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
2003-03-27 23:16:47 C 10 44 53.84 +09 00 07.8 c 950
2003-03-27 23:18:49 C 10 44 53.75 +09 00 08.4 c 950
2003-03-27 23:20:54 C 10 44 53.61 +09 00 09.0 c 950
2003-03-28 03:48:35 C 10 44 39.44 +09 01 31.2 d 291
2003-03-28 03:54:14 C 10 44 39.16 +09 01 33.3 d 291
2003-03-28 03:59:40 C 10 44 38.70 +09 01 36.3 d 291
2003-03-28 06:03:55 C 10 44 31.81 +09 02 15.2 d 291
2003-03-28 06:09:41 C 10 44 31.54 +09 02 15.5 d 291
2003-03-28 06:15:40 C 10 44 31.07 +09 02 17.7 d 291
2003-03-29 02:54:10 C 10 43 26.54 +09 08 31.9 d 291
2003-03-29 03:00:27 C 10 43 26.32 +09 08 32.8 d 291
2003-03-29 03:06:14 C 10 43 25.90 +09 08 34.8 d 291
2003-03-30 02:55:21 C 10 42 14.26 +09 15 25.6 d 291
2003-03-30 03:22:13 C 10 42 12.97 +09 15 31.9 d 291
2003-03-30 03:29:07 C 10 42 12.48 +09 15 33.1 d 291
2003-03-30 03:45:44 C 10 42 11.25 +09 15 43.0 d 291
2003-03-31 03:35:18 C 10 41 03.71 +09 22 05.1 d 291
2003-03-31 04:09:03 C 10 41 02.00 +09 22 16.0 d 291
2003-03-31 04:42:50 C 10 41 00.30 +09 22 24.3 d 291
2003-03-31 20:07:54 C 10 40 18.32 +09 26 19.6 c 540
2003-03-31 20:40:21 C 10 40 16.64 +09 26 28.0 c 540
2003-04-01 20:50:49 C 10 39 13.94 +09 32 24.3 o 950
2003-04-01 20:53:33 C 10 39 13.96 +09 32 24.4 c 950
2003-04-01 20:55:55 C 10 39 13.85 +09 32 25.4 c 950
2003-04-01 20:58:18 C 10 39 13.76 +09 32 26.1 c 950
2003-04-01 21:00:39 C 10 39 13.66 +09 32 26.3 c 950
2003-04-04 06:17:35 C 10 36 58.04 +09 44 55.9 d 291
2003-04-04 06:23:56 C 10 36 57.78 +09 44 57.9 d 291
2003-04-04 06:29:37 C 10 36 57.56 +09 44 59.8 d 291
2003-04-04 20:38:05 C 10 36 27.51 +09 47 46.2 c 950
2003-04-04 20:40:37 C 10 36 27.44 +09 47 46.8 c 950
2003-04-04 20:43:09 C 10 36 27.33 +09 47 46.9 c 950
2003-04-07 03:14:26 C 10 34 40.94 +09 57 24.9 d 291
2003-04-07 03:20:11 C 10 34 40.76 +09 57 26.0 d 291
2003-04-07 03:25:59 C 10 34 40.56 +09 57 25.9 d 291
2003-04-08 03:38:04 C 10 33 58.75 +10 01 10.5 d 291
2003-04-08 05:30:57 C 10 33 55.37 +10 01 26.4 d 291
2003-04-09 03:42:30 C 10 33 20.14 +10 04 33.3 d 291
2003-04-09 03:48:32 C 10 33 20.02 +10 04 34.3 d 291
2003-04-09 04:16:54 C 10 33 19.19 +10 04 37.9 d 291
2003-04-09 04:22:27 C 10 33 19.06 +10 04 38.7 d 291
2003-04-11 03:09:22 C 10 32 13.51 +10 10 20.6 d 291
2003-04-11 03:15:12 C 10 32 13.36 +10 10 21.9 d 291
2003-04-11 03:20:57 C 10 32 13.22 +10 10 21.8 d 291
2003-04-11 03:26:39 C 10 32 13.04 +10 10 22.6 d 291
2003-04-11 03:32:36 C 10 32 12.91 +10 10 23.7 d 291
2003-04-11 03:38:24 C 10 32 12.85 +10 10 23.7 d 291
2003-04-11 03:46:04 C 10 32 12.67 +10 10 24.7 d 291
2003-04-11 03:51:56 C 10 32 12.49 +10 10 24.8 d 291
2003-04-11 03:57:40 C 10 32 12.34 +10 10 25.9 d 291
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)