14827 Hypnos (1986 JK)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6642732116 ± 6.00e-09
Semi-major axis (a)2.8507395633 AU ± 1.69e-09
Inclination (i)1.96534076° ± 2.18e-06
Long. of Asc. Node (Ω)57.72682549° ± 2.48e-05
Arg. of Perihelion (ω)238.64061590° ± 2.49e-05
Mean Anomaly (M)103.39722102° ± 3.63e-07
Mean Motion (n)0.2047745412°/day ± 1.82e-10
Perihelion dist (q)0.95706964 AU ± 1.71e-08
Aphelion dist (Q)4.74440949 AU ± 1.73e-08
Orbital Period4.81322667 yr ± 4.29e-09
Physical Parameters
H (abs. magnitude)18.81
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.277″
Uncertainty0
Orbit TypeApollo
MOID0.015788 AU
Observations Used362
Radar Obs Used10
Oppositions1
Arc Total1986-2024
First Observation Used1986-05-04
Last Observation Used2024-12-22
Observations (388)
Date Type RA Dec Mag Band Observatory
2024-06-05 04:14:02 B 22 27 43.152 -19 32 35.02 Z M49
2024-06-05 13:59:57 C 22 36 40.116 -18 48 27.86 V T05
2024-06-05 14:27:11 C 22 37 03.785 -18 46 22.26 V T05
2024-06-05 14:34:46 C 22 37 10.382 -18 45 47.16 V T05
2024-06-05 14:48:01 C 22 37 21.864 -18 44 45.78 V T05
2024-06-07 14:02:21 C 23 16 20.851 -15 02 29.72 V T05
2024-06-07 14:19:26 C 23 16 33.312 -15 01 11.68 V T05
2024-06-07 14:25:34 C 23 16 37.790 -15 00 43.45 V T05
2024-06-07 14:38:39 C 23 16 47.318 -14 59 43.30 V T05
2024-06-18 09:45:31 C 01 15 03.382 -00 52 12.65 V W68
2024-06-18 09:50:07 C 01 15 04.481 -00 52 04.15 V W68
2024-06-18 10:17:44 C 01 15 11.340 -00 51 08.78 V W68
2024-06-18 10:28:14 C 01 15 13.925 -00 50 49.09 V W68
2024-09-03 12:43:40 C 03 29 06.077 +15 00 44.88 X F52
2024-09-03 12:59:46 C 03 29 05.816 +15 00 45.46 X F52
2024-09-03 13:15:51 C 03 29 05.554 +15 00 46.04 X F52
2024-09-03 13:31:57 C 03 29 05.288 +15 00 46.63 X F52
2024-09-07 09:47:06 C 03 27 31.158 +15 01 42.46 V G96
2024-09-07 09:54:33 C 03 27 30.960 +15 01 42.60 V G96
2024-09-07 10:02:03 C 03 27 30.784 +15 01 42.38 V G96
2024-09-07 10:09:31 C 03 27 30.578 +15 01 42.46 V G96
2024-09-26 11:51:03 C 03 07 27.344 +14 21 26.96 X F52
2024-09-26 12:07:25 C 03 07 26.224 +14 21 24.42 X F52
2024-09-26 12:23:49 C 03 07 25.128 +14 21 21.78 X F52
2024-09-26 12:40:16 C 03 07 24.014 +14 21 19.07 X F52
2024-10-04 08:09:46 C 02 54 27.724 +13 44 49.70 V G96
2024-10-04 08:17:08 C 02 54 27.133 +13 44 47.51 V G96
2024-10-04 08:24:33 C 02 54 26.564 +13 44 45.92 V G96
2024-10-04 08:31:57 C 02 54 25.996 +13 44 44.45 V G96
2024-10-04 17:05:18 C 02 53 48.21 +13 42 51.6 V D29
2024-10-04 17:46:01 C 02 53 45.05 +13 42 42.8 V D29
2024-10-07 08:27:57 C 02 49 03.961 +13 28 30.43 V 703
2024-10-07 08:31:13 C 02 49 03.684 +13 28 29.50 V 703
2024-10-07 08:34:30 C 02 49 03.421 +13 28 28.56 V 703
2024-10-07 08:37:45 C 02 49 03.104 +13 28 29.42 V 703
2024-10-11 09:24:44 C 02 41 41.213 +13 05 24.25 X F52
2024-10-11 09:45:49 C 02 41 39.542 +13 05 19.22 X F52
2024-10-11 10:06:58 C 02 41 37.845 +13 05 14.09 X F52
2024-10-22 12:12:29 C 02 21 52.576 +11 59 48.55 X F52
2024-10-22 12:30:43 C 02 21 51.249 +11 59 44.17 X F52
2024-10-22 12:48:51 C 02 21 49.917 +11 59 39.72 X F52
2024-10-22 15:51:40 C 02 21 37.67 +11 58 54.0 V D29
2024-10-22 16:12:02 C 02 21 36.17 +11 58 49.7 V D29
2024-10-22 16:32:24 C 02 21 34.74 +11 58 44.8 V D29
2024-10-23 06:39:07 C 02 20 36.172 +11 55 23.81 V G96
2024-10-23 06:47:09 C 02 20 35.578 +11 55 21.94 V G96
2024-10-23 06:55:12 C 02 20 35.002 +11 55 20.10 V G96
2024-10-23 07:03:14 C 02 20 34.433 +11 55 18.19 V G96
2024-10-24 18:22:47 C 02 18 09.53 +11 47 03.2 V D29
2024-10-24 18:43:09 C 02 18 08.19 +11 46 58.4 V D29
Radar Observations (10)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
1986-05-28 09:50:00 163427 6 Hz 8495 -14 -14
1986-05-28 09:58:00 161625 6 Hz 8495 -14 -14
1986-05-28 10:25:00 155476 6 Hz 8495 -14 -14
1986-05-28 10:32:00 153863 6 Hz 8495 -14 -14
1986-05-28 10:40:00 152014 6 Hz 8495 -14 -14
1986-05-28 10:48:00 150158 6 Hz 8495 -14 -14
1986-05-28 10:55:00 148527 6 Hz 8495 -14 -14
1986-05-28 11:04:00 146427 6 Hz 8495 -14 -14
1986-05-28 11:14:00 144080 6 Hz 8495 -14 -14
1986-05-30 12:35:00 -314665 30 Hz 8495 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)