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
2014-06-21 07:43:43 S 11 47 31.41 -12 30 01.9 L C51
2014-06-21 10:53:08 S 11 47 35.91 -12 38 12.6 L C51
2014-06-21 10:53:19 S 11 47 35.91 -12 38 13.9 L C51
2014-06-21 14:02:44 S 11 47 40.486 -12 46 20.86 L C51
2014-06-21 17:12:09 S 11 47 45.00 -12 54 26.0 L C51
2014-06-21 20:21:34 S 11 47 49.543 -13 02 29.11 L C51
2014-06-21 23:30:59 S 11 47 54.139 -13 10 28.67 L C51
2014-06-22 02:40:24 S 11 47 58.759 -13 18 26.24 L C51
2015-03-13 02:49:19 C 20 26 48.46 +33 01 41.3 q 160
2015-03-13 02:52:38 C 20 26 48.36 +33 01 40.6 q 160
2015-03-13 02:55:58 C 20 26 48.27 +33 01 39.4 q 160
2015-03-19 03:41:23 C 20 20 52.04 +31 56 17.7 q 160
2015-03-19 03:44:42 C 20 20 51.85 +31 56 16.8 q 160
2015-04-07 02:27:07 C 20 08 03.98 +26 26 39.3 q 160
2015-04-07 02:29:54 C 20 08 03.91 +26 26 36.6 q 160
2015-04-07 02:32:42 C 20 08 03.84 +26 26 33.8 q 160
2015-04-08 02:29:40 C 20 07 27.90 +26 02 34.3 q 160
2015-04-08 02:32:25 C 20 07 27.85 +26 02 31.4 q 160
2015-04-08 02:35:19 C 20 07 27.80 +26 02 28.9 q 160
2015-04-09 02:24:17 C 20 06 51.58 +25 37 41.3 q 160
2015-04-09 02:27:06 C 20 06 51.49 +25 37 38.2 q 160
2015-04-09 02:29:55 C 20 06 51.42 +25 37 35.4 q 160
2015-04-12 09:55:45 C 20 04 44.08 +24 07 25.1 v W11
2015-04-12 10:17:43 C 20 04 43.40 +24 06 59.3 v W11
2015-04-17 09:47:58 C 20 00 58.79 +21 23 28.5 v W11
2015-04-17 10:00:33 C 20 00 58.30 +21 23 09.4 v W11
2015-04-17 10:09:55 C 20 00 57.96 +21 22 54.7 v W11
2015-04-24 13:44:26 S 19 53 14.556 +15 56 56.22 L C51
2015-04-24 21:37:10 S 19 52 47.220 +15 38 14.50 L C51
2015-04-25 00:46:13 S 19 52 36.098 +15 30 39.35 L C51
2015-04-25 07:04:19 S 19 52 13.519 +15 15 16.13 L C51
2015-05-06 09:16:38 C 19 25 39.78 -01 46 21.8 u H21
2015-05-06 09:19:46 C 19 25 39.26 -01 46 39.7 u H21
2015-05-06 09:22:37 C 19 25 38.77 -01 46 56.2 u H21
2015-05-06 09:25:39 C 19 25 38.26 -01 47 13.8 u H21
2015-05-06 09:28:47 C 19 25 37.74 -01 47 32.1 u H21
2015-05-06 09:31:49 C 19 25 37.22 -01 47 49.7 u H21
2015-05-06 09:34:46 C 19 25 36.72 -01 48 06.7 u H21
2015-05-06 09:38:23 C 19 25 36.11 -01 48 27.7 u H21
2015-05-07 08:29:13 C 19 21 46.90 -04 06 17.0 u H21
2015-05-07 08:32:46 C 19 21 46.24 -04 06 39.2 u H21
2015-05-07 08:36:19 C 19 21 45.59 -04 07 01.7 u H21
2015-05-07 08:39:36 C 19 21 44.98 -04 07 22.2 u H21
2015-05-07 08:42:47 C 19 21 44.40 -04 07 42.2 u H21
2015-05-07 08:45:42 C 19 21 43.86 -04 08 00.6 u H21
2015-05-07 08:48:37 C 19 21 43.32 -04 08 18.8 u H21
2015-05-07 08:53:07 C 19 21 42.48 -04 08 47.2 u H21
2015-05-07 09:22:12 C 19 21 37.11 -04 11 50.0 u H21
2015-05-07 09:25:09 C 19 21 36.56 -04 12 08.5 u H21
2015-05-07 09:28:05 C 19 21 36.01 -04 12 27.0 u H21
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)