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
2021-06-06 15:24:02 s 1 -182775.70 6 +264535.08 3210.0 – C57
2021-06-06 15:34:02 S 11 27 30.684 -79 43 16.90 – V C57
2021-06-06 15:34:02 s 1 -182963.00 2 +264011.51 4010.0 – C57
2021-06-06 15:44:02 S 11 27 31.118 -79 43 01.92 – V C57
2021-06-06 15:44:02 s 1 -183149.53 6 +263486.84 2580.0 – C57
2021-06-06 15:54:02 S 11 27 31.735 -79 42 47.34 – V C57
2021-06-06 15:54:02 s 1 -183335.30 4 +262961.08 8930.0 – C57
2021-06-06 16:04:02 S 11 27 31.750 -79 42 31.57 – V C57
2021-06-06 16:04:02 s 1 -183520.30 3 +262434.21 3030.0 – C57
2021-06-06 16:14:02 S 11 27 32.018 -79 42 15.34 – V C57
2021-06-06 16:14:02 s 1 -183704.53 1 +261906.24 4900.0 – C57
2021-06-06 16:24:02 S 11 27 32.042 -79 42 01.91 – V C57
2021-06-06 16:24:02 s 1 -183887.98 5 +261377.17 4510.0 – C57
2021-06-06 16:44:02 S 11 27 32.479 -79 41 30.70 – V C57
2021-06-06 16:44:02 s 1 -184252.55 6 +260315.71 6950.0 – C57
2021-06-06 16:54:02 S 11 27 32.611 -79 41 14.46 – V C57
2021-06-06 16:54:02 s 1 -184433.66 8 +259783.32 9750.0 – C57
2021-06-06 17:04:02 S 11 27 32.822 -79 41 00.06 – V C57
2021-06-06 17:04:02 s 1 -184613.99 3 +259249.82 270.0 – C57
2021-06-06 17:14:02 S 11 27 32.546 -79 40 44.26 – V C57
2021-06-06 17:14:02 s 1 -184793.52 8 +258715.22 8500.0 – C57
2021-06-06 17:54:02 S 11 27 33.276 -79 39 43.67 – V C57
2021-06-06 17:54:02 s 1 -185503.70 5 +256565.70 8280.0 – C57
2021-06-06 18:24:02 S 11 27 33.619 -79 38 56.83 – V C57
2021-06-06 18:24:02 s 1 -186027.88 9 +254941.87 1110.0 – C57
2021-06-06 18:34:02 S 11 27 34.363 -79 38 41.53 – V C57
2021-06-06 18:34:02 s 1 -186200.99 0 +254398.36 670.0 – C57
2021-06-06 18:44:02 S 11 27 34.555 -79 38 26.56 – V C57
2021-06-06 18:44:02 s 1 -186373.27 3 +253853.74 7860.0 – C57
2021-06-06 18:54:02 S 11 27 34.906 -79 38 11.36 – V C57
2021-06-06 18:54:02 s 1 -186544.73 3 +253307.99 2660.0 – C57
2021-06-06 19:04:02 S 11 27 34.656 -79 37 56.28 – V C57
2021-06-06 19:04:02 s 1 -186715.36 9 +252761.13 5080.0 – C57
2021-06-06 19:14:02 S 11 27 35.786 -79 37 39.72 – V C57
2021-06-06 19:14:02 s 1 -186885.17 6 +252213.15 5090.0 – C57
2021-06-06 19:24:02 S 11 27 35.597 -79 37 24.64 – V C57
2021-06-06 19:24:02 s 1 -187054.15 1 +251664.04 2700.0 – C57
2021-06-06 19:34:02 S 11 27 35.810 -79 37 10.49 – V C57
2021-06-06 19:34:02 s 1 -187222.29 0 +251113.81 7890.0 – C57
2021-06-06 19:44:02 S 11 27 36.218 -79 36 54.40 – V C57
2021-06-06 19:44:02 s 1 -187389.59 1 +250562.46 650.0 – C57
2021-06-06 19:54:02 S 11 27 36.254 -79 36 38.74 – V C57
2021-06-06 19:54:02 s 1 -187556.05 1 +250009.98 980.0 – C57
2021-06-06 20:04:02 S 11 27 36.410 -79 36 23.44 – V C57
2021-06-06 20:04:02 s 1 -187721.66 4 +249456.38 8860.0 – C57
2021-06-06 20:14:02 S 11 27 36.780 -79 36 08.57 – V C57
2021-06-06 20:14:02 s 1 -187886.43 0 +248901.65 4290.0 – C57
2021-06-06 20:24:02 S 11 27 36.696 -79 35 52.12 – V C57
2021-06-06 20:24:02 s 1 -188050.34 2 +248345.79 7250.0 – C57
2021-06-06 20:34:02 S 11 27 36.766 -79 35 37.46 – 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)