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
2025-06-15 06:36:10 C 11 08 30.715 +25 12 51.01 V T05
2025-06-15 06:44:14 C 11 08 31.658 +25 12 21.06 V T05
2025-06-15 06:48:15 C 11 08 32.131 +25 12 06.08 V T05
2025-06-15 06:52:13 C 11 08 32.628 +25 11 51.07 V T05
2025-06-15 06:59:38 C 11 08 33.528 +25 11 23.46 V T05
2025-06-15 07:00:17 C 11 08 33.617 +25 11 20.76 V T05
2025-06-15 07:14:49 C 11 08 35.371 +25 10 27.16 V T05
2025-06-16 03:46:47 C 11 11 05.478 +23 54 20.59 V V00
2025-06-16 03:54:52 C 11 11 06.421 +23 53 50.75 V V00
2025-06-16 04:02:54 C 11 11 07.357 +23 53 21.01 V V00
2025-06-16 04:10:57 C 11 11 08.275 +23 52 50.34 V V00
2025-06-16 04:54:05 C 11 11 13.376 +23 50 12.73 V 703
2025-06-16 04:56:57 C 11 11 13.726 +23 50 01.18 V 703
2025-06-16 04:59:50 C 11 11 14.075 +23 49 50.56 V 703
2025-06-16 05:02:42 C 11 11 14.356 +23 49 39.72 V 703
2025-06-17 05:03:15 C 11 14 03.689 +22 21 56.88 V 703
2025-06-17 05:06:36 C 11 14 04.168 +22 21 44.93 V 703
2025-06-17 05:09:57 C 11 14 04.549 +22 21 31.90 V 703
2025-06-17 05:13:18 C 11 14 04.837 +22 21 20.27 V 703
2025-06-18 04:35:09 C 11 16 44.252 +20 57 15.05 V 703
2025-06-18 04:41:42 C 11 16 44.965 +20 56 51.61 V 703
2025-06-18 04:44:58 C 11 16 45.332 +20 56 38.54 V 703
2025-06-18 06:11:00 C 11 16 55.094 +20 51 36.86 V T08
2025-06-18 06:16:23 C 11 16 55.706 +20 51 16.88 V T08
2025-06-18 06:25:44 C 11 16 56.683 +20 50 43.48 V T08
2025-06-18 06:40:26 C 11 16 58.284 +20 49 50.88 V T08
2025-06-19 01:56:21 C 11 19 05.51 +19 41 30.6 V W46
2025-06-19 02:13:51 C 11 19 07.39 +19 40 29.0 V W46
2025-06-19 02:20:00 C 11 19 08.02 +19 40 07.3 V W46
2025-06-19 05:28:43 C 11 19 28.373 +19 29 03.98 V 703
2025-06-19 05:31:59 C 11 19 28.679 +19 28 52.46 V 703
2025-06-19 05:38:31 C 11 19 29.521 +19 28 28.99 V 703
2025-06-19 08:17:50 C 11 19 46.572 +19 19 13.01 V T05
2025-06-19 08:30:36 C 11 19 47.935 +19 18 28.40 V T05
2025-06-19 08:40:39 C 11 19 48.958 +19 17 53.02 V T05
2025-06-19 08:53:26 C 11 19 50.390 +19 17 07.69 V T05
2025-06-21 04:25:07 C 11 24 24.062 +16 47 02.40 V 703
2025-06-21 04:31:38 C 11 24 24.811 +16 46 39.50 V 703
2025-06-21 04:34:53 C 11 24 25.157 +16 46 28.78 V 703
2025-06-21 06:09:00 C 11 24 34.853 +16 41 12.59 V T08
2025-06-21 06:14:58 C 11 24 35.417 +16 40 52.46 V T08
2025-06-21 06:24:14 C 11 24 36.362 +16 40 21.76 V T08
2025-06-21 06:40:15 C 11 24 37.886 +16 39 27.04 V T08
2025-06-21 06:40:54 C 11 24 37.951 +16 39 25.02 V T08
2025-06-23 04:25:15 C 11 29 09.758 +14 07 13.73 V 703
2025-06-23 04:28:29 C 11 29 10.021 +14 07 03.43 V 703
2025-06-23 04:31:43 C 11 29 10.363 +14 06 52.02 V 703
2025-06-23 04:34:56 C 11 29 10.676 +14 06 42.01 V 703
2025-06-23 06:05:18 C 11 29 19.522 +14 01 50.45 V T08
2025-06-23 06:14:57 C 11 29 20.470 +14 01 18.77 V T08
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)