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
2025-01-08 18:13:40 C 08 55 40.83 +13 38 37.9 V D29
2025-01-08 18:34:02 C 08 55 39.82 +13 38 40.9 V D29
2025-01-08 18:54:24 C 08 55 38.88 +13 38 45.0 V D29
2025-01-19 09:36:56 C 08 42 22.662 +14 27 38.77 V G96
2025-01-19 09:44:20 C 08 42 22.216 +14 27 40.07 V G96
2025-01-19 09:51:45 C 08 42 21.762 +14 27 41.47 V G96
2025-01-19 09:59:10 C 08 42 21.341 +14 27 43.09 V G96
2025-01-19 12:12:08 C 08 42 13.706 +14 28 13.31 X F51
2025-01-19 12:29:56 C 08 42 12.624 +14 28 17.20 X F51
2025-01-19 12:47:44 C 08 42 11.573 +14 28 20.90 X F51
2025-01-22 08:45:14 C 08 38 10.392 +14 43 25.90 X F51
2025-01-22 09:04:14 C 08 38 09.217 +14 43 30.24 X F51
2025-01-22 09:42:41 C 08 38 06.835 +14 43 39.03 X F51
2025-01-26 07:16:14 C 08 32 19.691 +15 05 22.27 V G96
2025-01-26 07:23:38 C 08 32 19.212 +15 05 24.32 V G96
2025-01-26 07:31:00 C 08 32 18.726 +15 05 26.20 V G96
2025-01-26 07:38:22 C 08 32 18.244 +15 05 27.78 V G96
2025-01-27 06:32:01 C 08 30 51.419 +15 10 54.84 V G96
2025-01-27 06:38:51 C 08 30 50.965 +15 10 56.68 V G96
2025-01-27 06:45:42 C 08 30 50.508 +15 10 58.12 V G96
2025-01-27 06:52:35 C 08 30 50.062 +15 10 59.77 V G96
2025-01-29 04:23:39 B 08 27 55.40 +15 21 57.2 Z W45
2025-01-29 04:44:30 B 08 27 54.06 +15 22 02.4 Z W45
2025-01-29 05:04:45 B 08 27 52.72 +15 22 06.4 Z W45
2025-02-03 02:33:59 C 08 20 15.972 +15 50 46.32 V G96
2025-02-03 02:40:36 C 08 20 15.536 +15 50 47.98 V G96
2025-02-03 02:47:09 C 08 20 15.083 +15 50 49.42 V G96
2025-02-03 02:53:43 C 08 20 14.669 +15 50 51.18 V G96
2025-02-05 04:55:08 C 08 16 59.509 +16 03 05.15 V G96
2025-02-05 05:03:13 C 08 16 58.976 +16 03 07.16 V G96
2025-02-05 05:11:18 C 08 16 58.451 +16 03 09.14 V G96
2025-02-05 05:19:23 C 08 16 57.900 +16 03 10.87 V G96
2025-02-18 05:45:23 C 07 57 43.333 +17 15 53.69 X F51
2025-02-18 06:19:09 C 07 57 41.386 +17 16 01.17 X F51
2025-02-18 06:25:10 C 07 57 40.716 +17 16 01.63 V G96
2025-02-18 06:32:36 C 07 57 40.320 +17 16 02.82 V G96
2025-02-18 06:36:10 C 07 57 40.398 +17 16 04.99 X F51
2025-02-18 06:40:02 C 07 57 39.874 +17 16 04.51 V G96
2025-02-18 06:47:27 C 07 57 39.442 +17 16 05.99 V G96
2025-03-01 04:07:18 C 07 44 41.039 +18 07 25.14 V G96
2025-03-01 04:15:21 C 07 44 40.708 +18 07 26.65 V G96
2025-03-01 04:23:25 C 07 44 40.366 +18 07 27.91 V G96
2025-03-01 04:31:31 C 07 44 40.045 +18 07 29.42 V G96
2025-03-22 04:20:09 C 07 32 17.920 +19 13 41.81 V V00
2025-03-22 04:28:15 C 07 32 17.855 +19 13 42.49 V V00
2025-03-22 04:36:20 C 07 32 17.783 +19 13 43.18 V V00
2025-03-22 04:44:26 C 07 32 17.722 +19 13 43.90 V V00
2025-11-12 05:21:54 C 20 11 27.058 -19 38 01.32 V T08
2025-11-12 05:25:51 C 20 11 27.919 -19 37 58.51 V T08
2025-11-12 05:37:44 C 20 11 30.631 -19 37 50.48 V T08
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)