853358 (2009 DL46)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3073222603 ± 1.26e-08
Semi-major axis (a)1.4609870518 AU ± 3.53e-09
Inclination (i)7.91540265° ± 3.20e-06
Long. of Asc. Node (Ω)63.36699134° ± 2.95e-06
Arg. of Perihelion (ω)160.37623842° ± 1.37e-05
Mean Anomaly (M)145.08891053° ± 8.04e-06
Mean Motion (n)0.5581394573°/day ± 2.02e-09
Perihelion dist (q)1.01199321 AU ± 1.85e-08
Aphelion dist (Q)1.90998089 AU ± 1.89e-08
Orbital Period1.76591400 yr ± 6.40e-09
Physical Parameters
H (abs. magnitude)21.99
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.914″
Uncertainty0
Orbit TypeApollo
MOID0.011224 AU
Observations Used458
Radar Obs Used7
Oppositions3
Arc Total2009-2023
First Observation Used2009-02-28
Last Observation Used2023-01-24
Observations (472)
Date Type RA Dec Mag Band Observatory
2016-05-27 09:44:51 C 14 55 18.99 -38 25 19.9 r Q62
2016-05-27 09:46:03 C 14 55 20.08 -38 25 45.7 r Q62
2016-05-27 09:47:18 C 14 55 21.30 -38 26 11.7 r Q62
2016-05-28 21:25:48 C 15 33 17.04 -48 36 06.0 r Y00
2016-05-28 21:27:15 C 15 33 18.55 -48 36 26.6 r Y00
2016-05-28 21:28:42 C 15 33 19.98 -48 36 49.2 r Y00
2016-05-30 15:33:41 C 16 15 32.99 -56 01 56.3 r Q62
2016-05-30 15:35:08 C 16 15 34.20 -56 02 06.9 r Q62
2016-05-30 15:36:30 C 16 15 35.35 -56 02 17.2 r Q62
2016-05-30 15:43:44 C 16 15 41.61 -56 03 10.9 r Q62
2016-05-30 15:45:08 C 16 15 42.81 -56 03 20.7 r Q62
2016-05-30 15:47:57 C 16 15 45.21 -56 03 40.8 r Q62
2016-06-11 11:56:24 C 18 56 21.43 -65 12 06.0 d Q68
2016-06-11 12:02:05 C 18 56 22.53 -65 12 07.6 d Q68
2016-06-11 12:18:50 C 18 56 25.91 -65 12 12.2 d Q68
2016-06-11 12:24:31 C 18 56 27.04 -65 12 13.9 d Q68
2023-01-12 11:37:19 C 07 38 08.54 +38 34 55.8 V 695
2023-01-12 11:56:17 C 07 38 06.74 +38 35 08.9 V 695
2023-01-12 12:15:16 C 07 38 04.94 +38 35 21.8 V 695
2023-01-24 07:51:57 C 07 09 24.650 +41 28 42.97 U F52
2023-01-24 08:09:15 C 07 09 22.731 +41 28 51.21 U F52
2023-01-24 08:44:00 C 07 09 18.905 +41 29 08.00 U F52
Radar Observations (7)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2016-05-20 01:27:00 23457858.55 0.5 us 2380 -1 -1
2016-05-22 00:57:00 18692831.93 0.3 us 2380 -1 -1
2016-05-22 00:57:00 55730.7242 0.05 Hz 2380 -1 -1
2016-05-24 03:30:00 54398.562 0.02 Hz 8560 -9 -14
2016-05-24 03:40:00 15922588.286 0.5 us 8560 -14 -14
2016-05-25 02:30:00 15836045.452 0.5 us 8560 -14 -14
2016-05-25 02:40:00 15837243.877 0.5 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -9 Green Bank GBT (100-m) -1 Arecibo (305-m, 1963–2020)