488453 (1994 XD)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7335854609 ± 2.00e+00
Semi-major axis (a)2.3440379473 AU ± 3.00e+00
Inclination (i)4.33031614° ± 4.00e+00
Long. of Asc. Node (Ω)96.01838470° ± 5.00e+00
Arg. of Perihelion (ω)249.54052437° ± 6.00e+00
Mean Anomaly (M)232.65171300° ± 6.04e-07
Mean Motion (n)0.2746409666°/day ± 5.27e-01
Perihelion dist (q)0.62448579 AU ± 4.76e+00
Aphelion dist (Q)4.06359011 AU ± 7.00e+00
Orbital Period3.58878100 yr ± 6.89e+00
NGA Modelr2
A21.59093751e-06 AU/d²
Physical Parameters
H (abs. magnitude)19.24
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.405″
Uncertainty0
Orbit TypeApollo
MOID0.020199 AU
Observations Used615
Oppositions22
Arc Total1994-2024
First Observation Used1994-12-01
Last Observation Used2024-01-19
Observations (745)
Date Type RA Dec Mag Band Observatory
2023-06-07 14:08:31 v 1 134.35900 +35.08986 270
2023-06-07 14:23:54 V 17 41 32.84 +03 29 18.3 V 270
2023-06-07 14:23:54 v 1 134.17898 +34.51180 270
2023-06-07 14:27:38 V 17 41 33.67 +03 29 54.5 V 270
2023-06-07 14:27:38 v 1 134.35900 +35.08986 270
2023-06-07 14:37:46 V 17 41 36.13 +03 31 37.8 V 270
2023-06-07 14:37:46 v 1 134.17898 +34.51180 270
2023-06-07 14:39:29 V 17 41 36.49 +03 31 53.9 V 270
2023-06-07 14:39:29 v 1 134.35900 +35.08986 270
2023-06-07 14:53:10 V 17 41 39.83 +03 34 14.4 V 270
2023-06-07 14:53:10 v 1 134.17898 +34.51180 270
2023-06-07 15:08:34 V 17 41 43.56 +03 36 50.3 V 270
2023-06-07 15:08:34 v 1 134.17898 +34.51180 270
2023-06-07 21:15:45 V 17 43 34.26 +04 41 59.7 V 270
2023-06-07 21:15:45 v 1 003.13789 +50.66043 270
2023-06-07 21:32:35 V 17 43 39.26 +04 45 10.7 V 270
2023-06-07 21:32:35 v 1 003.13789 +50.66043 270
2023-06-07 21:45:30 V 17 43 43.45 +04 47 41.0 V 270
2023-06-07 21:45:30 v 1 359.62612 +49.20362 270
2023-06-07 21:46:05 V 17 43 43.13 +04 47 46.0 V 270
2023-06-07 21:46:05 v 1 003.13789 +50.66043 270
2023-06-07 21:54:25 V 17 43 45.51 +04 49 20.2 V 270
2023-06-07 21:54:25 v 1 003.13789 +50.66043 270
2023-06-07 22:16:17 B 17 43 51.08 +04 53 27.2 V L65
2023-06-07 22:25:16 C 17 43 50.28 +04 55 27.9 V C40
2023-06-07 22:25:58 V 17 43 55.10 +04 55 25.9 V 270
2023-06-07 22:25:58 v 1 359.62612 +49.20362 270
2023-06-07 22:26:55 B 17 43 54.14 +04 55 29.8 V L65
2023-06-07 22:30:07 C 17 43 51.64 +04 56 23.8 V C40
2023-06-07 22:34:53 C 17 43 52.99 +04 57 18.9 V C40
2023-06-07 22:37:31 B 17 43 57.22 +04 57 32.6 V L65
2023-06-07 22:41:27 C 17 43 54.84 +04 58 34.9 V C40
2023-06-07 22:46:19 C 17 43 56.22 +04 59 31.2 V C40
2023-06-07 22:51:06 C 17 43 57.57 +05 00 26.8 V C40
2023-06-07 23:16:22 V 17 44 09.71 +05 05 11.8 V 270
2023-06-07 23:16:22 v 1 359.62612 +49.20362 270
2023-06-07 23:53:10 C 17 44 20.335 +05 12 20.63 V Z80
2023-06-07 23:57:10 C 17 44 21.516 +05 13 08.47 V Z80
2023-06-07 23:57:28 V 17 44 21.65 +05 13 15.3 V 270
2023-06-07 23:57:28 v 1 359.62612 +49.20362 270
2023-06-08 00:01:11 C 17 44 22.687 +05 13 56.17 V Z80
2023-06-08 05:39:47 V 17 46 23.23 +06 24 43.3 V 270
2023-06-08 05:39:47 v 1 237.65404 +37.93971 270
2023-06-08 05:41:15 V 17 46 23.78 +06 25 01.3 V 270
2023-06-08 05:41:15 v 1 237.65404 +37.93971 270
2023-06-08 05:41:42 V 17 46 23.80 +06 25 07.7 V 270
2023-06-08 05:41:42 v 1 237.65404 +37.93971 270
2023-06-08 05:42:18 V 17 46 24.13 +06 25 16.3 V 270
2023-06-08 05:42:18 v 1 237.65404 +37.93971 270
2023-06-08 09:19:40 V 17 47 46.10 +07 17 52.9 V 270
Radar Observations (16)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2005-06-24 18:21:00 -234617.7 1.25 Hz 2380 -1 -1
2005-06-24 18:43:00 111320090.3 8 us 2380 -1 -1
2005-06-25 18:13:00 119911679.2 1 us 2380 -1 -1
2012-11-28 09:50:00 -211529.611 2 Hz 8560 -14 -14
2012-11-28 10:20:00 52783851.25 10 us 8560 -14 -14
2012-11-28 10:50:00 52830665.56 2 us 8560 -14 -14
2012-11-29 09:10:00 56009886.05 2 us 8560 -14 -14
2012-11-30 08:00:00 61065314.51 2 us 8560 -14 -14
2023-06-10 03:40:00 928625.435 2 Hz 8560 -14 -14
2023-06-10 04:00:00 31288147.23 3 us 8560 -14 -14
2023-06-10 12:50:00 28081814.13 2 us 8560 -14 -14
2023-06-11 10:30:00 403266.123 3 Hz 8560 -14 -14
2023-06-11 11:00:00 22237133.88 2 us 8560 -14 -14
2023-06-11 11:30:00 374856.736 1 Hz 8560 -14 -14
2023-06-12 04:00:00 21147140.106 2 us 8560 -14 -14
2023-06-14 14:30:00 38122943.28 3 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)