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
2002-05-17 06:18:24 C 15 26 27.05 -17 26 18.2 o 644
2002-05-17 08:07:29 C 15 26 16.58 -17 25 41.2 o 644
2002-05-17 09:39:48 C 15 26 07.81 -17 25 09.8 o 644
2003-03-08 07:36:05 C 11 21 42.99 +05 14 18.0 d 291
2003-03-08 08:10:36 C 11 21 39.46 +05 14 40.1 d 291
2003-03-08 08:44:31 C 11 21 36.00 +05 15 02.0 d 291
2003-03-08 22:25:37 C 11 20 15.50 +05 23 36.2 c 246
2003-03-08 22:26:55 C 11 20 15.28 +05 23 37.9 c 246
2003-03-08 22:28:05 C 11 20 15.20 +05 23 37.8 c 246
2003-03-08 22:29:30 C 11 20 15.07 +05 23 40.8 c 246
2003-03-08 22:30:46 C 11 20 14.90 +05 23 40.7 c 246
2003-03-08 22:33:27 C 11 20 14.66 +05 23 42.3 c 246
2003-03-08 22:36:10 C 11 20 14.42 +05 23 44.1 c 246
2003-03-08 22:37:42 C 11 20 14.28 +05 23 44.9 c 246
2003-03-09 05:23:08 C 11 19 34.86 +05 27 59.8 c 651
2003-03-09 05:26:00 C 11 19 34.62 +05 28 02.7 c 651
2003-03-09 05:28:52 C 11 19 34.31 +05 28 03.9 c 651
2003-03-09 05:43:52 C 11 19 32.80 +05 28 12.3 c 858
2003-03-09 06:03:23 C 11 19 30.86 +05 28 24.9 c 858
2003-03-09 07:27:06 C 11 19 22.37 +05 29 18.0 c 448
2003-03-09 07:27:46 C 11 19 22.33 +05 29 18.3 d 291
2003-03-09 07:33:35 C 11 19 21.78 +05 29 21.9 d 291
2003-03-09 07:40:53 C 11 19 20.98 +05 29 27.1 c 448
2003-03-09 07:41:07 C 11 19 21.02 +05 29 26.6 d 291
2003-03-09 07:54:40 C 11 19 19.66 +05 29 34.7 c 448
2003-03-09 07:57:12 C 11 19 19.40 +05 29 38.4 c 711
2003-03-09 08:08:49 C 11 19 18.19 +05 29 43.1 c 711
2003-03-09 08:20:25 C 11 19 17.00 +05 29 50.7 c 711
2003-03-09 08:37:40 C 11 19 15.28 +05 30 02.1 c 926
2003-03-09 08:41:28 C 11 19 15.08 +05 30 04.4 c 926
2003-03-09 08:45:16 C 11 19 14.67 +05 30 05.3 c 926
2003-03-09 10:49:46 C 11 19 02.95 +05 31 37.6 c 474
2003-03-09 10:52:15 C 11 19 02.74 +05 31 40.2 c 474
2003-03-09 10:54:46 C 11 19 02.44 +05 31 40.3 c 474
2003-03-09 10:57:20 C 11 19 02.24 +05 31 43.5 c 474
2003-03-09 11:02:21 C 11 19 01.69 +05 31 46.1 c 474
2003-03-12 03:11:59 C 11 12 56.60 +06 10 02.6 c 950
2003-03-12 03:13:26 C 11 12 57.40 +06 10 02.9 c 715
2003-03-12 03:13:47 C 11 12 56.43 +06 10 03.5 c 950
2003-03-12 03:15:34 C 11 12 56.27 +06 10 04.6 c 950
2003-03-12 03:17:22 C 11 12 56.09 +06 10 05.1 c 950
2003-03-12 03:23:08 C 11 12 56.52 +06 10 08.5 c 715
2003-03-12 03:23:36 C 11 12 55.55 +06 10 08.2 c 950
2003-03-12 03:25:23 C 11 12 55.32 +06 10 10.2 c 950
2003-03-12 03:27:11 C 11 12 55.18 +06 10 11.3 c 950
2003-03-12 03:28:59 C 11 12 55.01 +06 10 11.8 c 950
2003-03-12 03:32:51 C 11 12 55.53 +06 10 13.6 c 715
2003-03-13 07:51:44 C 11 10 20.55 +06 26 23.6 d 291
2003-03-13 07:57:38 C 11 10 20.00 +06 26 27.0 d 291
2003-03-13 08:03:32 C 11 10 19.45 +06 26 30.3 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)