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
2021-06-08 04:54:02 s 1 -197851.67 6 +117066.25 7700.0 – C57
2021-06-08 05:04:02 S 11 28 16.114 -78 44 08.56 – V C57
2021-06-08 05:04:02 s 1 -197746.85 4 +116270.16 4810.0 – C57
2021-06-08 05:14:02 S 11 28 16.318 -78 43 54.16 – V C57
2021-06-08 05:14:02 s 1 -197639.86 2 +115472.80 5940.0 – C57
2021-06-08 05:24:02 S 11 28 16.946 -78 43 37.13 – V C57
2021-06-08 05:24:02 s 1 -197530.69 0 +114674.17 1060.0 – C57
2021-06-08 05:44:02 S 11 28 17.242 -78 43 04.04 – V C57
2021-06-08 05:44:02 s 1 -197305.74 9 +113073.07 3150.0 – C57
2021-06-08 05:54:02 S 11 28 17.594 -78 42 47.12 – V C57
2021-06-08 05:54:02 s 1 -197189.95 5 +112270.62 50.0 – C57
2021-06-08 06:04:02 S 11 28 17.477 -78 42 31.75 – V C57
2021-06-08 06:04:02 s 1 -197071.92 9 +111466.89 810.0 – C57
2021-06-08 06:14:02 S 11 28 18.067 -78 42 16.31 – V C57
2021-06-08 06:14:02 s 1 -196951.65 8 +110661.88 5400.0 – C57
2021-06-08 06:24:02 S 11 28 18.067 -78 41 58.13 – V C57
2021-06-08 06:24:02 s 1 -196829.12 8 +109855.61 3780.0 – C57
2021-06-08 06:34:02 S 11 28 17.986 -78 41 41.03 – V C57
2021-06-08 06:34:02 s 1 -196704.32 6 +109048.07 5920.0 – C57
2021-06-08 07:54:02 S 11 28 19.666 -78 39 30.42 – V C57
2021-06-08 07:54:02 s 1 -195622.51 9 +102542.18 4020.0 – C57
2021-06-08 08:04:02 S 11 28 20.179 -78 39 14.26 – V C57
2021-06-08 08:04:02 s 1 -195476.66 3 +101723.27 8370.0 – C57
2021-06-08 08:14:02 S 11 28 20.321 -78 38 57.55 – V C57
2021-06-08 08:14:02 s 1 -195328.39 7 +100903.11 6120.0 – C57
2021-06-08 08:24:02 S 11 28 20.688 -78 38 41.03 – V C57
2021-06-08 08:24:02 s 1 -195177.70 7 +100081.69 7230.0 – C57
2021-06-08 08:34:02 S 11 28 20.916 -78 38 25.69 – V C57
2021-06-08 08:34:02 s 1 -195024.57 9 +99259.024 1650.0 – C57
2021-06-08 08:44:02 S 11 28 20.798 -78 38 08.63 – V C57
2021-06-08 08:44:02 s 1 -194868.99 8 +98435.103 9370.0 – C57
2021-06-08 08:54:02 S 11 28 21.478 -78 37 51.49 – V C57
2021-06-08 08:54:02 s 1 -194710.95 0 +97609.934 320.0 – C57
2021-06-08 09:04:02 S 11 28 21.130 -78 37 35.26 – V C57
2021-06-08 09:04:02 s 1 -194550.41 9 +96783.519 4480.0 – C57
2021-06-08 09:14:02 S 11 28 21.343 -78 37 19.56 – V C57
2021-06-08 09:14:02 s 1 -194387.39 0 +95955.860 1810.0 – C57
2021-06-08 09:24:02 S 11 28 21.540 -78 37 03.07 – V C57
2021-06-08 09:24:02 s 1 -194221.84 9 +95126.958 2260.0 – C57
2021-06-08 09:34:02 S 11 28 21.857 -78 36 46.26 – V C57
2021-06-08 09:34:02 s 1 -194053.78 0 +94296.816 5810.0 – C57
2021-06-08 09:44:02 S 11 28 21.842 -78 36 30.02 – V C57
2021-06-08 09:44:02 s 1 -193883.16 7 +93465.437 2400.0 – C57
2021-06-08 09:54:02 S 11 28 21.799 -78 36 12.78 – V C57
2021-06-08 09:54:02 s 1 -193709.99 6 +92632.822 1990.0 – C57
2021-06-08 10:14:02 S 11 28 22.394 -78 35 40.52 – V C57
2021-06-08 10:14:02 s 1 -193355.91 4 +90963.895 40.0 – C57
2021-06-08 10:24:02 S 11 28 22.594 -78 35 23.89 – V C57
2021-06-08 10:24:02 s 1 -193174.97 2 +90127.588 8420.0 – C57
2021-06-08 10:44:02 S 11 28 22.723 -78 34 50.52 – 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)