90403 (2003 YE45)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2800122222 ± 2.00e+00
Semi-major axis (a)1.2344866542 AU ± 3.00e+00
Inclination (i)19.00842812° ± 4.00e+00
Long. of Asc. Node (Ω)286.22379122° ± 5.00e+00
Arg. of Perihelion (ω)306.84312438° ± 6.00e+00
Mean Anomaly (M)268.53496177° ± 5.84e-06
Mean Motion (n)0.7185924954°/day ± 2.62e+00
Perihelion dist (q)0.88881530 AU ± 3.28e+00
Aphelion dist (Q)1.58015801 AU ± 4.57e+00
Orbital Period1.37160670 yr ± 5.00e+00
NGA Modelr2
A2-6.37938688e-06 AU/d²
Physical Parameters
H (abs. magnitude)17.77
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-29
RMS Residual0.020″
Uncertainty0
Orbit TypeApollo
MOID0.037820 AU
Observations Used2006
Gaia Obs Used41
Oppositions7
Arc Total1989-2026
First Observation Used1989-09-12
Last Observation Used2026-01-12
Observations (2593)
Date Type RA Dec Mag Band Observatory
1989-09-12 10:30:59 03 33 43.15 +52 47 32.5 c 261
1989-09-12 11:26:00 03 33 44.41 +52 48 10.1 c 261
1993-08-21 09:13:59 00 37 19.38 +51 42 05.0 c 261
1993-08-21 10:23:59 00 37 13.61 +51 43 11.1 c 261
2001-01-18 02:27:17 C 02 28 40.50 +28 13 11.5 19.8 c 704
2001-01-18 02:48:56 C 02 28 41.61 +28 12 57.4 19.8 c 704
2001-01-18 03:10:43 C 02 28 42.87 +28 12 43.5 19.9 c 704
2001-01-18 03:32:23 C 02 28 43.96 +28 12 26.5 19.7 c 704
2003-12-21 10:33:46 C 10 48 29.76 -00 14 48.7 d 703
2003-12-21 10:53:29 C 10 48 31.18 -00 15 23.3 d 703
2003-12-21 11:13:05 C 10 48 32.63 -00 15 58.7 d 703
2003-12-21 11:32:47 C 10 48 33.94 -00 16 35.9 d 703
2003-12-22 02:44:26 C 10 49 42.29 -00 44 44.0 r J95
2003-12-22 02:52:49 C 10 49 42.93 -00 45 00.7 r J95
2003-12-22 03:01:22 C 10 49 43.55 -00 45 15.4 r J95
2003-12-22 06:54:31 C 10 50 01.16 -00 52 28.2 c 785
2003-12-22 07:22:45 C 10 50 03.24 -00 53 20.4 c 785
2003-12-22 07:25:56 C 10 50 03.84 -00 53 24.3 c 854
2003-12-22 07:35:27 C 10 50 04.48 -00 53 43.5 c 854
2003-12-22 09:21:54 C 10 50 12.20 -00 57 01.0 18.4 c 704
2003-12-22 09:40:12 C 10 50 13.60 -00 57 35.4 18.5 c 704
2003-12-22 09:58:04 C 10 50 14.90 -00 58 09.0 18.8 c 704
2003-12-22 10:15:54 C 10 50 16.11 -00 58 42.8 18.2 c 704
2003-12-22 10:34:33 C 10 50 17.46 -00 59 17.2 18.8 c 704
2003-12-23 15:37:03 C 10 52 27.36 -01 54 19.9 18.9 c 608
2003-12-23 15:52:40 C 10 52 28.46 -01 54 50.1 19.1 c 608
2003-12-23 16:07:32 C 10 52 29.52 -01 55 18.9 19.3 c 608
2003-12-24 11:10:48 C 10 53 55.13 -02 32 20.0 r 649
2003-12-24 11:13:23 C 10 53 55.32 -02 32 25.1 r 649
2003-12-24 11:15:56 C 10 53 55.50 -02 32 29.9 r 649
2003-12-25 03:21:50 C 10 55 07.94 -03 04 13.2 r 170
2003-12-25 03:24:04 C 10 55 08.10 -03 04 17.8 r 170
2003-12-25 03:25:45 C 10 55 08.22 -03 04 21.3 r 170
2003-12-25 03:28:33 C 10 55 08.42 -03 04 26.9 r 170
2003-12-25 17:54:35 C 10 56 13.122 -03 32 58.97 r 413
2003-12-25 18:00:38 C 10 56 13.550 -03 33 11.12 r 413
2003-12-29 10:11:44 C 11 02 49.66 -06 38 00.5 r H36
2003-12-29 10:21:23 C 11 02 50.30 -06 38 22.0 r H36
2003-12-29 10:29:57 C 11 02 50.91 -06 38 39.3 r H36
2003-12-30 16:54:09 C 11 05 08.370 -07 45 28.47 r 413
2003-12-30 16:56:29 C 11 05 08.544 -07 45 33.91 r 413
2003-12-31 07:33:11 C 11 06 14.89 -08 18 46.5 r 649
2003-12-31 07:35:45 C 11 06 15.08 -08 18 52.3 r 649
2003-12-31 07:38:19 C 11 06 15.26 -08 18 58.2 r 649
2003-12-31 07:40:52 C 11 06 15.47 -08 19 03.7 r 649
2003-12-31 07:43:25 C 11 06 15.65 -08 19 09.6 r 649
2003-12-31 07:45:59 C 11 06 15.82 -08 19 15.8 r 649
2004-01-01 16:12:20 C 11 08 42.92 -09 33 35.7 r E14
2004-01-01 16:59:28 C 11 08 46.34 -09 35 25.7 r E14
2004-01-01 17:38:55 C 11 08 49.18 -09 36 58.3 r E14
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2008-07-06 18:42:00 64840555.9 2 us 2380 -1 -1
2008-07-06 18:42:00 155533.9869 0.1 Hz 2380 -1 -1
2008-07-16 07:10:00 -338933.412 0.1 Hz 8560 -14 -14
2019-07-07 10:40:00 143992842.97 2 us 2380 -1 -1
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)