339714 (2005 ST1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3709841354 ± 1.99e-08
Semi-major axis (a)1.4512411703 AU ± 5.32e-10
Inclination (i)20.22850060° ± 9.76e-06
Long. of Asc. Node (Ω)7.54321333° ± 3.39e-06
Arg. of Perihelion (ω)80.69958538° ± 8.58e-06
Mean Anomaly (M)144.67013051° ± 4.45e-06
Mean Motion (n)0.5637712055°/day ± 3.10e-10
Perihelion dist (q)0.91285372 AU ± 2.89e-08
Aphelion dist (Q)1.98962862 AU ± 2.89e-08
Orbital Period1.74827354 yr ± 9.61e-10
Physical Parameters
H (abs. magnitude)20.35
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.446″
Uncertainty0
Orbit TypeApollo
MOID0.127096 AU
Observations Used480
Oppositions12
Arc Total1991-2020
First Observation Used1991-10-02
Last Observation Used2020-04-24
Observations (562)
Date Type RA Dec Mag Band Observatory
2019-10-10 21:14:26 S 00 21 49.332 +39 12 54.72 V C57
2019-10-10 21:14:26 s 1 +103568.46 0 +293820.00 3830.0 C57
2019-10-10 22:14:26 S 00 21 24.019 +39 20 19.00 V C57
2019-10-10 22:14:26 s 1 +101801.57 2 +296529.64 3480.0 C57
2019-10-10 22:37:13 C 00 25 33.27 +39 13 40.9 q 160
2019-10-10 22:40:03 C 00 25 32.16 +39 14 01.6 q 160
2019-10-10 22:42:52 C 00 25 31.03 +39 14 22.2 q 160
2019-10-11 00:14:26 S 00 20 33.254 +39 34 17.47 V C57
2019-10-11 00:14:26 s 1 +98218.319 0 +301802.93 5610.0 C57
2019-10-11 01:44:26 S 00 19 51.881 +39 45 37.73 V C57
2019-10-11 01:44:26 s 1 +95489.829 0 +305631.82 2920.0 C57
2019-10-11 03:44:26 S 00 19 00.576 +40 00 04.79 V C57
2019-10-11 03:44:26 s 1 +91800.577 0 +310571.50 7740.0 C57
2019-10-11 04:44:26 S 00 18 33.886 +40 06 57.10 V C57
2019-10-11 04:44:26 s 1 +89935.135 0 +312971.27 8770.0 C57
2019-10-11 05:14:26 S 00 18 20.328 +40 10 40.26 V C57
2019-10-11 05:14:26 s 1 +88997.427 0 +314153.81 4620.0 C57
2019-10-11 07:14:26 S 00 17 27.578 +40 24 57.71 V C57
2019-10-11 07:14:26 s 1 +85214.725 0 +318769.31 1180.0 C57
2019-10-11 11:14:26 S 00 15 41.806 +40 53 23.06 V C57
2019-10-11 11:14:26 s 1 +77508.029 0 +327459.07 1860.0 C57
2019-10-11 12:44:26 S 00 15 02.959 +41 03 48.82 V C57
2019-10-11 12:44:26 s 1 +74573.827 0 +330535.05 6480.0 C57
2019-10-11 14:14:26 S 00 14 20.803 +41 14 56.47 V C57
2019-10-11 14:14:26 s 1 +71617.615 0 +333513.00 7740.0 C57
2019-10-11 15:14:26 S 00 13 56.078 +41 21 27.00 V C57
2019-10-11 15:14:26 s 1 +69635.211 0 +335444.34 8670.0 C57
2019-10-11 15:44:26 S 00 13 41.162 +41 25 19.42 V C57
2019-10-11 15:44:26 s 1 +68640.669 0 +336393.93 9600.0 C57
2019-10-11 18:44:26 S 00 12 19.428 +41 46 22.62 V C57
2019-10-11 18:44:26 s 1 +62629.430 0 +341868.45 260.0 C57
2019-10-11 19:14:26 S 00 12 05.491 +41 50 06.58 V C57
2019-10-11 19:14:26 s 1 +61620.628 0 +342744.02 7460.0 C57
2019-10-11 20:14:26 S 00 11 37.666 +41 57 25.52 V C57
2019-10-11 20:14:26 s 1 +59597.460 0 +344463.84 6280.0 C57
2019-10-11 20:44:26 S 00 11 24.257 +42 00 51.01 V C57
2019-10-11 20:44:26 s 1 +58583.176 0 +345308.17 8130.0 C57
2019-10-11 21:42:48 C 00 16 26.92 +42 02 09.7 q 160
2019-10-11 21:45:39 C 00 16 25.69 +42 02 30.2 q 160
2019-10-11 21:48:32 C 00 16 24.43 +42 02 51.3 q 160
2019-10-12 00:14:26 S 00 09 48.026 +42 25 27.05 V C57
2019-10-12 00:14:26 s 1 +51436.444 0 +350930.24 8270.0 C57
2019-10-12 01:44:26 S 00 09 08.760 +42 35 50.89 V C57
2019-10-12 01:44:26 s 1 +48350.609 0 +353186.90 5410.0 C57
2019-10-12 02:44:26 S 00 08 39.518 +42 43 00.66 V C57
2019-10-12 02:44:26 s 1 +46286.470 0 +354640.96 4820.0 C57
2019-10-12 04:44:26 S 00 07 42.319 +42 57 27.36 V C57
2019-10-12 04:44:26 s 1 +42142.862 0 +357429.08 2690.0 C57
2019-10-12 10:14:26 S 00 05 06.331 +43 36 17.28 V C57
2019-10-12 10:14:26 s 1 +30658.293 0 +364282.95 4010.0 C57