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
2006-01-10 10:03:54 C 10 39 38.09 -07 21 35.5 o G77
2006-01-10 10:08:50 C 10 39 39.78 -07 21 58.6 o G77
2006-01-10 10:12:20 C 10 39 40.44 -07 22 11.9 r 448
2006-01-10 10:17:00 C 10 39 41.97 -07 22 33.6 r 448
2006-01-10 10:19:18 C 10 39 43.39 -07 22 47.2 o G77
2006-01-10 10:21:39 C 10 39 43.57 -07 22 55.3 r 448
2006-01-17 12:17:02 C 12 12 28.04 -25 32 26.8 c 926
2006-01-17 12:18:04 C 12 12 28.81 -25 32 34.8 c 926
2006-01-17 12:19:04 C 12 12 29.68 -25 32 42.9 c 926
2008-12-21 08:11:09 C 04 38 16.47 +22 16 11.7 r G96
2008-12-21 08:18:34 C 04 38 15.82 +22 16 09.5 r G96
2008-12-21 08:25:36 C 04 38 15.25 +22 16 08.0 r G96
2008-12-21 08:32:54 C 04 38 14.64 +22 16 06.1 r G96
2008-12-21 08:58:37 C 04 38 12.43 +22 16 00.3 r G96
2008-12-21 09:09:18 C 04 38 11.54 +22 15 57.8 r G96
2008-12-21 09:19:55 C 04 38 10.62 +22 15 54.9 r G96
2008-12-21 09:30:31 C 04 38 09.70 +22 15 51.7 r G96
2008-12-21 20:48:00 C 04 37 13.67 +22 13 10.4 r 493
2008-12-21 20:50:47 C 04 37 13.44 +22 13 09.3 r 493
2008-12-21 20:53:36 C 04 37 13.21 +22 13 08.7 r 493
2008-12-22 04:36:42 C 04 36 34.56 +22 11 18.3 r G96
2008-12-22 04:43:35 C 04 36 33.94 +22 11 16.0 r G96
2008-12-22 04:50:21 C 04 36 33.33 +22 11 14.9 r G96
2008-12-22 04:57:17 C 04 36 32.76 +22 11 13.7 r G96
2008-12-22 05:05:49 C 04 36 32.01 +22 11 11.6 o 291
2008-12-22 05:11:36 C 04 36 31.52 +22 11 10.1 o 291
2008-12-22 05:17:25 C 04 36 31.01 +22 11 08.7 o 291
2009-01-19 03:16:47 C 03 51 43.81 +19 26 10.6 r G96
2009-01-19 03:24:05 C 03 51 43.41 +19 26 08.5 r G96
2009-01-19 03:31:25 C 03 51 43.12 +19 26 06.9 r G96
2009-01-19 03:38:49 C 03 51 42.80 +19 26 06.8 r G96
2009-07-23 07:40:08 C 00 25 42.39 +16 00 59.6 18.8 c 704
2009-07-23 08:10:26 C 00 25 36.64 +16 00 34.4 19.3 c 704
2009-07-23 08:25:31 C 00 25 33.79 +16 00 21.3 19.7 c 704
2009-07-23 08:40:35 C 00 25 30.86 +16 00 08.7 19.5 c 704
2009-07-25 08:35:59 C 00 16 38.94 +15 18 13.0 19.4 c 704
2009-07-25 09:06:38 C 00 16 33.16 +15 17 44.8 19.3 c 704
2009-07-25 09:21:59 C 00 16 30.23 +15 17 31.1 19.2 c 704
2009-07-25 09:37:39 C 00 16 27.30 +15 17 17.3 19.3 c 704
2009-08-01 23:56:36 C 23 44 10.78 +12 23 50.9 A50
2009-08-01 23:58:31 C 23 44 10.45 +12 23 48.8 A50
2009-08-02 00:00:25 C 23 44 10.13 +12 23 46.4 A50
2009-08-02 00:47:07 C 23 44 01.99 +12 23 00.1 A50
2009-08-04 22:34:59 C 23 32 24.07 +11 12 16.4 v 204
2009-08-04 22:44:55 C 23 32 22.41 +11 12 06.4 v 204
2009-08-04 22:54:52 C 23 32 20.79 +11 11 56.5 v 204
2009-08-16 09:33:59 C 22 51 36.10 +06 28 50.5 r 703
2009-08-16 09:43:24 C 22 51 34.88 +06 28 40.9 r 703
2009-08-16 09:52:46 C 22 51 33.58 +06 28 32.1 r 703
2009-08-16 10:02:10 C 22 51 32.25 +06 28 22.0 r 703
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)