 13 30 05.099 +07 20 37.61 L F51
2011-04-21 09:53:34 C 13 30 03.384 +07 20 34.33 L F51
2011-04-21 10:09:08 C 13 30 01.909 +07 20 31.58 L F51
2011-04-24 06:44:01 C 13 23 50.06 +07 07 15.0 r 703
2011-04-24 06:54:06 C 13 23 49.05 +07 07 12.9 r 703
2011-04-24 07:04:09 C 13 23 48.01 +07 07 10.0 r 703
2011-04-24 07:14:17 C 13 23 47.14 +07 07 10.0 r 703
2011-05-03 06:49:33 C 13 04 40.62 +06 03 06.7 r G96
2011-05-03 06:54:19 C 13 04 40.15 +06 03 05.0 r G96
2011-05-03 06:59:05 C 13 04 39.75 +06 03 03.4 r G96
2011-05-03 07:03:51 C 13 04 39.32 +06 03 01.3 r G96
2011-05-17 03:35:26 C 12 40 03.97 +03 22 46.8 o H21
2011-05-17 03:45:31 C 12 40 03.36 +03 22 40.3 o H21
2011-05-17 03:57:09 C 12 40 02.63 +03 22 33.8 o H21
2015-03-14 09:54:56 C 13 10 12.641 +21 44 19.86 L F51
2015-03-14 10:32:34 C 13 10 10.349 +21 44 32.85 L F51
2015-04-13 07:03:09 C 12 17 37.909 +23 04 37.46 L F51
2015-04-13 07:20:07 C 12 17 36.613 +23 04 34.90 L F51
2015-04-13 07:36:59 C 12 17 35.339 +23 04 32.10 L F51
2015-04-13 07:53:47 C 12 17 34.069 +23 04 29.29 L F51
2017-02-26 07:41:35 C 12 55 32.81 +25 42 52.8 u H21
2017-02-26 07:55:03 C 12 55 32.22 +25 42 58.7 u H21
2017-02-26 08:04:42 C 12 55 31.76 +25 43 03.0 u H21
2017-03-04 06:42:50 C 12 48 27.91 +26 43 20.4 q G96
2017-03-04 07:05:44 C 12 48 26.66 +26 43 30.3 q G96
2017-03-04 07:21:33 C 12 48 25.76 +26 43 36.3 q G96
2017-03-04 07:27:40 C 12 48 25.45 +26 43 39.7 q G96
2017-03-25 08:21:42 C 12 13 43.43 +28 59 37.5 q G96
2017-03-25 08:27:50 C 12 13 43.01 +28 59 37.1 q G96
2017-03-25 08:38:42 C 12 13 42.10 +28 59 38.6 q G96
2017-03-25 09:18:16 C 12 13 38.93 +28 59 42.0 q G96
2017-04-18 03:50:34 C 11 34 33.76 +27 29 10.0 u H21
2017-04-18 04:14:25 C 11 34 32.45 +27 29 00.6 u H21
2017-04-18 04:38:47 C 11 34 31.13 +27 28 51.2 u H21
2019-02-02 08:45:02 C 12 43 20.36 +26 57 50.6 u H21
2019-02-02 08:59:16 C 12 43 20.14 +26 57 57.5 u H21
2019-02-02 09:14:54 C 12 43 19.96 +26 58 04.2 u H21
2019-04-07 06:58:14 C 11 16 50.087 +33 07 14.38 U F51
2019-04-07 07:15:46 C 11 16 49.015 +33 07 09.15 U F51
2019-04-07 07:33:16 C 11 16 47.963 +33 07 04.02 U F51
2019-04-22 03:14:29 C 11 00 33.69 +30 41 46.7 u H21
2019-04-22 03:35:59 C 11 00 33.08 +30 41 36.3 u H21
2019-04-22 03:49:03 C 11 00 32.65 +30 41 29.5 u H21
2021-02-15 10:52:22 C 12 04 36.15 +35 03 19.9 V V00