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
2014-05-25 13:13:54 S 11 40 17.438 +40 01 18.52 L C51
2014-05-25 16:23:19 S 11 40 16.130 +39 37 49.22 L C51
2014-05-25 19:32:44 S 11 40 14.866 +39 14 22.02 L C51
2014-05-26 02:02:06 C 11 40 11.27 +38 26 19.3 u H21
2014-05-26 02:05:42 C 11 40 11.16 +38 25 52.3 u H21
2014-05-26 02:09:34 C 11 40 11.08 +38 25 23.9 u H21
2014-05-26 02:13:25 C 11 40 11.04 +38 24 55.0 u H21
2014-05-26 02:16:29 C 11 40 11.02 +38 24 32.3 u H21
2014-05-26 02:19:02 C 11 40 10.98 +38 24 13.5 u H21
2014-05-29 21:07:18 C 11 39 59.16 +27 34 48.8 r 006
2014-05-29 21:14:56 C 11 39 59.14 +27 33 56.7 r 006
2014-05-29 21:21:23 C 11 39 59.14 +27 33 12.3 r 006
2014-06-03 19:37:23 C 11 40 33.76 +15 08 16.8 q K90
2014-06-03 19:53:37 C 11 40 33.84 +15 06 41.5 16.4 q K90
2014-06-03 20:14:09 C 11 40 33.97 +15 04 44.7 16.5 q K90
2014-06-03 21:02:49 C 11 40 34.49 +15 00 10.6 Q I99
2014-06-03 21:06:12 C 11 40 34.49 +14 59 51.6 Q I99
2014-06-03 21:07:39 C 11 40 34.50 +14 59 43.1 Q I99
2014-06-03 21:47:57 C 11 40 34.65 +14 55 53.3 w J53
2014-06-03 21:49:38 C 11 40 34.65 +14 55 43.9 w J53
2014-06-03 21:50:56 C 11 40 34.67 +14 55 36.5 w J53
2014-06-03 21:53:54 C 11 40 34.67 +14 55 19.5 w J53
2014-06-03 21:56:52 C 11 40 34.68 +14 55 02.5 w J53
2014-06-03 22:08:11 C 11 40 34.71 +14 53 57.9 w J53
2014-06-04 20:06:56 C 11 40 46.45 +12 51 01.4 16.8 q K90
2014-06-04 20:43:52 C 11 40 46.66 +12 47 38.9 16.7 q K90
2014-06-04 21:17:43 C 11 40 46.87 +12 44 34.4 16.7 q K90
2014-06-04 21:48:33 C 11 40 47.08 +12 41 44.1 16.6 q K90
2014-06-05 23:53:35 S 11 41 04.133 +10 22 46.38 L C51
2014-06-15 02:58:02 C 11 44 20.03 -05 07 35.8 u H21
2014-06-15 03:00:45 C 11 44 20.07 -05 07 45.1 u H21
2014-06-15 03:03:08 C 11 44 20.10 -05 07 53.2 u H21
2014-06-15 03:06:32 C 11 44 20.16 -05 08 04.9 u H21
2014-06-19 22:34:33 S 11 46 45.182 -11 01 24.56 L C51
2014-06-20 01:43:58 S 11 46 49.50 -11 10 06.3 L C51
2014-06-20 04:53:23 S 11 46 53.79 -11 18 42.3 L C51
2014-06-20 08:02:49 S 11 46 58.20 -11 27 16.1 L C51
2014-06-20 08:03:00 S 11 46 58.15 -11 27 16.9 L C51
2014-06-20 11:12:25 S 11 47 02.55 -11 35 47.4 L C51
2014-06-20 14:21:50 S 11 47 06.99 -11 44 16.3 L C51
2014-06-20 15:56:26 S 11 47 09.158 -11 48 28.84 L C51
2014-06-20 15:56:38 S 11 47 09.182 -11 48 29.41 L C51
2014-06-20 17:31:15 S 11 47 11.297 -11 52 40.84 L C51
2014-06-20 19:06:03 S 11 47 13.625 -11 56 53.70 L C51
2014-06-20 20:40:40 S 11 47 15.794 -12 01 04.37 L C51
2014-06-20 23:50:05 S 11 47 20.22 -12 09 24.0 L C51
2014-06-21 01:24:53 S 11 47 22.35 -12 13 32.1 L C51
2014-06-21 02:59:40 S 11 47 24.69 -12 17 41.5 L C51
2014-06-21 04:34:18 S 11 47 26.92 -12 21 49.8 L C51
2014-06-21 06:09:06 S 11 47 29.16 -12 25 55.7 L C51
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)