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
2023-02-11 16:02:44 V 10 24 39.94 -15 02 28.4 V 270
2023-02-11 16:02:44 v 1 134.17921 +34.51203 270
2023-02-11 16:28:21 V 10 24 37.00 -15 08 05.0 V 270
2023-02-11 16:28:21 v 1 134.17921 +34.51203 270
2023-02-11 16:56:03 V 10 24 33.81 -15 14 11.2 V 270
2023-02-11 16:56:03 v 1 134.17921 +34.51203 270
2023-02-11 17:23:31 V 10 24 30.71 -15 20 16.8 V 270
2023-02-11 17:23:31 v 1 134.17921 +34.51203 270
2023-02-11 19:58:28 C 10 24 23.68 -15 55 39.8 V C40
2023-02-11 20:04:44 C 10 24 22.99 -15 57 07.6 V C40
2023-02-11 20:10:54 C 10 24 22.31 -15 58 34.2 V C40
2023-02-11 20:36:50 C 10 24 19.40 -16 04 38.8 V C40
2023-02-11 20:43:04 C 10 24 18.69 -16 06 06.9 V C40
2023-02-11 20:49:12 C 10 24 17.99 -16 07 33.6 V C40
2023-02-11 21:02:51 C 10 24 16.42 -16 10 47.1 V C40
2023-02-11 21:09:00 C 10 24 15.71 -16 12 14.2 V C40
2023-02-11 21:15:20 C 10 24 14.98 -16 13 44.3 V C40
2023-02-11 21:23:07 C 10 24 14.06 -16 15 35.4 V C40
2023-02-11 21:29:21 C 10 24 13.32 -16 17 04.3 V C40
2023-02-11 21:35:29 C 10 24 12.60 -16 18 32.2 V C40
2023-02-11 21:52:32 C 10 24 10.60 -16 22 36.1 V C40
2023-02-11 21:59:04 C 10 24 09.81 -16 24 10.0 V C40
2023-02-11 22:05:31 C 10 24 09.04 -16 25 42.8 V C40
2023-02-12 02:09:18 C 10 23 51.92 -17 24 26.9 q X33
2023-02-12 02:11:48 C 10 23 51.60 -17 25 04.2 q X33
2023-02-12 02:14:15 C 10 23 51.27 -17 25 41.2 q X33
2023-02-12 06:24:07 C 10 23 17.537 -18 31 01.34 V W68
2023-02-12 06:29:18 C 10 23 16.788 -18 32 26.52 V W68
2023-02-12 06:39:04 C 10 23 15.374 -18 35 06.86 V W68
2023-02-12 07:21:45 C 10 23 09.187 -18 46 53.18 V W68
2023-02-12 20:32:48 C 10 21 40.730 -22 54 00.50 X L87
2023-02-12 20:41:38 C 10 21 39.149 -22 57 07.70 X L87
2023-02-12 20:50:28 C 10 21 37.586 -23 00 15.48 X L87
2023-02-15 01:20:38 C 10 01 53.05 -54 14 00.5 834
2023-02-15 01:59:45 C 10 01 11.57 -54 50 04.5 834
2023-02-15 17:41:56 C 09 30 50.553 -70 28 02.39 V Q62
2023-02-15 17:48:35 C 09 30 26.229 -70 34 53.84 V Q62
2023-02-15 17:55:10 C 09 30 01.814 -70 41 41.62 V Q62
2023-02-15 18:01:47 C 09 29 37.019 -70 48 30.62 V Q62
2023-02-15 18:09:52 C 09 29 06.403 -70 56 52.29 V Q62
2023-10-20 11:31:33 C 04 27 14.410 +27 07 54.12 X F52
2023-10-20 11:46:28 C 04 27 13.521 +27 07 53.19 X F52
2023-10-20 12:01:28 C 04 27 12.631 +27 07 52.13 X F52
2023-11-16 11:52:26 C 03 40 30.648 +25 16 43.04 X F51
2023-11-16 12:09:28 C 03 40 29.236 +25 16 38.42 X F51
2023-11-16 12:44:40 C 03 40 26.505 +25 16 28.84 X F51
2023-11-18 07:52:52 C 03 37 07.675 +25 04 38.42 X F52
2023-11-18 08:11:43 C 03 37 06.196 +25 04 33.16 X F52
2023-11-18 08:30:28 C 03 37 04.725 +25 04 28.10 X F52
2023-11-18 08:49:13 C 03 37 03.273 +25 04 23.01 X F52
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)