199145 (2005 YY128)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7322775272 ± 1.24e-08
Semi-major axis (a)1.6485881615 AU ± 1.31e-09
Inclination (i)3.77162542° ± 2.52e-06
Long. of Asc. Node (Ω)299.94999961° ± 1.74e-05
Arg. of Perihelion (ω)315.18918991° ± 1.74e-05
Mean Anomaly (M)87.70432476° ± 7.33e-07
Mean Motion (n)0.4656332779°/day ± 5.56e-10
Perihelion dist (q)0.44136410 AU ± 2.04e-08
Aphelion dist (Q)2.85581222 AU ± 2.06e-08
Orbital Period2.11674365 yr ± 2.53e-09
Physical Parameters
H (abs. magnitude)18.30
G (slope)0.15
Alternative Designations

1970 BD

Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.287″
Uncertainty0
Orbit TypeApollo
MOID0.029659 AU
Observations Used587
Radar Obs Used3
Oppositions28
Arc Total1970-2025
First Observation Used1970-01-31
Last Observation Used2025-11-17
Observations (638)
Date Type RA Dec Mag Band Observatory
2023-02-05 12:28:55 V 10 29 27.63 -00 07 53.5 V 270
2023-02-05 12:28:55 v 1 151.65999 -32.96844 270
2023-02-08 02:42:05 C 10 28 26.52 -03 52 31.2 V C23
2023-02-08 02:46:42 C 10 28 26.37 -03 52 52.8 V C23
2023-02-08 02:51:54 C 10 28 26.19 -03 53 16.9 V C23
2023-02-08 21:13:44 C 10 28 01.96 -05 27 20.1 V C23
2023-02-08 21:17:47 C 10 28 01.80 -05 27 43.0 V C23
2023-02-08 21:21:14 C 10 28 01.68 -05 28 02.6 V C23
2023-02-08 21:24:08 C 10 28 01.55 -05 28 18.6 V C23
2023-02-08 23:34:42 C 10 27 55.82 -05 40 45.5 V L65
2023-02-09 00:03:58 C 10 27 54.52 -05 43 34.9 V L65
2023-02-09 00:29:50 C 10 27 53.35 -05 46 04.9 V L65
2023-02-10 00:00:37 C 10 27 01.747 -08 20 26.09 V M22
2023-02-10 00:05:49 C 10 27 01.397 -08 21 05.54 V M22
2023-02-10 00:16:14 C 10 27 00.703 -08 22 24.78 V M22
2023-02-10 00:30:32 C 10 26 59.753 -08 24 13.68 V M22
2023-02-10 01:15:28 V 10 26 57.93 -08 31 54.4 V 270
2023-02-10 01:15:28 v 1 011.16225 +45.34069 270
2023-02-10 01:28:10 V 10 26 57.10 -08 33 31.9 V 270
2023-02-10 01:28:10 v 1 011.16225 +45.34069 270
2023-02-10 01:41:40 V 10 26 56.20 -08 35 17.8 V 270
2023-02-10 01:41:40 v 1 011.16225 +45.34069 270
2023-02-10 01:54:31 V 10 26 55.38 -08 36 56.7 V 270
2023-02-10 01:54:31 v 1 011.16225 +45.34069 270
2023-02-10 02:22:15 C 10 27 00.34 -08 39 20.3 q X33
2023-02-10 02:25:03 C 10 27 00.09 -08 39 44.3 q X33
2023-02-10 02:27:14 C 10 26 59.95 -08 40 02.9 q X33
2023-02-10 11:47:13 V 10 26 33.61 -09 56 34.5 V 270
2023-02-10 11:47:13 v 1 151.66003 -32.96845 270
2023-02-10 12:01:00 V 10 26 32.68 -09 58 35.9 V 270
2023-02-10 12:01:00 v 1 151.66003 -32.96845 270
2023-02-10 12:13:35 V 10 26 31.79 -10 00 28.1 V 270
2023-02-10 12:13:35 v 1 151.66003 -32.96845 270
2023-02-10 12:25:38 V 10 26 30.95 -10 02 15.7 V 270
2023-02-10 12:25:38 v 1 151.66003 -32.96845 270
2023-02-10 23:22:50 C 10 25 51.449 -11 47 12.41 X L87
2023-02-10 23:31:41 C 10 25 50.654 -11 48 43.63 X L87
2023-02-10 23:40:31 C 10 25 49.853 -11 50 14.78 X L87
2023-02-11 06:18:47 C 10 25 22.447 -13 01 46.27 V W68
2023-02-11 06:23:20 C 10 25 21.994 -13 02 37.82 V W68
2023-02-11 06:31:07 C 10 25 21.223 -13 04 06.06 V W68
2023-02-11 06:40:11 V 10 25 23.46 -13 07 53.1 V 270
2023-02-11 06:40:11 v 1 262.42037 +35.57419 270
2023-02-11 06:45:25 C 10 25 19.807 -13 06 48.53 V W68
2023-02-11 06:53:29 V 10 25 22.17 -13 10 25.1 V 270
2023-02-11 06:53:29 v 1 262.42037 +35.57419 270
2023-02-11 07:06:31 V 10 25 20.88 -13 12 54.8 V 270
2023-02-11 07:06:31 v 1 262.42037 +35.57419 270
2023-02-11 07:19:33 V 10 25 19.60 -13 15 24.5 V 270
2023-02-11 07:19:33 v 1 262.42037 +35.57419 270
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2023-02-11 05:50:00 74687844.39 10 us 8560 -14 -14
2023-02-11 06:30:00 74322568.21 2 us 8560 -14 -14
2023-02-12 06:40:00 61525952.48 1.5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)