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
2024-05-19 07:20:44 C 16 14 35.430 -19 50 46.07 V G96
2024-05-19 07:28:18 C 16 14 34.696 -19 50 44.20 V G96
2024-05-29 09:39:12 C 15 49 18.038 -18 36 59.04 X F51
2024-05-29 09:55:37 C 15 49 16.139 -18 36 53.23 X F51
2024-05-29 10:12:00 C 15 49 14.247 -18 36 47.45 X F51
2024-06-01 06:39:40 C 15 41 29.836 -18 11 55.93 V G96
2024-06-01 06:47:09 C 15 41 28.979 -18 11 53.66 V G96
2024-06-01 06:54:37 C 15 41 28.111 -18 11 50.96 V G96
2024-06-01 07:02:07 C 15 41 27.182 -18 11 48.05 V G96
2024-06-02 08:10:20 C 15 38 35.120 -18 02 14.47 X F51
2024-06-02 08:26:17 C 15 38 33.237 -18 02 08.42 X F51
2024-06-02 08:42:09 C 15 38 31.349 -18 02 02.72 X F51
2024-07-12 00:19:11 C 14 15 38.39 -12 35 55.0 X W84
2024-07-12 00:36:41 C 14 15 37.61 -12 35 52.4 X W84
2024-07-12 00:49:43 C 14 15 37.04 -12 35 49.9 X W84
2024-07-12 02:34:09 C 14 15 32.44 -12 35 31.8 X W84
2024-07-12 02:49:11 C 14 15 31.78 -12 35 29.1 X W84
2024-07-12 03:04:16 C 14 15 31.13 -12 35 26.5 X W84
2024-07-12 03:19:22 C 14 15 30.48 -12 35 23.9 X W84
2024-07-12 23:18:46 C 14 14 43.22 -12 32 10.9 X W84
2024-07-12 23:28:02 C 14 14 42.84 -12 32 09.3 X W84
2024-07-13 03:19:47 C 14 14 33.19 -12 31 32.1 X W84
2024-07-13 03:26:02 C 14 14 32.93 -12 31 31.1 X W84
2025-02-20 09:24:59 C 12 42 48.445 -03 37 43.61 V G96
2025-02-20 09:32:21 C 12 42 47.894 -03 37 39.50 V G96
2025-02-20 09:39:44 C 12 42 47.315 -03 37 36.26 V G96
2025-02-20 09:47:06 C 12 42 46.793 -03 37 33.28 V G96
2025-02-22 11:51:52 C 12 39 06.382 -03 12 44.33 X F52
2025-02-22 11:52:47 C 12 39 06.313 -03 12 43.77 X F52
2025-02-22 12:10:28 C 12 39 04.935 -03 12 34.78 X F52
2025-02-22 12:11:23 C 12 39 04.867 -03 12 34.25 X F52
2025-02-22 12:29:05 C 12 39 03.477 -03 12 25.31 X F52
2025-02-22 12:29:59 C 12 39 03.411 -03 12 24.82 X F52
2025-02-22 12:47:43 C 12 39 02.034 -03 12 16.09 X F52
2025-02-22 12:48:37 C 12 39 01.955 -03 12 15.27 X F52
2025-02-27 11:52:41 C 12 29 36.031 -02 08 50.17 X F51
2025-02-27 12:09:51 C 12 29 34.567 -02 08 40.66 X F51
2025-02-27 12:27:03 C 12 29 33.089 -02 08 31.07 X F51
2025-02-27 12:44:17 C 12 29 31.608 -02 08 21.44 X F51
2025-03-09 08:00:43 C 12 09 03.827 +00 08 14.10 V V00
2025-03-09 08:08:49 C 12 09 03.110 +00 08 18.92 V V00
2025-03-09 08:16:53 C 12 09 02.387 +00 08 23.71 V V00
2025-03-09 08:24:58 C 12 09 01.634 +00 08 28.46 V V00
2025-03-21 14:12:02 C 11 43 38.212 +02 54 55.05 W O18
2025-03-21 15:17:08 C 11 43 32.858 +02 55 29.06 W O18
2025-03-21 15:18:54 C 11 43 32.691 +02 55 30.16 W O18
2025-03-22 14:17:35 C 11 41 42.166 +03 07 22.86 W O18
2025-03-22 16:14:32 C 11 41 32.625 +03 08 23.25 W O18
2025-03-31 07:31:10 C 11 26 30.427 +04 43 55.07 X F51
2025-03-31 07:47:44 C 11 26 29.299 +04 44 01.80 X F51
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)