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
2002-05-31 21:22:03 C 11 27 20.64 +28 44 57.6 c 621
2002-06-01 03:44:46 C 11 27 38.82 +28 06 34.0 17.1 c 704
2002-06-01 04:04:04 C 11 27 39.64 +28 04 37.5 17.3 c 704
2002-06-01 04:23:13 C 11 27 40.40 +28 02 41.1 17.2 c 704
2002-06-01 04:42:45 C 11 27 41.24 +28 00 43.4 17.4 c 704
2002-06-01 05:03:04 C 11 27 42.08 +27 58 39.6 17.1 c 704
2002-06-01 21:39:55 C 11 28 28.03 +26 19 29.9 c 621
2002-06-01 21:41:47 C 11 28 28.11 +26 19 19.0 c 621
2002-06-01 21:43:37 C 11 28 28.18 +26 19 08.1 c 621
2002-06-01 21:45:29 C 11 28 28.25 +26 18 57.4 c 621
2002-06-01 21:47:19 C 11 28 28.33 +26 18 46.2 c 621
2002-06-09 04:17:13 C 11 35 35.41 +10 55 59.0 17.5 c 704
2002-06-09 04:37:28 C 11 35 36.11 +10 54 24.8 17.9 c 704
2002-06-09 05:17:31 C 11 35 37.51 +10 51 18.5 17.3 c 704
2002-06-10 02:16:23 C 11 36 24.84 +09 15 49.7 452
2002-06-10 02:26:00 C 11 36 25.16 +09 15 00.2 452
2002-06-10 02:27:31 C 11 36 25.23 +09 14 52.2 452
2002-06-10 03:53:21 C 11 36 28.59 +09 08 26.8 16.8 c 704
2002-06-10 03:58:39 C 11 36 28.78 +09 08 03.4 16.9 c 704
2002-06-10 04:12:47 C 11 36 29.21 +09 06 59.7 17.1 c 704
2002-06-10 04:18:06 C 11 36 29.44 +09 06 36.4 17.1 c 704
2002-06-10 04:32:03 C 11 36 29.83 +09 05 33.5 17.1 c 704
2002-06-10 04:37:59 C 11 36 30.11 +09 05 07.1 17.3 c 704
2002-06-10 04:53:38 C 11 36 30.58 +09 03 56.9 17.3 c 704
2002-06-10 04:59:30 C 11 36 30.82 +09 03 31.2 17.3 c 704
2002-06-10 05:13:28 C 11 36 31.22 +09 02 28.4 17.5 c 704
2002-06-10 05:18:48 C 11 36 31.52 +09 02 04.6 17.4 c 704
2003-04-23 09:27:21 C 19 57 15.21 +27 27 02.5 17.3 c 704
2003-04-23 09:56:37 C 19 57 12.51 +27 26 19.8 17.8 c 704
2003-04-23 10:11:10 C 19 57 11.12 +27 25 58.7 17.8 c 704
2003-04-23 10:25:44 C 19 57 09.92 +27 25 37.0 17.6 c 704
2003-05-04 00:45:40 C 19 23 44.48 +17 28 05.0 d 557
2003-05-04 01:15:05 C 19 23 38.48 +17 26 16.7 d 557
2003-05-04 01:39:35 C 19 23 33.68 +17 24 49.7 16.4 c 632
2003-05-04 01:53:53 C 19 23 30.76 +17 23 57.1 16.4 c 632
2003-05-04 01:56:15 C 19 23 30.06 +17 23 44.8 d 557
2003-05-05 00:27:35 C 19 18 50.94 +15 55 46.1 c 240
2003-05-05 00:28:58 C 19 18 50.62 +15 55 40.8 c 240
2003-05-05 00:30:21 C 19 18 50.33 +15 55 34.9 c 240
2003-05-05 00:32:24 C 19 18 49.87 +15 55 26.5 c 240
2003-05-05 00:33:06 C 19 18 49.72 +15 55 23.5 c 240
2003-05-05 00:38:36 C 19 18 48.50 +15 55 01.2 c 240
2003-05-05 00:40:39 C 19 18 48.04 +15 54 52.9 c 240
2003-05-05 00:42:02 C 19 18 47.74 +15 54 47.2 c 240
2003-05-05 00:44:06 C 19 18 47.26 +15 54 38.9 c 240
2003-05-05 18:03:38 C 19 14 54.03 +14 40 51.7 379
2003-05-05 18:06:07 C 19 14 53.41 +14 40 40.4 379
2003-05-05 18:11:24 C 19 14 52.12 +14 40 16.6 379
2003-05-05 18:13:45 C 19 14 51.51 +14 40 05.5 379
2003-05-06 00:08:27 C 19 13 29.52 +14 13 17.5 c J93
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)