177049 (2003 EE16)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6142041724 ± 2.07e-08
Semi-major axis (a)1.4177696235 AU ± 3.36e-09
Inclination (i)0.65230956° ± 4.73e-06
Long. of Asc. Node (Ω)127.22507331° ± 2.38e-04
Arg. of Perihelion (ω)259.49557978° ± 2.38e-04
Mean Anomaly (M)238.68979770° ± 1.04e-05
Mean Motion (n)0.5838533487°/day ± 2.08e-09
Perihelion dist (q)0.54696961 AU ± 2.94e-08
Aphelion dist (Q)2.28856964 AU ± 2.99e-08
Orbital Period1.68814016 yr ± 6.01e-09
Physical Parameters
H (abs. magnitude)19.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.461″
Uncertainty0
Orbit TypeApollo
MOID0.000137 AU
Observations Used336
Radar Obs Used2
Oppositions5
Arc Total2002-2025
First Observation Used2002-05-17
Last Observation Used2025-03-31
Observations (351)
Date Type RA Dec Mag Band Observatory
2003-03-13 15:15:27 C 11 09 40.78 +06 30 43.6 c 413
2003-03-13 15:31:19 C 11 09 39.32 +06 30 52.5 c 413
2003-03-14 16:21:30 C 11 07 28.29 +06 44 28.2 c 413
2003-03-14 16:37:22 C 11 07 26.87 +06 44 36.6 c 413
2003-03-21 19:42:01 C 10 54 03.32 +08 06 12.9 c 246
2003-03-21 19:43:35 C 10 54 03.12 +08 06 13.8 c 246
2003-03-21 19:45:11 C 10 54 03.02 +08 06 14.5 c 246
2003-03-21 19:48:35 C 10 54 02.84 +08 06 16.5 c 246
2003-03-21 19:52:32 C 10 54 02.46 +08 06 19.0 c 246
2003-03-21 19:59:23 C 10 54 02.06 +08 06 21.1 c 246
2003-03-21 20:24:31 C 10 54 00.20 +08 06 30.3 c 246
2003-03-21 20:26:40 C 10 54 00.03 +08 06 31.7 c 246
2003-03-21 20:30:00 C 10 53 59.83 +08 06 32.5 c 246
2003-03-21 20:33:45 C 10 53 59.57 +08 06 33.6 c 246
2003-03-22 22:31:56 C 10 52 12.90 +08 17 10.4 c 246
2003-03-22 22:37:22 C 10 52 12.52 +08 17 11.1 c 246
2003-03-22 22:38:53 C 10 52 12.45 +08 17 13.1 c 246
2003-03-23 04:57:22 C 10 51 47.41 +08 19 44.6 c 715
2003-03-23 05:10:16 C 10 51 46.54 +08 19 49.6 c 715
2003-03-23 05:23:10 C 10 51 45.63 +08 19 54.8 c 715
2003-03-23 06:05:18 C 10 51 42.81 +08 20 11.2 d 291
2003-03-23 06:12:29 C 10 51 42.30 +08 20 14.4 d 291
2003-03-23 06:21:04 C 10 51 41.70 +08 20 17.4 d 291
2003-03-23 20:26:22 C 10 50 46.62 +08 25 43.0 c 246
2003-03-23 20:28:09 C 10 50 46.48 +08 25 42.9 c 246
2003-03-23 20:38:33 C 10 50 45.77 +08 25 47.7 c 246
2003-03-23 20:40:02 C 10 50 45.74 +08 25 48.9 c 246
2003-03-23 20:43:11 C 10 50 45.50 +08 25 48.8 c 246
2003-03-24 11:52:20 C 10 49 47.49 +08 31 44.6 c 413
2003-03-24 12:05:34 C 10 49 46.62 +08 31 49.5 c 413
2003-03-24 20:27:33 C 10 49 15.28 +08 34 40.5 246
2003-03-24 20:29:00 C 10 49 15.21 +08 34 41.9 246
2003-03-24 20:32:43 C 10 49 14.96 +08 34 42.9 246
2003-03-24 20:36:25 C 10 49 14.72 +08 34 44.0 246
2003-03-25 02:41:23 C 10 48 52.50 +08 36 58.1 d 291
2003-03-25 02:47:10 C 10 48 52.08 +08 37 02.2 d 291
2003-03-25 02:54:28 C 10 48 51.70 +08 37 04.2 d 291
2003-03-25 04:33:35 C 10 48 45.36 +08 37 40.3 d 291
2003-03-25 04:39:37 C 10 48 44.97 +08 37 41.1 d 291
2003-03-25 04:45:16 C 10 48 44.60 +08 37 43.4 d 291
2003-03-25 13:50:00 C 10 48 11.07 +08 41 09.3 c 413
2003-03-25 14:03:14 C 10 48 10.28 +08 41 13.5 c 413
2003-03-26 03:05:29 C 10 47 24.27 +08 45 34.7 d 291
2003-03-26 03:11:25 C 10 47 23.94 +08 45 37.7 d 291
2003-03-26 03:16:54 C 10 47 23.62 +08 45 39.5 d 291
2003-03-27 00:27:03 C 10 46 09.69 +08 52 47.4 c 950
2003-03-27 00:29:05 C 10 46 09.57 +08 52 48.0 c 950
2003-03-27 00:31:07 C 10 46 09.45 +08 52 48.9 c 950
2003-03-27 00:33:08 C 10 46 09.33 +08 52 49.4 c 950
2003-03-27 23:14:46 C 10 44 53.96 +09 00 07.1 c 950
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2014-07-02 10:06:00 -21057.3895 0.05 Hz 2380 -1 -1
2014-07-02 12:00:00 96696483.11 1 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)