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
2021-05-30 17:44:02 s 1 +133425.80 8 +320617.72 9540.0 – C57
2021-05-30 17:54:02 S 11 25 56.482 -83 35 50.03 – V C57
2021-05-30 17:54:02 s 1 +133145.11 0 +321023.15 3600.0 – C57
2021-05-30 18:14:02 S 11 25 56.597 -83 35 24.04 – V C57
2021-05-30 18:14:02 s 1 +132582.35 1 +321830.78 8760.0 – C57
2021-05-30 18:24:02 S 11 25 56.280 -83 35 11.94 – V C57
2021-05-30 18:24:02 s 1 +132300.29 3 +322232.99 9880.0 – C57
2021-05-30 18:34:02 S 11 25 55.834 -83 34 58.19 – V C57
2021-05-30 18:34:02 s 1 +132017.78 5 +322634.12 20.0 – C57
2021-05-30 18:44:02 S 11 25 55.678 -83 34 45.73 – V C57
2021-05-30 18:44:02 s 1 +131734.83 0 +323034.17 9190.0 – C57
2021-05-30 18:54:02 S 11 25 55.757 -83 34 31.87 – V C57
2021-05-30 18:54:02 s 1 +131451.42 9 +323433.16 7400.0 – C57
2021-05-30 19:04:02 S 11 25 56.146 -83 34 18.44 – V C57
2021-05-30 19:04:02 s 1 +131167.58 5 +323831.07 4650.0 – C57
2021-05-30 19:14:02 S 11 25 55.910 -83 34 06.46 – V C57
2021-05-30 19:14:02 s 1 +130883.29 8 +324227.91 950.0 – C57
2021-05-30 19:24:02 S 11 25 56.479 -83 33 52.63 – V C57
2021-05-30 19:24:02 s 1 +130598.57 2 +324623.69 6290.0 – C57
2021-05-30 19:34:02 S 11 25 55.560 -83 33 38.30 – V C57
2021-05-30 19:34:02 s 1 +130313.40 8 +325018.39 690.0 – C57
2021-05-30 19:44:02 S 11 25 55.375 -83 33 26.89 – V C57
2021-05-30 19:44:02 s 1 +130027.80 7 +325412.03 4150.0 – C57
2021-05-30 19:54:02 S 11 25 56.225 -83 33 13.64 – V C57
2021-05-30 19:54:02 s 1 +129741.77 2 +325804.61 6670.0 – C57
2021-05-30 20:04:02 S 11 25 55.222 -83 33 00.43 – V C57
2021-05-30 20:04:02 s 1 +129455.30 5 +326196.11 8260.0 – C57
2021-05-30 20:14:02 S 11 25 55.416 -83 32 48.55 – V C57
2021-05-30 20:14:02 s 1 +129168.40 7 +326586.56 8930.0 – C57
2021-05-30 20:24:02 S 11 25 55.025 -83 32 34.15 – V C57
2021-05-30 20:24:02 s 1 +128881.08 0 +326975.94 8670.0 – C57
2021-05-30 20:34:02 S 11 25 55.236 -83 32 21.91 – V C57
2021-05-30 20:34:02 s 1 +128593.32 6 +327364.26 7490.0 – C57
2021-05-30 20:44:02 S 11 25 55.699 -83 32 08.59 – V C57
2021-05-30 20:44:02 s 1 +128305.14 7 +327751.52 5400.0 – C57
2021-05-30 20:54:02 S 11 25 55.598 -83 31 54.26 – V C57
2021-05-30 20:54:02 s 1 +128016.54 6 +328137.71 2390.0 – C57
2021-05-30 21:04:02 S 11 25 55.258 -83 31 42.35 – V C57
2021-05-30 21:04:02 s 1 +127727.52 2 +328522.85 8490.0 – C57
2021-05-30 21:14:02 S 11 25 55.121 -83 31 29.75 – V C57
2021-05-30 21:14:02 s 1 +127438.07 9 +328906.93 3680.0 – C57
2021-05-30 21:24:02 S 11 25 55.092 -83 31 16.36 – V C57
2021-05-30 21:24:02 s 1 +127148.21 8 +329289.96 7970.0 – C57
2021-05-30 21:34:02 S 11 25 54.727 -83 31 02.50 – V C57
2021-05-30 21:34:02 s 1 +126857.94 2 +329671.93 1370.0 – C57
2021-05-30 21:44:02 S 11 25 54.696 -83 30 49.43 – V C57
2021-05-30 21:44:02 s 1 +126567.25 1 +330052.84 3880.0 – C57
2021-05-30 21:54:02 S 11 25 54.396 -83 30 37.12 – V C57
2021-05-30 21:54:02 s 1 +126276.14 7 +330432.70 5510.0 – C57
2021-05-30 22:04:02 S 11 25 55.006 -83 30 24.19 – 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)