IAA RAS IAA Minor Planet Database

242450 (2004 QY2)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4771213381 ± 9.11e-09
Semi-major axis (a)1.0838644260 AU ± 6.75e-10
Inclination (i)37.03321187° ± 1.29e-06
Long. of Asc. Node (Ω)295.27194922° ± 1.98e-06
Arg. of Perihelion (ω)104.98559607° ± 2.25e-06
Mean Anomaly (M)224.10797023° ± 2.52e-06
Mean Motion (n)0.8734736991°/day ± 8.16e-10
Perihelion dist (q)0.56672958 AU ± 9.88e-09
Aphelion dist (Q)1.60099927 AU ± 9.93e-09
Orbital Period1.12839835 yr ± 1.05e-09
Physical Parameters
H (abs. magnitude)14.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.213″
Uncertainty0
Orbit TypeApollo
MOID0.048037 AU
Observations Used3323
Radar Obs Used1
Gaia Obs Used53
Oppositions1
Arc Total2004-2025
First Observation Used2004-08-20
Last Observation Used2025-06-08
Observations (5743)
Date Type RA Dec Mag Band Observatory
2021-06-03 05:24:02 s 1 -36510.313 0 +403243.05 7340.0 – C57
2021-06-03 05:34:02 S 11 26 11.609 -81 42 57.13 – V C57
2021-06-03 05:34:02 s 1 -36864.731 0 +403183.02 9610.0 – C57
2021-06-03 05:44:02 S 11 26 11.491 -81 42 43.31 – V C57
2021-06-03 05:44:02 s 1 -37219.073 0 +403122.12 1540.0 – C57
2021-06-03 05:54:02 S 11 26 11.882 -81 42 29.34 – V C57
2021-06-03 05:54:02 s 1 -37573.338 0 +403060.35 3120.0 – C57
2021-06-03 06:04:02 S 11 26 11.760 -81 42 14.18 – V C57
2021-06-03 06:04:02 s 1 -37927.525 0 +402997.73 4370.0 – C57
2021-06-03 06:14:02 S 11 26 11.633 -81 42 00.47 – V C57
2021-06-03 06:14:02 s 1 -38281.634 0 +402934.23 5260.0 – C57
2021-06-03 06:24:02 S 11 26 11.662 -81 41 48.01 – V C57
2021-06-03 06:24:02 s 1 -38635.662 0 +402869.88 5810.0 – C57
2021-06-03 06:34:02 S 11 26 11.482 -81 41 32.64 – V C57
2021-06-03 06:34:02 s 1 -38989.611 0 +402804.66 6010.0 – C57
2021-06-03 06:44:02 S 11 26 11.916 -81 41 18.85 – V C57
2021-06-03 06:44:02 s 1 -39343.478 0 +402738.57 5860.0 – C57
2021-06-03 06:54:02 S 11 26 11.861 -81 41 05.64 – V C57
2021-06-03 06:54:02 s 1 -39697.263 0 +402671.62 5360.0 – C57
2021-06-03 07:04:02 S 11 26 12.017 -81 40 49.87 – V C57
2021-06-03 07:04:02 s 1 -40050.966 0 +402603.80 4500.0 – C57
2021-06-03 07:14:02 S 11 26 12.319 -81 40 35.94 – V C57
2021-06-03 07:14:02 s 1 -40404.585 0 +402535.12 3280.0 – C57
2021-06-03 07:24:02 S 11 26 12.182 -81 40 23.41 – V C57
2021-06-03 07:24:02 s 1 -40758.120 0 +402465.57 1700.0 – C57
2021-06-03 07:34:02 S 11 26 12.132 -81 40 08.47 – V C57
2021-06-03 07:34:02 s 1 -41111.570 0 +402395.16 9760.0 – C57
2021-06-03 07:44:02 S 11 26 12.679 -81 39 55.37 – V C57
2021-06-03 07:44:02 s 1 -41464.934 0 +402323.88 7450.0 – C57
2021-06-03 07:54:02 S 11 26 12.542 -81 39 41.15 – V C57
2021-06-03 07:54:02 s 1 -41818.212 0 +402251.74 4780.0 – C57
2021-06-03 08:04:02 S 11 26 13.109 -81 39 26.35 – V C57
2021-06-03 08:04:02 s 1 -42171.401 0 +402178.74 1740.0 – C57
2021-06-03 08:14:02 S 11 26 12.614 -81 39 13.54 – V C57
2021-06-03 08:14:02 s 1 -42524.503 0 +402104.86 8330.0 – C57
2021-06-03 08:24:02 S 11 26 13.162 -81 38 58.16 – V C57
2021-06-03 08:24:02 s 1 -42877.516 0 +402030.13 4550.0 – C57
2021-06-03 08:34:02 S 11 26 13.426 -81 38 44.52 – V C57
2021-06-03 08:34:02 s 1 -43230.439 0 +401954.52 390.0 – C57
2021-06-03 08:44:02 S 11 26 13.735 -81 38 30.84 – V C57
2021-06-03 08:44:02 s 1 -43583.271 0 +401878.05 5850.0 – C57
2021-06-03 08:54:02 S 11 26 13.925 -81 38 16.55 – V C57
2021-06-03 08:54:02 s 1 -43936.012 0 +401800.72 930.0 – C57
2021-06-03 09:04:02 S 11 26 14.198 -81 38 02.87 – V C57
2021-06-03 09:04:02 s 1 -44288.661 0 +401722.52 5640.0 – C57
2021-06-03 09:14:02 S 11 26 14.422 -81 37 49.22 – V C57
2021-06-03 09:14:02 s 1 -44641.217 0 +401643.45 9960.0 – C57
2021-06-03 09:24:02 S 11 26 14.414 -81 37 34.54 – V C57
2021-06-03 09:24:02 s 1 -44993.679 0 +401563.52 3890.0 – C57
2021-06-03 09:34:02 S 11 26 14.522 -81 37 19.78 – V C57
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2020-07-08 12:05:00 162807203.15 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)