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
2019-03-09 12:44:34 s 1 -187271.44 0 +270095.51 1080.0 C57
2019-03-09 13:44:34 S 10 09 26.290 -22 37 56.21 V C57
2019-03-09 13:44:34 s 1 -188271.27 7 +267335.33 6810.0 C57
2019-03-09 14:14:34 S 10 09 22.740 -22 38 28.86 V C57
2019-03-09 14:14:34 s 1 -188761.48 9 +265941.08 2290.0 C57
2019-03-09 14:44:34 S 10 09 19.474 -22 38 58.74 V C57
2019-03-09 14:44:34 s 1 -189245.14 4 +264537.38 5810.0 C57
2019-03-09 15:14:34 S 10 09 16.771 -22 39 31.93 V C57
2019-03-09 15:14:34 s 1 -189722.17 7 +263124.21 7110.0 C57
2019-03-09 17:12:02 C 10 07 37.14 -22 34 26.5 q C97
2019-03-09 17:14:13 C 10 07 36.95 -22 34 29.3 q C97
2019-03-09 17:16:24 C 10 07 36.64 -22 34 31.6 q C97
2019-03-09 17:18:35 C 10 07 36.24 -22 34 32.7 q C97
2019-03-09 18:44:34 S 10 08 53.832 -22 43 18.16 V C57
2019-03-09 18:44:34 s 1 -192870.36 5 +252965.21 9930.0 C57
2019-03-09 19:14:34 S 10 08 50.594 -22 43 47.32 V C57
2019-03-09 19:14:34 s 1 -193291.98 0 +251475.61 3030.0 C57
2019-03-09 20:14:34 S 10 08 43.750 -22 44 56.40 V C57
2019-03-09 20:14:34 s 1 -194113.39 1 +248467.47 4280.0 C57
2019-03-09 20:44:34 S 10 08 40.217 -22 45 25.24 V C57
2019-03-09 20:44:34 s 1 -194513.03 8 +246948.91 1790.0 C57
2019-03-09 21:14:34 S 10 08 37.387 -22 45 58.75 V C57
2019-03-09 21:14:34 s 1 -194905.21 0 +245420.66 3450.0 C57
2019-03-09 21:44:34 S 10 08 33.629 -22 46 32.81 V C57
2019-03-09 21:44:34 s 1 -195289.83 0 +243882.69 8930.0 C57
2019-03-09 22:14:34 S 10 08 30.017 -22 46 59.59 V C57
2019-03-09 22:14:34 s 1 -195666.81 9 +242335.00 7900.0 C57
2019-03-09 22:22:38 C 10 07 10.26 -22 40 44.3 V 204
2019-03-09 22:28:28 C 10 07 09.70 -22 40 51.2 V 204
2019-03-09 22:34:17 C 10 07 09.15 -22 40 57.8 V 204
2019-03-09 23:44:34 S 10 08 19.927 -22 48 43.85 V C57
2019-03-09 23:44:34 s 1 -196751.19 2 +237633.38 2300.0 C57
2019-03-10 00:14:34 S 10 08 16.702 -22 49 15.35 V C57
2019-03-10 00:14:34 s 1 -197096.84 3 +236046.59 1760.0 C57
2019-03-10 00:44:34 S 10 08 12.989 -22 49 45.41 V C57
2019-03-10 00:44:34 s 1 -197434.45 1 +234449.98 2950.0 C57
2019-03-10 01:14:34 S 10 08 09.667 -22 50 21.44 V C57
2019-03-10 01:14:34 s 1 -197763.92 9 +232843.53 5500.0 C57
2019-03-10 01:44:34 S 10 08 06.166 -22 50 51.40 V C57
2019-03-10 01:44:34 s 1 -198085.18 9 +231227.21 9040.0 C57
2019-03-10 02:14:34 S 10 08 02.978 -22 51 24.91 V C57
2019-03-10 02:14:34 s 1 -198398.14 3 +229601.01 3190.0 C57
2019-03-10 02:44:34 S 10 07 59.494 -22 51 56.77 V C57
2019-03-10 02:44:34 s 1 -198702.70 0 +227964.92 7570.0 C57
2019-03-10 05:44:34 S 10 07 38.210 -22 55 16.75 V C57
2019-03-10 05:44:34 s 1 -200348.47 2 +217939.30 6170.0 C57
2019-03-10 07:14:34 S 10 07 27.790 -22 56 53.02 V C57
2019-03-10 07:14:34 s 1 -201050.23 8 +212791.22 300.0 C57
2019-03-10 08:14:34 S 10 07 20.198 -22 58 01.92 V C57
2019-03-10 08:14:34 s 1 -201471.34 4 +209308.70 3820.0 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)