143649 (2003 QQ47)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1869964259 ± 9.35e-09
Semi-major axis (a)1.0853234910 AU ± 3.96e-10
Inclination (i)62.10002201° ± 5.04e-06
Long. of Asc. Node (Ω)0.98451001° ± 8.24e-07
Arg. of Perihelion (ω)104.96481171° ± 3.83e-06
Mean Anomaly (M)162.78291583° ± 3.75e-06
Mean Motion (n)0.8717128972°/day ± 4.77e-10
Perihelion dist (q)0.88237188 AU ± 1.01e-08
Aphelion dist (Q)1.28827510 AU ± 1.02e-08
Orbital Period1.13067764 yr ± 6.19e-10
Physical Parameters
H (abs. magnitude)17.39
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.294″
Uncertainty0
Orbit TypeApollo
MOID0.002715 AU
Observations Used1121
Radar Obs Used1
Gaia Obs Used48
Oppositions1
Arc Total2003-2023
First Observation Used2003-08-24
Last Observation Used2023-05-09
Observations (1211)
Date Type RA Dec Mag Band Observatory
2023-04-21 05:52:47 C 07 11 35.474 +13 40 47.50 V T05
2023-04-21 06:00:38 C 07 11 36.341 +13 40 13.19 V T05
2023-04-21 06:17:47 C 07 11 38.314 +13 38 57.48 V T05
2023-05-01 23:41:27 C 07 34 35.191 -01 05 15.83 V W68
2023-05-01 23:46:42 C 07 34 35.573 -01 05 28.14 V W68
2023-05-02 00:13:58 C 07 34 37.337 -01 06 42.01 V W68
2023-05-02 00:24:30 C 07 34 38.004 -01 07 09.88 V W68
2023-05-09 17:12:15 C 07 45 56.309 -08 06 52.20 V M22
2023-05-09 17:17:32 C 07 45 56.602 -08 07 01.88 V M22
2023-05-09 17:25:29 C 07 45 57.029 -08 07 18.30 V M22
2023-05-09 17:43:52 C 07 45 57.972 -08 07 53.47 V M22
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2014-03-29 22:34:00 -226464.0126 0.8 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)