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
2024-07-03 06:26:06 C 11 11 23.534 +24 06 07.34 V T05
2024-07-03 06:44:32 C 11 11 26.194 +24 05 17.84 V T05
2024-07-05 06:04:30 C 11 18 19.786 +21 59 06.61 V T08
2024-07-05 06:09:09 C 11 18 20.412 +21 58 54.66 V T08
2024-07-05 06:21:08 C 11 18 22.097 +21 58 22.48 V T08
2024-07-05 06:39:08 C 11 18 24.631 +21 57 34.13 V T08
2024-07-06 06:15:34 C 11 21 43.114 +20 55 13.66 V T05
2024-07-06 06:20:07 C 11 21 43.714 +20 55 01.60 V T05
2024-07-06 06:27:56 C 11 21 44.784 +20 54 40.72 V T05
2024-07-06 06:45:34 C 11 21 47.189 +20 53 53.84 V T05
2024-07-07 06:08:17 C 11 24 58.944 +19 52 35.80 V T05
2024-07-07 06:12:51 C 11 24 59.561 +19 52 24.38 V T05
2024-07-07 06:21:59 C 11 25 00.797 +19 51 59.90 V T05
2024-07-07 06:36:22 C 11 25 02.690 +19 51 22.32 V T05
2025-04-30 21:19:36 B 04 11 21.986 +64 33 59.72 W Z80
2025-04-30 21:27:42 B 04 11 25.423 +64 34 12.00 W Z80
2025-05-04 21:40:26 B 04 56 18.852 +66 33 18.50 W Z80
2025-05-04 21:53:24 B 04 56 25.495 +66 33 30.56 W Z80
2025-05-12 21:30:50 B 06 49 33.816 +67 10 52.46 W Z80
2025-05-12 21:40:52 B 06 49 39.943 +67 10 45.01 W Z80
2025-05-12 21:51:00 B 06 49 46.274 +67 10 37.81 W Z80
2025-05-15 03:19:43 C 07 22 31.206 +66 18 42.26 V 703
2025-05-15 03:23:10 C 07 22 33.413 +66 18 37.26 V 703
2025-05-15 03:26:38 C 07 22 35.515 +66 18 32.51 V 703
2025-05-15 03:30:06 C 07 22 37.546 +66 18 28.80 V 703
2025-05-17 03:23:21 C 07 50 29.389 +65 07 32.12 V 703
2025-05-17 03:26:43 C 07 50 31.319 +65 07 26.47 V 703
2025-05-17 03:30:04 C 07 50 33.353 +65 07 20.71 V 703
2025-05-17 03:33:24 C 07 50 35.027 +65 07 14.30 V 703
2025-05-19 03:23:40 C 08 16 23.963 +63 34 38.42 V 703
2025-05-19 03:27:04 C 08 16 25.712 +63 34 30.83 V 703
2025-05-19 03:30:29 C 08 16 27.448 +63 34 23.56 V 703
2025-05-19 03:33:53 C 08 16 29.262 +63 34 15.85 V 703
2025-05-19 21:01:00 C 08 25 19.632 +62 55 27.05 V R17
2025-05-19 21:21:22 C 08 25 29.693 +62 54 39.20 V R17
2025-05-19 21:41:53 C 08 25 39.754 +62 53 51.07 V R17
2025-05-19 22:02:26 C 08 25 49.966 +62 53 03.01 V R17
2025-05-21 03:25:31 C 08 39 57.694 +61 41 47.98 V 703
2025-05-21 03:28:55 C 08 39 59.249 +61 41 38.98 V 703
2025-05-21 03:32:20 C 08 40 00.779 +61 41 30.16 V 703
2025-05-21 03:35:44 C 08 40 02.399 +61 41 21.73 V 703
2025-05-22 21:06:56 C 08 58 25.898 +59 49 30.61 V R17
2025-05-22 21:27:23 C 08 58 34.356 +59 48 31.50 V R17
2025-05-22 21:47:55 C 08 58 43.003 +59 47 32.96 V R17
2025-05-22 22:08:28 C 08 58 51.504 +59 46 33.56 V R17
2025-05-26 04:43:25 C 09 28 50.358 +55 43 56.35 V 703
2025-05-26 04:46:52 C 09 28 51.517 +55 43 45.30 V 703
2025-05-26 04:50:21 C 09 28 52.781 +55 43 33.56 V 703
2025-05-26 04:53:48 C 09 28 53.951 +55 43 22.62 V 703
2025-05-28 01:24:29 C 09 43 24.31 +53 11 27.7 V Z58
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)