5381 Sekhmet (1991 JY)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2964299671 ± 2.00e+00
Semi-major axis (a)0.9474332968 AU ± 3.00e+00
Inclination (i)48.96621448° ± 4.00e+00
Long. of Asc. Node (Ω)58.52927849° ± 5.00e+00
Arg. of Perihelion (ω)37.43105872° ± 6.00e+00
Mean Anomaly (M)266.61835665° ± 2.39e-04
Mean Motion (n)1.0687824424°/day ± 5.08e+00
Perihelion dist (q)0.66658568 AU ± 2.84e+00
Aphelion dist (Q)1.22828092 AU ± 4.33e+00
Orbital Period0.92219543 yr ± 4.38e+00
NGA Modelr2
A2-2.04447511e-06 AU/d²
Physical Parameters
H (abs. magnitude)16.72
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.372″
Uncertainty0
Orbit TypeAten
MOID0.111844 AU
Observations Used656
Gaia Obs Used162
Oppositions2
Arc Total1991-2017
First Observation Used1991-05-14
Last Observation Used2025-07-27
Observations (686)
Date Type RA Dec Mag Band Observatory
2003-05-06 00:11:30 C 19 13 28.69 +14 13 01.9 c J93
2003-05-06 00:14:34 C 19 13 28.06 +14 12 49.2 c J93
2003-05-06 00:17:36 C 19 13 27.27 +14 12 35.2 c J93
2003-05-06 00:20:39 C 19 13 26.56 +14 12 22.0 c J93
2003-05-06 23:10:48 C 19 07 46.28 +12 22 33.8 c 118
2003-05-06 23:12:52 C 19 07 45.70 +12 22 23.4 c 118
2003-05-06 23:24:08 C 19 07 42.71 +12 21 26.3 c 118
2003-05-06 23:34:09 C 19 07 40.05 +12 20 35.8 c 118
2003-05-06 23:35:09 C 19 07 39.78 +12 20 30.9 c 118
2003-05-07 00:04:26 C 19 07 32.41 +12 18 01.6 c J93
2003-05-07 00:08:29 C 19 07 31.27 +12 17 39.6 c J93
2003-05-07 00:30:02 C 19 07 25.23 +12 15 48.0 c J93
2003-05-07 00:34:05 C 19 07 24.35 +12 15 28.4 c J93
2003-05-07 22:59:41 C 19 01 16.35 +10 15 07.5 d 118
2003-05-07 23:04:58 C 19 01 14.83 +10 14 37.8 d 118
2003-05-07 23:14:48 C 19 01 11.97 +10 13 42.8 d 118
2003-05-07 23:20:53 C 19 01 10.21 +10 13 08.7 d 118
2003-05-08 05:52:59 C 18 59 16.38 +09 35 51.2 15.2 c H72
2003-05-08 05:54:38 C 18 59 15.87 +09 35 38.9 15.1 c H72
2003-05-08 05:56:18 C 18 59 15.33 +09 35 31.2 15.1 c H72
2003-05-08 05:57:58 C 18 59 15.24 +09 35 24.2 14.8 c H72
2003-05-08 05:59:38 C 18 59 14.45 +09 35 20.1 14.8 c H72
2003-05-08 06:01:17 C 18 59 14.36 +09 35 04.7 15.0 c H72
2003-05-10 02:06:55 C 18 44 56.79 +04 49 54.9 d 170
2003-05-10 02:11:25 C 18 44 55.13 +04 49 22.4 d 170
2003-05-10 02:20:50 C 18 44 51.77 +04 48 15.5 d 170
2003-05-18 04:32:55 C 16 59 23.15 -27 03 44.8 m 859
2003-05-18 04:33:54 C 16 59 22.37 -27 03 55.5 m 859
2003-05-18 04:34:52 C 16 59 21.63 -27 04 06.7 m 859
2003-05-21 10:40:39 C 15 54 31.206 -39 29 19.21 e 422
2003-05-21 10:50:51 C 15 54 22.086 -39 30 40.32 e 422
2003-05-21 11:42:10 C 15 53 36.006 -39 37 26.31 e 422
2003-05-21 12:23:34 C 15 52 58.733 -39 42 51.14 e 422
2003-05-22 10:47:54 C 15 33 08.108 -42 23 49.81 e 422
2003-05-22 11:02:49 C 15 32 54.636 -42 25 29.68 e 422
2003-05-22 11:52:25 C 15 32 09.680 -42 31 00.36 e 422
2003-05-22 12:43:48 C 15 31 23.023 -42 36 38.92 e 422
2003-05-22 13:12:35 C 15 30 56.870 -42 39 46.89 e 422
2003-05-26 10:29:21 C 14 12 26.09 -49 26 35.1 e 428
2003-05-26 10:30:45 C 14 12 25.01 -49 26 38.7 e 428
2003-05-26 10:32:09 C 14 12 23.93 -49 26 42.3 e 428
2003-05-26 10:33:35 C 14 12 22.84 -49 26 45.9 e 428
2003-06-09 08:11:51 C 11 51 15.097 -51 14 05.87 e 413
2003-06-09 08:13:50 C 11 51 14.709 -51 14 05.25 e 413
2003-06-09 08:15:48 C 11 51 14.317 -51 14 04.59 e 413
2003-06-11 08:17:21 C 11 43 05.972 -50 59 00.70 e 413
2003-06-11 08:27:15 C 11 43 04.363 -50 58 57.85 e 413
2003-06-11 08:29:15 C 11 43 04.042 -50 58 57.22 e 413
2004-01-04 15:57:02 C 19 13 39.76 +18 45 12.9 o 084
2004-04-18 18:07:26 C 20 14 42.95 -20 31 49.4 r E12
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2015-05-03 09:34:00 244483008.78 1 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)