613291 (2005 YX128)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7328435445 ± 3.20e-09
Semi-major axis (a)2.1776620268 AU ± 8.83e-10
Inclination (i)4.63031527° ± 1.66e-06
Long. of Asc. Node (Ω)257.79498740° ± 2.23e-05
Arg. of Perihelion (ω)318.47070053° ± 2.22e-05
Mean Anomaly (M)49.63342207° ± 3.00e-07
Mean Motion (n)0.3067090275°/day ± 1.87e-10
Perihelion dist (q)0.58177647 AU ± 6.97e-09
Aphelion dist (Q)3.77354759 AU ± 7.13e-09
Orbital Period3.21355485 yr ± 1.95e-09
Physical Parameters
H (abs. magnitude)18.99
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.233″
Uncertainty0
Orbit TypeApollo
MOID0.061143 AU
Observations Used574
Radar Obs Used1
Oppositions14
Arc Total2005-2025
First Observation Used2005-12-30
Last Observation Used2025-10-15
Observations (635)
Date Type RA Dec Mag Band Observatory
2025-08-10 21:19:43 C 20 22 59.13 +08 59 12.8 X D04
2025-08-10 21:30:38 C 20 22 59.22 +08 58 32.1 X D04
2025-08-10 21:36:05 C 20 22 59.33 +08 58 11.5 X D04
2025-08-10 21:38:49 C 20 22 59.37 +08 58 00.6 X D04
2025-08-10 21:44:16 C 20 22 59.46 +08 57 40.1 X D04
2025-08-10 21:52:01 C 20 22 59.68 +08 57 10.0 X C40
2025-08-10 21:54:26 C 20 22 59.72 +08 57 00.9 X C40
2025-08-10 21:56:51 C 20 22 59.76 +08 56 51.6 X C40
2025-08-10 21:59:16 C 20 22 59.81 +08 56 42.6 X C40
2025-08-10 22:01:36 C 20 23 01.219 +08 56 29.47 Z C23
2025-08-10 22:01:40 C 20 22 59.86 +08 56 33.1 X C40
2025-08-10 22:04:04 C 20 22 59.89 +08 56 24.1 X C40
2025-08-10 22:05:07 C 20 23 01.229 +08 56 15.79 Z C23
2025-08-10 22:06:29 C 20 22 59.90 +08 56 15.0 X C40
2025-08-10 22:08:53 C 20 22 59.97 +08 56 05.7 X C40
2025-08-10 22:11:11 C 20 23 00.00 +08 55 57.0 X C40
2025-08-10 22:13:23 C 20 23 00.04 +08 55 48.7 X C40
2025-08-10 22:15:36 C 20 23 00.08 +08 55 40.1 X C40
2025-08-10 22:17:48 C 20 23 00.12 +08 55 31.7 X C40
2025-08-10 22:33:46 C 20 23 01.730 +08 54 27.40 Z C23
2025-08-10 22:35:30 C 20 23 01.738 +08 54 21.24 Z C23
2025-08-10 22:37:13 C 20 23 01.766 +08 54 14.44 Z C23
2025-08-11 20:20:53 C 20 23 36.074 +07 36 19.30 Z C23
2025-08-11 20:22:31 C 20 23 36.024 +07 36 14.40 Z C23
2025-08-11 20:24:11 C 20 23 36.101 +07 36 07.92 Z C23
2025-08-11 21:03:23 B 20 23 36.34 +07 33 57.1 X G02
2025-08-11 21:09:25 B 20 23 36.44 +07 33 36.5 X G02
2025-08-11 21:15:10 B 20 23 36.52 +07 33 17.5 X G02
2025-08-11 21:41:48 C 20 23 37.300 +07 31 46.19 V G33
2025-08-11 21:45:10 C 20 23 37.354 +07 31 34.99 V G33
2025-08-11 21:48:32 C 20 23 37.420 +07 31 23.52 V G33
2025-08-11 21:55:03 C 20 23 37.608 +07 31 01.92 Z C23
2025-08-11 21:56:18 C 20 23 37.634 +07 30 57.78 Z C23
2025-08-11 21:58:21 C 20 23 37.637 +07 30 51.05 Z C23
2025-08-11 23:44:40 B 20 23 39.058 +07 24 55.03 W G34
2025-08-11 23:47:01 B 20 23 39.086 +07 24 47.21 W G34
2025-08-11 23:49:22 B 20 23 39.133 +07 24 39.48 W G34
2025-08-11 23:51:42 B 20 23 39.175 +07 24 31.35 W G34
2025-08-12 11:27:40 C 20 23 55.128 +06 47 20.22 V T05
2025-08-12 11:39:35 C 20 23 55.284 +06 46 42.74 V T05
2025-08-12 11:51:31 C 20 23 55.450 +06 46 05.38 V T05
2025-08-12 12:03:27 C 20 23 55.603 +06 45 27.61 V T05
2025-08-12 20:25:42 C 20 24 09.977 +06 19 25.39 Z C23
2025-08-12 20:27:27 C 20 24 09.989 +06 19 19.85 Z C23
2025-08-12 20:29:11 C 20 24 10.030 +06 19 14.41 Z C23
2025-08-12 20:31:30 C 20 24 10.006 +06 19 06.78 Z C23
2025-08-12 22:04:03 B 20 24 10.30 +06 14 32.9 X L76
2025-08-12 22:09:51 B 20 24 10.39 +06 14 15.4 X L76
2025-08-12 22:15:40 B 20 24 10.48 +06 13 57.9 X L76
2025-08-12 22:21:29 B 20 24 10.57 +06 13 40.6 X L76
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2025-07-26 14:10:00 520662.2 0.4 Hz 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)