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
2019-03-18 10:44:34 S 09 43 17.921 -30 01 23.02 V C57
2019-03-18 11:44:34 S 09 43 01.694 -30 05 15.94 V C57
2019-03-18 13:14:34 S 09 42 36.082 -30 11 16.91 V C57
2019-03-23 02:48:02 C 08 28 30.31 -40 25 54.7 V W88
2019-03-23 03:02:06 C 08 28 11.62 -40 28 05.1 V W88
2019-03-23 03:09:40 C 08 28 01.51 -40 29 15.5 V W88
2019-09-26 09:29:54 C 23 37 41.622 +02 44 40.94 V T12
2019-09-26 09:35:20 C 23 37 41.332 +02 44 37.19 V T12
2019-09-27 10:22:08 C 23 36 26.778 +02 27 41.81 V T12
2019-09-27 10:25:50 C 23 36 26.594 +02 27 39.39 V T12
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)