2019 EN

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6210923329 ± 1.49e-06
Semi-major axis (a)2.1762377057 AU ± 8.38e-06
Inclination (i)9.72632885° ± 1.67e-05
Long. of Asc. Node (Ω)192.35309204° ± 5.30e-05
Arg. of Perihelion (ω)47.45696688° ± 3.97e-05
Mean Anomaly (M)12.77131071° ± 4.26e-03
Mean Motion (n)0.3070101828°/day ± 1.77e-06
Perihelion dist (q)0.82459315 AU ± 4.55e-06
Aphelion dist (Q)3.52788226 AU ± 1.40e-05
Orbital Period3.21040258 yr ± 1.85e-05
Physical Parameters
H (abs. magnitude)21.24
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.827″
Uncertainty1
Orbit TypeApollo
MOID0.024910 AU
Observations Used290
Radar Obs Used2
Oppositions1
Arc Total2019-2019
First Observation Used2019-01-10
Last Observation Used2019-09-27
Observations (460)
Date Type RA Dec Mag Band Observatory
2019-01-10 12:54:59 C 10 20 23.343 -07 33 44.16 V F51
2019-01-10 13:13:17 C 10 20 23.783 -07 33 54.46 V F51
2019-01-10 13:31:26 C 10 20 24.155 -07 34 04.39 V F51
2019-01-10 13:49:35 C 10 20 24.607 -07 34 14.61 V F51
2019-02-14 05:06:10 C 10 27 53.736 -15 35 35.97 V W84
2019-02-16 03:07:56 C 10 27 18.475 -16 03 19.47 V W84
2019-03-02 06:51:05 C 10 18 04.60 -19 49 12.1 V 703
2019-03-02 06:58:45 C 10 18 04.09 -19 49 19.0 V 703
2019-03-02 07:06:23 C 10 18 03.77 -19 49 25.6 V 703
2019-03-02 08:59:47 C 10 17 57.68 -19 50 51.7 V I52
2019-03-02 09:02:34 C 10 17 57.53 -19 50 53.6 V I52
2019-03-02 09:05:22 C 10 17 57.38 -19 50 55.8 V I52
2019-03-02 12:33:11 C 10 17 49.29 -19 52 51.4 V 474
2019-03-02 12:40:01 C 10 17 49.68 -19 53 03.2 q E23
2019-03-02 12:42:47 C 10 17 48.78 -19 52 59.0 V 474
2019-03-02 12:48:35 C 10 17 48.48 -19 53 03.5 V 474
2019-03-02 12:58:34 C 10 17 48.68 -19 53 17.7 q E23
2019-03-02 13:18:34 C 10 17 47.58 -19 53 33.4 q E23
2019-03-02 13:38:34 C 10 17 46.51 -19 53 48.8 q E23
2019-03-02 21:38:56 C 10 17 25.54 -20 00 51.8 V 595
2019-03-02 22:05:34 C 10 17 24.06 -20 01 11.9 V L01
2019-03-02 22:08:56 C 10 17 23.89 -20 01 14.7 V L01
2019-03-02 22:11:11 C 10 17 23.75 -20 01 16.3 V L01
2019-03-02 22:12:28 C 10 17 23.71 -20 01 17.9 V 595
2019-03-02 22:45:59 C 10 17 21.90 -20 01 44.3 V 595
2019-03-02 23:35:16 C 10 17 21.74 -20 01 32.4 q X31
2019-03-02 23:42:59 C 10 17 21.33 -20 01 38.9 q X31
2019-03-02 23:50:41 C 10 17 21.00 -20 01 45.1 q X31
2019-03-03 03:08:38 C 10 17 10.28 -20 04 27.4 V I19
2019-03-03 03:11:45 C 10 17 10.13 -20 04 30.2 V I19
2019-03-03 03:14:53 C 10 17 09.96 -20 04 32.6 V I19
2019-03-03 05:44:35 S 10 19 10.992 -20 14 32.28 V C57
2019-03-03 05:44:35 s 1 +91458.319 0 +271079.82 4180.0 C57
2019-03-03 06:44:34 S 10 19 09.883 -20 15 26.24 V C57
2019-03-03 06:44:34 s 1 +89679.612 0 +274147.05 5770.0 C57
2019-03-03 08:44:35 S 10 19 06.722 -20 17 10.36 V C57
2019-03-03 08:44:35 s 1 +86068.646 0 +280118.30 6040.0 C57
2019-03-03 10:14:32 C 10 16 50.96 -20 09 58.7 V 474
2019-03-03 10:17:37 C 10 16 50.78 -20 10 01.2 V 474
2019-03-03 10:20:42 C 10 16 50.60 -20 10 03.8 V 474
2019-03-03 10:23:16 C 10 16 50.46 -20 10 05.9 V 474
2019-03-03 12:44:34 S 10 18 59.124 -20 20 38.33 V C57
2019-03-03 12:44:34 s 1 +78651.914 0 +291423.58 430.0 C57
2019-03-03 13:14:35 S 10 18 58.666 -20 21 09.07 V C57
2019-03-03 13:14:35 s 1 +77708.135 0 +292778.29 870.0 C57
2019-03-03 14:14:34 S 10 18 56.942 -20 21 58.50 V C57
2019-03-03 14:14:34 s 1 +75810.282 0 +295449.44 390.0 C57
2019-03-03 15:44:34 S 10 18 53.837 -20 23 20.83 V C57
2019-03-03 15:44:34 s 1 +72938.829 0 +299361.40 2100.0 C57
2019-03-03 16:44:34 S 10 18 52.054 -20 24 14.76 V C57
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2019-04-04 14:38:00 -234541.2954 0.4 Hz 2380 -1 -1
2019-04-04 15:17:00 79953040.69 5.5 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)