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
2025-07-30 20:37:45 C 19 55 41.554 +56 40 11.64 Z C23
2025-07-30 20:38:44 B 19 55 36.36 +56 40 09.3 X L76
2025-07-30 20:38:59 C 19 55 42.077 +56 39 40.07 Z C23
2025-07-30 20:40:12 C 19 55 42.658 +56 39 10.69 Z C23
2025-07-30 20:56:14 B 19 55 47.49 +56 32 50.3 X G02
2025-07-30 21:01:01 B 19 55 49.50 +56 30 53.5 X G02
2025-07-30 21:05:40 B 19 55 51.46 +56 28 59.6 X G02
2025-07-30 21:36:23 C 19 56 06.470 +56 16 21.76 Z C23
2025-07-30 21:37:24 C 19 56 06.862 +56 15 56.12 Z C23
2025-07-30 21:38:24 C 19 56 07.282 +56 15 32.00 Z C23
2025-07-30 21:42:59 B 19 56 10.049 +56 13 35.90 W Z80
2025-07-30 22:24:10 B 19 56 27.046 +55 56 54.89 W Z80
2025-07-30 22:27:40 C 19 56 24.49 +55 55 38.4 V M32
2025-07-30 22:28:14 B 19 56 28.690 +55 55 16.50 W Z80
2025-07-30 22:28:43 C 19 56 24.90 +55 55 13.3 V M32
2025-07-30 22:29:45 C 19 56 25.31 +55 54 48.1 V M32
2025-07-30 22:30:47 C 19 56 25.73 +55 54 22.9 V M32
2025-07-30 22:31:48 C 19 56 26.15 +55 53 57.7 V M32
2025-07-30 23:12:47 C 19 56 46.680 +55 37 17.22 Z J69
2025-07-30 23:15:29 C 19 56 47.738 +55 36 11.99 Z J69
2025-07-30 23:18:10 C 19 56 48.806 +55 35 06.68 Z J69
2025-07-30 23:20:52 C 19 56 49.860 +55 34 00.59 Z J69
2025-07-31 20:33:42 B 20 04 08.46 +47 32 38.7 W 130
2025-07-31 20:37:30 B 20 04 09.37 +47 31 19.1 W 130
2025-07-31 21:43:45 B 20 04 25.577 +47 07 58.26 W Z80
2025-07-31 21:47:47 B 20 04 26.522 +47 06 34.56 W Z80
2025-07-31 21:51:49 B 20 04 27.475 +47 05 10.54 W Z80
2025-07-31 22:38:15 B 20 04 32.72 +46 49 10.3 X L76
2025-07-31 22:40:40 B 20 04 33.27 +46 48 19.9 X L76
2025-07-31 22:43:04 B 20 04 33.81 +46 47 29.6 X L76
2025-07-31 22:45:30 B 20 04 34.35 +46 46 38.9 X L76
2025-07-31 22:47:54 B 20 04 34.89 +46 45 48.6 X L76
2025-07-31 22:50:18 B 20 04 35.42 +46 44 58.4 X L76
2025-08-01 01:44:06 C 20 05 19.390 +45 46 11.53 V R17
2025-08-01 02:07:35 C 20 05 24.072 +45 38 12.19 V R17
2025-08-01 02:39:18 C 20 05 30.401 +45 27 26.21 V R17
2025-08-01 03:02:08 C 20 05 34.961 +45 19 41.95 V R17
2025-08-02 08:58:51 C 20 11 09.389 +36 22 37.96 V T05
2025-08-02 09:02:08 C 20 11 09.715 +36 21 46.12 V T05
2025-08-02 09:44:08 C 20 11 14.167 +36 10 42.49 V T05
2025-08-02 09:44:47 C 20 11 14.234 +36 10 31.98 V T05
2025-08-02 09:58:46 C 20 11 15.689 +36 06 51.84 V T05
2025-08-02 10:06:11 C 20 11 16.457 +36 04 55.02 V T05
2025-08-03 09:59:54 C 20 14 06.154 +30 23 28.54 V T05
2025-08-03 10:06:15 C 20 14 06.595 +30 22 06.60 V T05
2025-08-03 10:31:22 C 20 14 08.374 +30 16 41.66 V T05
2025-08-03 20:29:09 C 20 15 08.606 +28 12 45.94 X M26
2025-08-03 20:30:23 C 20 15 08.686 +28 12 31.28 X M26
2025-08-03 20:31:37 C 20 15 08.803 +28 12 16.85 X M26
2025-08-03 20:32:52 C 20 15 08.846 +28 12 02.09 X M26
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)