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
2023-06-09 00:08:29 B 17 54 18.40 +11 14 00.9 V L65
2023-06-09 05:21:22 V 17 57 23.07 +12 57 43.9 V 270
2023-06-09 05:21:22 v 1 237.65404 +37.93971 270
2023-06-09 05:25:44 V 17 57 25.52 +12 59 15.0 V 270
2023-06-09 05:25:44 v 1 237.65404 +37.93971 270
2023-06-09 05:43:47 V 17 57 35.80 +13 05 37.9 V 270
2023-06-09 05:43:47 v 1 237.65404 +37.93971 270
2023-06-09 05:50:28 V 17 57 39.66 +13 08 01.2 V 270
2023-06-09 05:50:28 v 1 237.65404 +37.93971 270
2023-06-09 14:39:25 V 18 03 33.16 +16 33 44.3 V 270
2023-06-09 14:39:25 v 1 134.17905 +34.51203 270
2023-06-09 15:11:24 V 18 03 55.78 +16 47 32.3 V 270
2023-06-09 15:11:24 v 1 134.17905 +34.51203 270
2023-06-09 15:35:26 V 18 04 12.93 +16 58 00.3 V 270
2023-06-09 15:35:26 v 1 134.17905 +34.51203 270
2023-06-09 15:59:10 V 18 04 30.09 +17 08 26.2 V 270
2023-06-09 15:59:10 v 1 134.17905 +34.51203 270
2023-06-09 21:23:06 C 18 09 13.973 +19 39 06.37 q K40
2023-06-09 21:26:11 C 18 09 16.694 +19 40 38.96 q K40
2023-06-09 21:37:22 C 18 09 26.592 +19 46 15.96 q K40
2023-06-09 21:42:23 C 18 09 31.27 +19 48 36.7 V C23
2023-06-09 21:52:39 C 18 09 40.46 +19 53 48.8 V C23
2023-06-09 22:00:20 V 18 09 48.01 +19 57 39.6 V 270
2023-06-09 22:00:20 v 1 000.27337 +51.19647 270
2023-06-09 22:02:41 C 18 09 49.48 +19 58 54.1 V C23
2023-06-09 22:11:35 C 18 09 54.084 +20 04 01.27 V 073
2023-06-09 22:12:28 C 18 09 58.28 +20 03 53.1 V C23
2023-06-09 22:13:34 C 18 09 58.81 +20 04 27.0 V G33
2023-06-09 22:15:15 C 18 10 00.33 +20 05 18.6 V G33
2023-06-09 22:16:56 C 18 10 01.85 +20 06 10.1 V G33
2023-06-09 22:18:37 C 18 10 03.37 +20 07 01.8 V G33
2023-06-09 22:19:44 C 18 10 01.322 +20 08 10.79 V 073
2023-06-09 22:20:18 C 18 10 04.89 +20 07 53.4 V G33
2023-06-09 22:21:59 C 18 10 06.41 +20 08 45.2 V G33
2023-06-09 22:22:44 C 18 10 07.58 +20 09 08.4 V C23
2023-06-09 22:22:46 V 18 10 08.34 +20 09 05.1 V 270
2023-06-09 22:22:46 v 1 000.27337 +51.19647 270
2023-06-09 22:26:56 C 18 10 07.781 +20 11 53.41 V 073
2023-06-09 22:27:48 V 18 10 12.90 +20 11 40.4 V 270
2023-06-09 22:27:48 v 1 000.27337 +51.19647 270
2023-06-09 22:32:02 C 18 10 16.01 +20 13 54.6 V C23
2023-06-09 22:42:11 V 18 10 26.07 +20 19 06.0 V 270
2023-06-09 22:42:11 v 1 000.27337 +51.19647 270
2023-06-09 22:52:05 C 18 10 34.32 +20 24 15.2 V C23
2023-06-09 23:36:08 B 18 11 14.194 +20 47 07.51 V L65
2023-06-09 23:40:24 B 18 11 18.204 +20 49 22.69 V L65
2023-06-09 23:44:40 B 18 11 22.226 +20 51 38.05 V L65
2023-06-09 23:52:13 C 18 11 30.16 +20 55 44.1 V C23
2023-06-10 00:30:21 C 18 12 06.37 +21 16 02.9 V C23
2023-06-10 00:43:04 C 18 12 18.60 +21 22 52.7 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)