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
2019-03-07 20:14:34 s 1 -129772.60 1 +351421.49 8430.0 C57
2019-03-07 20:44:34 S 10 13 15.768 -21 55 58.44 V C57
2019-03-07 20:44:34 s 1 -130640.40 5 +350769.12 7410.0 C57
2019-03-07 21:14:34 S 10 13 13.102 -21 56 31.02 V C57
2019-03-07 21:14:34 s 1 -131505.14 1 +350108.14 9370.0 C57
2019-03-07 21:44:34 S 10 13 11.057 -21 56 50.28 V C57
2019-03-07 21:44:34 s 1 -132366.78 2 +349438.53 4180.0 C57
2019-03-07 22:44:34 S 10 13 06.492 -21 57 56.66 V C57
2019-03-07 22:44:34 s 1 -134080.66 4 +348073.44 1850.0 C57
2019-03-07 23:14:34 S 10 13 04.013 -21 58 29.71 V C57
2019-03-07 23:14:34 s 1 -134932.84 6 +347377.94 4450.0 C57
2019-03-07 23:44:34 S 10 13 01.159 -21 58 49.55 V C57
2019-03-07 23:44:34 s 1 -135781.81 8 +346673.81 9400.0 C57
2019-03-08 00:44:34 S 10 12 56.462 -21 59 51.61 V C57
2019-03-08 00:44:34 s 1 -137470.01 0 +345239.60 5790.0 C57
2019-03-08 01:09:38 C 10 10 34.25 -21 50 02.3 V W87
2019-03-08 01:14:34 S 10 12 54.082 -22 00 26.60 V C57
2019-03-08 01:14:34 s 1 -138309.17 2 +344509.53 6980.0 C57
2019-03-08 01:21:25 C 10 10 33.30 -21 50 15.0 V W87
2019-03-08 02:15:18 C 10 10 28.99 -21 51 12.3 V W86
2019-03-08 02:29:24 C 10 10 27.84 -21 51 27.1 V W86
2019-03-08 02:40:16 C 10 10 26.96 -21 51 38.4 V W85
2019-03-08 02:54:25 C 10 10 25.78 -21 51 53.5 V W85
2019-03-08 03:14:34 S 10 12 43.502 -22 02 21.37 V C57
2019-03-08 03:14:34 s 1 -141632.21 9 +341502.63 8590.0 C57
2019-03-08 03:50:45 C 10 10 21.13 -21 52 52.1 V W85
2019-03-08 04:04:54 C 10 10 19.96 -21 53 06.7 V W85
2019-03-08 04:14:34 S 10 12 38.527 -22 03 23.72 V C57
2019-03-08 04:14:34 s 1 -143273.15 4 +339947.14 7640.0 C57
2019-03-08 04:44:34 S 10 12 36.127 -22 03 55.58 V C57
2019-03-08 04:44:34 s 1 -144088.36 5 +339156.38 8750.0 C57
2019-03-08 05:49:58 C 10 10 11.27 -21 54 53.5 V W86
2019-03-08 06:04:06 C 10 10 10.12 -21 55 07.5 V W86
2019-03-08 06:36:33 C 10 10 07.51 -21 55 39.8 V W86
2019-03-08 06:50:43 C 10 10 06.37 -21 55 53.8 V W86
2019-03-08 07:14:34 S 10 12 23.429 -22 06 25.74 V C57
2019-03-08 07:14:34 s 1 -148110.58 7 +335072.02 4600.0 C57
2019-03-08 07:33:59 C 10 10 02.95 -21 56 36.5 V W86
2019-03-08 07:44:34 S 10 12 20.395 -22 06 51.84 V C57
2019-03-08 07:44:34 s 1 -148904.03 8 +334229.01 8850.0 C57
2019-03-08 07:48:06 C 10 10 01.85 -21 56 50.5 V W86
2019-03-08 09:14:34 S 10 12 12.780 -22 08 24.90 V C57
2019-03-08 09:14:34 s 1 -151261.80 5 +331647.55 1160.0 C57
2019-03-08 10:14:34 S 10 12 07.082 -22 09 27.36 V C57
2019-03-08 10:14:34 s 1 -152814.49 1 +329882.83 7540.0 C57
2019-03-08 10:44:34 S 10 12 04.318 -22 09 59.00 V C57
2019-03-08 10:44:34 s 1 -153584.98 3 +328987.33 9740.0 C57
2019-03-08 11:14:34 S 10 12 01.466 -22 10 31.01 V C57
2019-03-08 11:14:34 s 1 -154351.52 8 +328083.05 1080.0 C57
2019-03-08 12:14:34 S 10 11 56.390 -22 11 27.31 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)