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
2019-03-06 20:44:34 S 10 15 03.288 -21 32 46.64 V C57
2019-03-06 20:44:34 s 1 -86011.089 0 +372382.18 9970.0 C57
2019-03-06 21:14:34 S 10 15 00.967 -21 33 15.30 V C57
2019-03-06 21:14:34 s 1 -86993.827 0 +372134.23 6570.0 C57
2019-03-06 21:44:34 S 10 14 59.186 -21 33 37.08 V C57
2019-03-06 21:44:34 s 1 -87974.674 0 +371877.62 1530.0 C57
2019-03-06 22:14:34 S 10 14 56.844 -21 34 10.42 V C57
2019-03-06 22:14:34 s 1 -88953.606 0 +371612.37 4770.0 C57
2019-03-06 22:44:34 S 10 14 54.989 -21 34 42.78 V C57
2019-03-06 22:44:34 s 1 -89930.600 0 +371338.48 6150.0 C57
2019-03-06 23:14:34 S 10 14 52.735 -21 35 11.80 V C57
2019-03-06 23:14:34 s 1 -90905.634 0 +371055.96 5580.0 C57
2019-03-06 23:44:34 S 10 14 50.882 -21 35 33.07 V C57
2019-03-06 23:44:34 s 1 -91878.685 0 +370764.80 2950.0 C57
2019-03-07 00:44:34 S 10 14 46.550 -21 36 30.78 V C57
2019-03-07 00:44:34 s 1 -93818.743 0 +370156.59 1060.0 C57
2019-03-07 01:14:34 S 10 14 44.626 -21 37 01.02 V C57
2019-03-07 01:14:34 s 1 -94785.705 0 +369839.55 1580.0 C57
2019-03-07 02:44:34 S 10 14 38.244 -21 38 24.86 V C57
2019-03-07 02:44:34 s 1 -97674.039 0 +368836.74 7690.0 C57
2019-03-07 03:14:34 S 10 14 35.774 -21 38 57.19 V C57
2019-03-07 03:14:34 s 1 -98632.556 0 +368485.25 7540.0 C57
2019-03-07 03:44:34 S 10 14 33.780 -21 39 28.69 V C57
2019-03-07 03:44:34 s 1 -99588.902 0 +368125.15 4440.0 C57
2019-03-07 04:20:00 C 10 11 55.94 -21 30 03.8 V I52
2019-03-07 04:22:07 C 10 11 55.75 -21 30 06.5 V I52
2019-03-07 04:24:15 C 10 11 55.64 -21 30 08.7 V I52
2019-03-07 04:44:34 S 10 14 29.714 -21 40 19.70 V C57
2019-03-07 04:44:34 s 1 -101494.99 2 +367379.13 8990.0 C57
2019-03-07 05:44:34 S 10 14 25.272 -21 41 19.57 V C57
2019-03-07 05:44:34 s 1 -103392.11 6 +366598.72 420.0 C57
2019-03-07 06:44:34 S 10 14 20.501 -21 42 15.19 V C57
2019-03-07 06:44:34 s 1 -105280.08 4 +365783.91 7860.0 C57
2019-03-07 07:14:34 S 10 14 18.612 -21 42 48.17 V C57
2019-03-07 07:14:34 s 1 -106220.57 3 +365363.62 1050.0 C57
2019-03-07 10:14:34 S 10 14 04.949 -21 45 48.06 V C57
2019-03-07 10:14:34 s 1 -111813.05 8 +362661.46 5700.0 C57
2019-03-07 10:44:34 S 10 14 02.688 -21 46 11.32 V C57
2019-03-07 10:44:34 s 1 -112736.49 9 +362181.04 9660.0 C57
2019-03-07 11:14:34 S 10 14 00.612 -21 46 39.50 V C57
2019-03-07 11:14:34 s 1 -113657.40 5 +361692.03 9000.0 C57
2019-03-07 14:44:34 S 10 13 44.635 -21 50 04.88 V C57
2019-03-07 14:44:34 s 1 -120030.65 6 +358028.49 5040.0 C57
2019-03-07 15:14:34 S 10 13 41.849 -21 50 38.18 V C57
2019-03-07 15:14:34 s 1 -120931.98 0 +357471.64 9490.0 C57
2019-03-07 16:44:34 S 10 13 35.407 -21 52 05.88 V C57
2019-03-07 16:44:34 s 1 -123614.43 8 +355746.92 9310.0 C57
2019-03-07 17:44:34 S 10 13 30.187 -21 52 59.27 V C57
2019-03-07 17:44:34 s 1 -125388.55 5 +354554.11 2510.0 C57
2019-03-07 20:14:34 S 10 13 18.391 -21 55 23.70 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)