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
2025-09-25 23:11:23 C 01 57 43.267 -21 50 56.00 V M22
2025-09-25 23:16:21 C 01 57 42.694 -21 50 53.34 V M22
2025-09-29 11:17:55 C 01 48 08.221 -21 19 55.35 X F52
2025-09-29 11:33:48 C 01 48 06.318 -21 19 48.80 X F52
2025-09-29 11:49:50 C 01 48 04.392 -21 19 42.15 X F52
2025-10-01 08:22:30 C 01 42 51.721 -21 00 07.63 V 703
2025-10-01 08:25:49 C 01 42 51.325 -21 00 05.40 V 703
2025-10-01 08:29:07 C 01 42 50.886 -21 00 04.68 V 703
2025-10-01 08:32:27 C 01 42 50.447 -21 00 03.13 V 703
2025-10-09 10:58:19 C 01 19 48.396 -19 09 43.34 V T05
2025-10-09 11:02:54 C 01 19 47.786 -19 09 39.96 V T05
2025-10-09 11:08:51 C 01 19 47.114 -19 09 36.11 V T05
2025-10-09 11:12:49 C 01 19 46.646 -19 09 33.66 V T05
2025-10-09 11:14:07 C 01 19 46.493 -19 09 32.18 V T05
2025-10-09 12:03:44 C 01 19 40.445 -19 08 58.88 V T05
2025-10-12 05:43:59 C 01 12 04.934 -18 23 03.59 V W68
2025-10-12 05:56:33 C 01 12 03.432 -18 22 54.16 V W68
2025-10-12 06:48:07 C 01 11 57.449 -18 22 15.96 V W68
2025-10-12 06:55:05 C 01 11 56.606 -18 22 11.17 V W68
2025-10-15 09:02:38 C 01 03 40.561 -17 26 16.70 X F52
2025-10-15 09:18:39 C 01 03 38.758 -17 26 04.20 X F52
2025-10-15 09:50:34 C 01 03 35.163 -17 25 39.16 X F52
2025-10-15 10:17:30 C 01 03 32.158 -17 25 18.19 V T05
2025-10-15 10:22:48 C 01 03 31.570 -17 25 14.34 V T05
2025-10-15 10:26:05 C 01 03 31.118 -17 25 10.42 V T05
2025-10-15 10:31:48 C 01 03 30.530 -17 25 07.25 V T05
2025-10-16 23:12:15 C 00 59 33.749 -16 55 36.30 V M22
2025-10-16 23:16:52 C 00 59 33.276 -16 55 32.77 V M22
2025-10-17 00:01:30 C 00 59 28.346 -16 54 56.38 V M22
2025-10-17 00:20:22 C 00 59 26.314 -16 54 41.26 V M22
2025-10-18 03:55:31 C 00 56 33.331 -16 32 03.12 V W68
2025-10-18 04:00:03 C 00 56 32.830 -16 31 59.84 V W68
2025-10-18 04:07:55 C 00 56 32.026 -16 31 52.72 V W68
2025-10-18 04:21:19 C 00 56 30.578 -16 31 41.23 V W68
2025-10-19 08:29:37 C 00 53 38.329 -16 08 16.67 X F51
2025-10-19 08:45:33 C 00 53 36.664 -16 08 03.20 X F51
2025-10-19 09:01:29 C 00 53 35.003 -16 07 49.79 X F51
2025-10-19 09:17:23 C 00 53 33.347 -16 07 36.35 X F51
2025-10-21 05:33:25 C 00 49 11.402 -15 29 38.58 V 703
2025-10-21 05:36:41 C 00 49 11.222 -15 29 36.17 V 703
2025-10-21 05:43:13 C 00 49 10.589 -15 29 29.51 V 703
2025-10-24 03:51:59 C 00 42 40.649 -14 27 18.11 V W68
2025-10-24 03:56:37 C 00 42 40.202 -14 27 13.54 V W68
2025-10-24 04:04:47 C 00 42 39.502 -14 27 07.45 V W68
2025-10-24 04:42:33 C 00 42 36.024 -14 26 32.64 V W68
2025-10-31 02:45:45 C 00 29 30.181 -11 54 34.70 V G96
2025-10-31 02:53:13 C 00 29 29.648 -11 54 27.94 V G96
2025-10-31 03:00:39 C 00 29 29.108 -11 54 20.81 V G96
2025-10-31 03:08:05 C 00 29 28.583 -11 54 14.15 V G96
2025-12-02 14:36:09 C 00 08 10.899 -00 31 48.25 W O18
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)