143404 (2003 BD44)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6077342662 ± 5.97e-09
Semi-major axis (a)1.9673954890 AU ± 8.99e-10
Inclination (i)2.66379044° ± 1.03e-06
Long. of Asc. Node (Ω)181.16269684° ± 8.92e-06
Arg. of Perihelion (ω)89.39540317° ± 9.00e-06
Mean Anomaly (M)25.11462466° ± 8.46e-07
Mean Motion (n)0.3571698318°/day ± 2.45e-10
Perihelion dist (q)0.77174184 AU ± 1.17e-08
Aphelion dist (Q)3.16304914 AU ± 1.18e-08
Orbital Period2.75954517 yr ± 1.89e-09
Physical Parameters
H (abs. magnitude)16.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.161″
Uncertainty0
Orbit TypeApollo
MOID0.017661 AU
Observations Used1365
Radar Obs Used3
Gaia Obs Used56
Oppositions23
Arc Total1981-2025
First Observation Used1981-02-28
Last Observation Used2025-12-06
Observations (1504)
Date Type RA Dec Mag Band Observatory
2017-03-29 21:12:27 C 11 38 30.94 +04 09 43.5 q K73
2017-03-29 21:15:29 C 11 38 30.53 +04 09 48.5 q K73
2017-03-29 21:18:31 C 11 38 30.14 +04 09 53.6 q K73
2017-03-29 21:21:35 C 11 38 29.72 +04 09 58.6 q K73
2017-03-29 21:24:36 C 11 38 29.33 +04 10 03.7 q K73
2017-03-29 21:29:04 C 11 38 28.73 +04 10 11.0 q K73
2017-03-29 21:32:05 C 11 38 28.32 +04 10 16.1 q K73
2017-03-29 21:35:09 C 11 38 27.90 +04 10 21.3 q K73
2017-03-29 21:38:11 C 11 38 27.51 +04 10 26.2 q K73
2017-03-29 21:41:13 C 11 38 27.10 +04 10 31.1 q K73
2017-03-29 21:44:16 C 11 38 26.69 +04 10 36.4 q K73
2017-03-29 21:47:19 C 11 38 26.29 +04 10 41.4 q K73
2017-03-29 21:50:22 C 11 38 25.88 +04 10 46.2 q K73
2017-03-29 21:53:23 C 11 38 25.48 +04 10 51.4 q K73
2017-03-29 21:56:33 C 11 38 25.06 +04 10 56.6 q K73
2017-03-30 10:34:20 C 11 36 49.02 +04 32 41.6 L T08
2017-03-30 10:55:36 C 11 36 46.00 +04 33 18.5 L T08
2017-03-30 11:16:53 C 11 36 42.99 +04 33 55.5 L T08
2017-03-30 11:38:53 C 11 36 39.89 +04 34 33.7 L T08
2017-03-30 19:50:07 C 11 35 38.88 +04 48 48.2 q K73
2017-03-30 19:53:13 C 11 35 38.41 +04 48 53.8 q K73
2017-03-30 19:56:21 C 11 35 37.98 +04 48 59.5 q K73
2017-03-30 19:59:28 C 11 35 37.55 +04 49 05.2 q K73
2017-03-30 20:02:36 C 11 35 37.09 +04 49 10.9 q K73
2017-03-30 20:05:45 C 11 35 36.64 +04 49 16.6 q K73
2017-03-30 20:08:52 C 11 35 36.20 +04 49 22.0 q K73
2017-03-30 20:11:55 C 11 35 35.75 +04 49 27.8 q K73
2017-03-30 20:15:06 C 11 35 35.31 +04 49 33.4 q K73
2017-03-30 20:18:46 C 11 35 34.77 +04 49 40.1 q K73
2017-03-30 20:21:53 C 11 35 34.32 +04 49 45.6 q K73
2017-03-30 20:25:01 C 11 35 33.87 +04 49 51.6 q K73
2017-03-30 21:23:50 C 11 35 25.39 +04 51 31.1 U G34
2017-03-30 21:28:04 C 11 35 24.79 +04 51 38.7 U G34
2017-03-30 21:32:19 C 11 35 24.18 +04 51 46.4 U G34
2017-03-30 21:36:33 C 11 35 23.57 +04 51 54.1 U G34
2017-03-30 22:13:48 C 11 35 18.33 +04 53 07.1 q 160
2017-03-30 22:15:35 C 11 35 18.06 +04 53 10.2 q 160
2017-03-30 22:17:23 C 11 35 17.80 +04 53 13.6 q 160
2017-03-31 00:27:56 C 11 34 58.63 +04 57 09.3 u 118
2017-03-31 00:36:33 C 11 34 57.39 +04 57 25.0 u 118
2017-03-31 01:00:18 C 11 34 54.00 +04 58 08.5 u 118
2017-03-31 19:45:33 C 11 32 19.58 +05 33 53.3 o 107
2017-03-31 19:51:24 C 11 32 18.67 +05 34 04.8 o 107
2017-03-31 19:57:56 C 11 32 17.67 +05 34 17.9 o 107
2017-03-31 20:09:38 C 11 32 15.83 +05 34 41.1 o 107
2017-03-31 20:37:14 C 11 32 11.36 +05 35 39.1 q K73
2017-03-31 20:53:57 C 11 32 08.72 +05 36 12.3 q K73
2017-03-31 20:57:01 C 11 32 08.24 +05 36 18.5 q K73
2017-03-31 21:00:04 C 11 32 07.77 +05 36 24.4 q K73
2017-03-31 21:03:14 C 11 32 07.25 +05 36 30.9 q K73
Radar Observations (3)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-04-14 00:06:00 67010614.67 1 us 2380 -1 -1
2017-04-16 04:00:00 59008729.31 1.5 us 8560 -14 -14
2017-04-17 02:00:00 56937351.73 1.5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)