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
2025-08-03 20:35:57 C 20 15 09.074 +28 11 25.76 X M26
2025-08-03 21:35:40 B 20 15 13.190 +27 59 43.30 V 160
2025-08-03 21:39:35 B 20 15 13.447 +27 58 57.29 V 160
2025-08-03 21:43:31 B 20 15 13.714 +27 58 11.35 V 160
2025-08-04 03:06:49 B 20 15 40.52 +26 57 21.0 Z X33
2025-08-04 03:09:23 B 20 15 40.67 +26 56 52.1 Z X33
2025-08-04 03:11:56 B 20 15 40.82 +26 56 23.5 Z X33
2025-08-04 20:49:10 B 20 17 01.21 +23 50 03.4 X G02
2025-08-04 20:53:38 B 20 17 01.45 +23 49 19.8 X G02
2025-08-04 20:57:55 B 20 17 01.67 +23 48 37.9 X G02
2025-08-04 21:24:02 B 20 17 03.689 +23 44 29.80 V 160
2025-08-04 21:28:03 B 20 17 03.883 +23 43 50.59 V 160
2025-08-04 21:31:54 B 20 17 04.080 +23 43 13.26 V 160
2025-08-05 09:58:54 C 20 17 50.494 +21 48 07.52 V T08
2025-08-05 10:16:07 C 20 17 51.178 +21 45 34.92 V T08
2025-08-05 11:06:04 C 20 17 53.086 +21 38 13.45 V T08
2025-08-05 16:50:47 B 20 18 18.434 +20 48 38.81 W M73
2025-08-05 16:55:20 B 20 18 18.634 +20 48 00.76 W M73
2025-08-05 16:59:31 B 20 18 18.794 +20 47 26.12 W M73
2025-08-05 17:04:07 B 20 18 18.977 +20 46 47.60 W M73
2025-08-05 20:10:45 C 20 18 27.893 +20 20 34.80 V L54
2025-08-05 20:29:54 C 20 18 29.424 +20 17 47.94 Z C23
2025-08-05 20:31:03 C 20 18 29.455 +20 17 39.37 Z C23
2025-08-05 20:32:11 C 20 18 29.513 +20 17 30.19 Z C23
2025-08-05 21:27:14 B 20 18 31.699 +20 10 11.60 V 160
2025-08-05 21:33:08 B 20 18 31.925 +20 09 23.94 V 160
2025-08-05 21:33:59 C 20 18 32.119 +20 09 07.85 Z C23
2025-08-05 21:35:09 C 20 18 32.182 +20 08 58.78 Z C23
2025-08-05 21:36:52 C 20 18 32.237 +20 08 44.99 Z C23
2025-08-05 22:11:59 C 20 18 32.630 +20 04 08.15 V L54
2025-08-05 22:18:40 C 20 18 33.86 +20 03 09.3 q D48
2025-08-05 22:29:45 C 20 18 34.30 +20 01 39.9 q D48
2025-08-05 22:47:13 C 20 18 34.98 +19 59 19.1 q D48
2025-08-06 00:17:32 C 20 18 37.582 +19 47 15.14 V L54
2025-08-06 10:05:00 C 20 19 09.612 +18 32 31.38 V T05
2025-08-06 10:12:53 C 20 19 09.845 +18 31 32.70 V T05
2025-08-06 10:57:29 C 20 19 11.196 +18 26 02.00 V T05
2025-08-06 21:18:46 B 20 19 42.59 +17 11 48.1 X G02
2025-08-06 21:23:36 B 20 19 42.74 +17 11 14.9 X G02
2025-08-06 21:28:14 B 20 19 42.88 +17 10 43.2 X G02
2025-08-06 22:01:28 B 20 19 44.215 +17 06 54.45 W G34
2025-08-06 22:04:19 B 20 19 44.282 +17 06 34.96 W G34
2025-08-06 22:07:11 B 20 19 44.382 +17 06 15.54 W G34
2025-08-06 23:32:33 B 20 19 48.926 +16 56 59.28 X J51
2025-08-06 23:45:43 B 20 19 49.270 +16 55 30.29 X J51
2025-08-06 23:58:56 B 20 19 49.618 +16 54 01.55 X J51
2025-08-07 10:08:46 C 20 20 14.923 +15 47 59.03 V T05
2025-08-07 10:13:29 C 20 20 15.048 +15 47 29.44 V T05
2025-08-07 11:27:25 C 20 20 16.807 +15 39 45.04 V T05
2025-08-07 19:19:01 B 20 20 39.41 +14 51 28.5 X G02
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)