194126 (2001 SG276)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2478169227 ± 6.87e-09
Semi-major axis (a)1.4326292988 AU ± 3.19e-10
Inclination (i)26.67626345° ± 3.46e-06
Long. of Asc. Node (Ω)35.09569210° ± 1.27e-06
Arg. of Perihelion (ω)200.42657379° ± 3.82e-06
Mean Anomaly (M)138.07591847° ± 2.33e-06
Mean Motion (n)0.5747930829°/day ± 1.92e-10
Perihelion dist (q)1.07759951 AU ± 9.85e-09
Aphelion dist (Q)1.78765908 AU ± 9.85e-09
Orbital Period1.71474973 yr ± 5.73e-10
Physical Parameters
H (abs. magnitude)17.87
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.377″
Uncertainty0
Orbit TypeAmor
MOID0.083313 AU
Observations Used1090
Radar Obs Used2
Oppositions2
Arc Total2001-2025
First Observation Used2001-09-26
Last Observation Used2025-12-20
Observations (1260)
Date Type RA Dec Mag Band Observatory
2008-09-23 09:05:12 C 03 46 35.09 +13 25 37.0 20.0 c 704
2008-09-23 09:22:21 C 03 46 34.63 +13 25 47.0 20.5 c 704
2008-09-23 09:39:32 C 03 46 34.11 +13 25 54.6 20.0 c 704
2008-10-02 08:13:23 C 03 38 41.36 +15 31 21.7 19.7 c 704
2008-10-02 08:31:07 C 03 38 40.31 +15 31 31.6 19.9 c 704
2008-10-02 08:49:15 C 03 38 39.48 +15 31 43.4 20.2 c 704
2008-10-02 09:07:07 C 03 38 38.54 +15 31 54.4 20.4 c 704
2008-10-02 09:24:53 C 03 38 37.73 +15 32 04.7 20.4 c 704
2008-10-07 09:55:15 C 03 31 53.00 +16 45 35.9 r 703
2008-10-07 10:04:54 C 03 31 52.32 +16 45 43.0 r 703
2008-10-07 10:14:36 C 03 31 51.78 +16 45 47.6 r 703
2008-10-07 10:24:14 C 03 31 51.06 +16 45 53.4 r 703
2008-10-19 07:17:01 C 03 09 20.69 +19 40 51.7 o 691
2008-10-19 07:42:23 C 03 09 18.23 +19 41 07.1 o 691
2008-10-19 08:07:44 C 03 09 15.77 +19 41 22.3 o 691
2008-10-21 06:30:21 C 03 04 48.51 +20 08 45.6 o 691
2008-10-21 06:55:48 C 03 04 45.94 +20 09 00.4 o 691
2008-10-21 07:21:13 C 03 04 43.39 +20 09 15.5 o 691
2008-10-22 04:51:34 C 03 02 35.79 +20 21 43.6 o 691
2008-10-22 05:17:01 C 03 02 33.19 +20 21 58.4 o 691
2008-10-22 05:42:28 C 03 02 30.59 +20 22 13.5 o 691
2008-10-28 03:43:10 C 02 47 36.27 +21 40 12.1 o 691
2008-10-28 04:08:40 C 02 47 33.43 +21 40 25.3 o 691
2008-10-28 04:34:10 C 02 47 30.62 +21 40 38.7 o 691
2008-10-28 06:08:05 C 02 47 20.09 +21 41 28.2 19.0 c 704
2008-10-28 06:24:40 C 02 47 18.23 +21 41 36.6 19.2 c 704
2008-10-28 06:41:24 C 02 47 16.37 +21 41 45.1 19.4 c 704
2008-10-28 06:58:02 C 02 47 14.47 +21 41 53.7 19.3 c 704
2008-10-28 07:14:57 C 02 47 12.55 +21 42 02.7 19.2 c 704
2008-10-30 03:55:13 C 02 42 18.38 +22 04 33.7 o 691
2008-10-30 04:20:44 C 02 42 15.53 +22 04 46.4 o 691
2008-10-30 04:42:48 C 02 42 13.00 +22 04 57.7 o 691
2008-11-02 06:07:32 C 02 34 01.82 +22 39 36.2 19.2 c 704
2008-11-02 06:24:27 C 02 33 59.87 +22 39 43.6 19.5 c 704
2008-11-02 06:41:39 C 02 33 57.85 +22 39 51.8 19.1 c 704
2008-11-02 06:58:58 C 02 33 55.83 +22 39 59.5 19.5 c 704
2008-11-02 07:16:13 C 02 33 53.87 +22 40 07.6 19.4 c 704
2008-11-04 00:04:20 C 02 29 19.81 +22 57 57.6 r A13
2008-11-04 00:36:54 C 02 29 16.12 +22 58 12.0 r A13
2008-11-05 20:18:51 C 02 24 24.54 +23 16 12.5 r A13
2008-11-05 20:45:37 C 02 24 21.46 +23 16 22.5 r A13
2008-11-17 06:47:42 C 01 55 46.63 +24 43 55.1 r 703
2008-11-17 06:57:23 C 01 55 45.69 +24 43 58.5 r 703
2008-11-17 07:06:57 C 01 55 44.72 +24 43 59.2 r 703
2008-11-17 07:16:35 C 01 55 43.82 +24 44 02.2 r 703
2008-11-22 04:57:19 C 01 45 19.30 +25 09 56.7 19.5 c 704
2008-11-22 05:15:38 C 01 45 17.73 +25 10 00.5 19.3 c 704
2008-11-22 05:51:30 C 01 45 14.59 +25 10 07.4 19.4 c 704
2008-11-22 06:09:21 C 01 45 13.16 +25 10 10.9 19.7 c 704
2008-12-04 04:13:08 C 01 26 26.08 +25 56 52.9 r 703
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2006-04-13 08:13:00 144512093.97 2 us 2380 -1 -1
2006-04-13.342361 14451209397 2000 us 2380 251 251
2006-04-14 08:19:00 137761427.24 2 us 2380 -1 -1
2006-04-14.346528 13776142724 2000 us 2380 251 251
Station codes
-1 Arecibo (305-m, 1963–2020)