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
2023-06-02 23:50:06 C 17 25 41.477 -06 14 05.50 V Z80
2023-06-02 23:55:12 C 17 25 41.750 -06 13 51.38 V Z80
2023-06-03 00:00:13 C 17 25 42.098 -06 13 37.27 V Z80
2023-06-03 11:47:03 V 17 26 41.36 -05 39 18.4 V 270
2023-06-03 11:47:03 v 1 134.35900 +35.08986 270
2023-06-03 12:05:29 V 17 26 43.00 -05 38 16.0 V 270
2023-06-03 12:05:29 v 1 134.35900 +35.08986 270
2023-06-03 12:14:39 V 17 26 43.68 -05 37 50.0 V 270
2023-06-03 12:14:39 v 1 134.35900 +35.08986 270
2023-06-03 12:21:47 V 17 26 44.25 -05 37 26.9 V 270
2023-06-03 12:21:47 v 1 134.35900 +35.08986 270
2023-06-03 13:49:14 V 17 26 50.33 -05 32 57.4 V 270
2023-06-03 13:49:14 v 1 134.17945 +34.51235 270
2023-06-03 13:56:34 V 17 26 50.88 -05 32 34.3 V 270
2023-06-03 13:56:34 v 1 134.17945 +34.51235 270
2023-06-03 14:08:36 V 17 26 51.72 -05 31 57.2 V 270
2023-06-03 14:08:36 v 1 134.17945 +34.51235 270
2023-06-03 14:10:57 V 17 26 51.48 -05 31 53.9 V 270
2023-06-03 14:10:57 v 1 140.17436 +36.06243 270
2023-06-03 14:26:39 V 17 26 52.93 -05 31 00.8 V 270
2023-06-03 14:26:39 v 1 134.17945 +34.51235 270
2023-06-03 15:15:43 V 17 26 55.81 -05 28 30.2 V 270
2023-06-03 15:15:43 v 1 140.17436 +36.06243 270
2023-06-03 15:33:17 V 17 26 57.03 -05 27 32.6 V 270
2023-06-03 15:33:17 v 1 140.17436 +36.06243 270
2023-06-03 16:31:07 V 17 27 00.87 -05 24 28.4 V 270
2023-06-03 16:31:07 v 1 140.17436 +36.06243 270
2023-06-03 21:50:58 C 17 27 33.03 -05 07 17.6 V C23
2023-06-03 21:51:08 V 17 27 33.38 -05 07 16.4 V 270
2023-06-03 21:51:08 v 1 001.65524 +49.24079 270
2023-06-03 21:57:08 V 17 27 33.84 -05 06 52.2 V 270
2023-06-03 21:57:08 v 1 001.65524 +49.24079 270
2023-06-03 22:01:45 C 17 27 33.91 -05 06 40.9 V C23
2023-06-03 22:10:50 V 17 27 35.02 -05 06 06.4 V 270
2023-06-03 22:10:50 v 1 001.65524 +49.24079 270
2023-06-03 22:26:16 V 17 27 36.06 -05 05 18.5 V 270
2023-06-03 22:26:16 v 1 001.65524 +49.24079 270
2023-06-03 23:20:49 V 17 27 40.51 -05 02 13.4 V 270
2023-06-03 23:20:49 v 1 359.62640 +49.20380 270
2023-06-03 23:23:48 V 17 27 40.80 -05 02 01.6 V 270
2023-06-03 23:23:48 v 1 359.62640 +49.20380 270
2023-06-03 23:27:34 V 17 27 41.00 -05 01 50.5 V 270
2023-06-03 23:27:34 v 1 359.62640 +49.20380 270
2023-06-03 23:52:46 V 17 27 43.00 -05 00 23.8 V 270
2023-06-03 23:52:46 v 1 359.62640 +49.20380 270
2023-06-03 23:56:55 C 17 27 43.262 -05 00 11.56 V Z80
2023-06-04 00:00:40 C 17 27 43.22 -04 59 58.7 V C23
2023-06-04 00:00:55 C 17 27 43.577 -04 59 58.27 V Z80
2023-06-04 00:04:57 C 17 27 43.910 -04 59 44.27 V Z80
2023-06-04 00:14:41 C 17 27 44.32 -04 59 10.8 V C23
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)