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
2008-02-11 09:06:28 C 11 09 54.34 +06 21 21.4 19.6 c 704
2008-02-11 09:12:20 C 11 09 53.27 +06 21 29.2 o 691
2008-02-24 10:25:31 C 10 21 17.74 +11 19 22.7 r G96
2008-02-24 10:35:07 C 10 21 16.56 +11 19 29.6 r G96
2008-02-24 10:44:34 C 10 21 15.37 +11 19 36.0 r G96
2008-02-24 10:53:57 C 10 21 14.18 +11 19 42.2 r G96
2008-02-27 08:05:20 C 10 13 17.76 +12 04 32.5 18.8 c 704
2008-02-27 08:22:18 C 10 13 15.83 +12 04 42.4 18.8 c 704
2008-02-27 08:39:10 C 10 13 13.92 +12 04 52.6 19.2 c 704
2008-02-27 08:56:03 C 10 13 12.07 +12 05 02.1 18.8 c 704
2008-02-27 09:12:55 C 10 13 10.19 +12 05 11.5 19.2 c 704
2008-03-02 19:29:43 C 10 02 51.94 +13 01 14.0 r A13
2008-03-02 19:30:05 C 10 02 51.90 +13 01 14.3 r A13
2008-03-02 19:58:34 C 10 02 49.36 +13 01 27.7 r A13
2008-03-02 20:27:22 C 10 02 46.79 +13 01 41.4 r A13
2008-03-08 04:58:56 C 09 53 06.64 +13 51 53.5 r G96
2008-03-08 05:06:23 C 09 53 06.10 +13 51 55.9 r G96
2008-03-08 05:13:46 C 09 53 05.64 +13 51 58.3 r G96
2008-03-08 05:21:14 C 09 53 05.13 +13 52 00.8 r G96
2008-03-27 04:23:58 C 09 38 10.35 +15 01 27.4 r G96
2008-03-27 04:32:52 C 09 38 10.24 +15 01 27.9 r G96
2008-03-27 04:41:37 C 09 38 10.17 +15 01 27.9 r G96
2008-03-27 04:50:26 C 09 38 10.06 +15 01 28.0 r G96
2009-05-29 10:31:18 C 22 52 42.85 -06 25 48.3 r G96
2009-05-29 10:37:17 C 22 52 44.50 -06 25 38.5 r G96
2009-05-29 10:43:13 C 22 52 46.20 -06 25 28.0 r G96
2009-05-29 10:49:11 C 22 52 47.85 -06 25 18.0 r G96
2013-02-02 02:11:24 C 01 54 50.83 +11 34 53.9 r 703
2013-02-02 02:18:42 C 01 54 56.80 +11 35 28.7 r 703
2013-02-02 02:26:17 C 01 55 03.10 +11 36 04.5 r 703
2013-02-02 02:33:32 C 01 55 09.12 +11 36 39.7 r 703
2013-02-06 03:25:23 C 03 16 20.64 +18 15 32.9 r 703
2013-02-06 03:32:40 C 03 16 26.32 +18 15 56.0 r 703
2013-02-06 03:39:59 C 03 16 32.19 +18 16 19.6 r 703
2013-02-06 03:47:18 C 03 16 37.92 +18 16 43.1 r 703
2013-02-08 18:53:11 C 04 04 16.48 +21 03 00.8 c A24
2013-02-08 19:14:51 C 04 04 31.42 +21 03 45.1 c A24
2013-02-08 20:00:48 C 04 05 02.99 +21 05 18.3 c A24
2013-02-08 20:02:53 C 04 05 04.34 +21 05 22.3 c A24
2013-02-09 19:14:00 C 04 20 45.06 +21 48 05.5 c A24
2013-02-09 19:16:05 C 04 20 46.37 +21 48 09.0 c A24
2013-02-09 19:34:41 C 04 20 58.38 +21 48 39.6 c A24
2013-02-09 20:14:28 C 04 21 23.91 +21 49 44.5 c A24
2013-02-09 20:16:33 C 04 21 25.24 +21 49 47.7 c A24
2013-02-10 07:09:21 C 04 28 23.584 +22 07 07.69 L F51
2013-02-10 07:27:31 C 04 28 34.805 +22 07 33.85 L F51
2013-02-10 19:20:35 C 04 35 57.09 +22 23 51.7 t 130
2013-02-10 19:22:35 C 04 35 58.31 +22 23 55.1 t 130
2013-02-10 19:24:59 C 04 35 59.66 +22 23 57.2 t 130
2013-02-10 19:27:45 C 04 36 01.32 +22 24 00.9 t 130
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)