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
2021-05-29 23:24:02 s 1 +161015.24 3 +269178.66 9240.0 – C57
2021-05-29 23:34:02 S 11 26 01.514 -83 59 40.52 – V C57
2021-05-29 23:34:02 s 1 +160798.84 9 +269709.90 5720.0 – C57
2021-05-29 23:44:02 S 11 26 01.488 -83 59 26.63 – V C57
2021-05-29 23:44:02 s 1 +160581.71 9 +270239.93 540.0 – C57
2021-05-29 23:54:02 S 11 26 01.682 -83 59 15.00 – V C57
2021-05-29 23:54:02 s 1 +160363.85 7 +270768.73 3720.0 – C57
2021-05-30 00:04:02 S 11 26 01.145 -83 59 01.46 – V C57
2021-05-30 00:04:02 s 1 +160145.26 6 +271296.33 5260.0 – C57
2021-05-30 00:14:02 S 11 26 01.574 -83 58 48.40 – V C57
2021-05-30 00:14:02 s 1 +159925.94 9 +271822.71 5160.0 – C57
2021-05-30 00:24:02 S 11 26 01.591 -83 58 35.94 – V C57
2021-05-30 00:24:02 s 1 +159705.90 9 +272347.88 3440.0 – C57
2021-05-30 00:34:02 S 11 26 01.286 -83 58 21.58 – V C57
2021-05-30 00:34:02 s 1 +159485.14 9 +272871.84 110.0 – C57
2021-05-30 00:44:02 S 11 26 01.114 -83 58 08.98 – V C57
2021-05-30 00:44:02 s 1 +159263.67 3 +273394.59 5160.0 – C57
2021-05-30 00:54:02 S 11 26 01.450 -83 57 56.41 – V C57
2021-05-30 00:54:02 s 1 +159041.48 4 +273916.13 8620.0 – C57
2021-05-30 01:04:02 S 11 26 01.238 -83 57 43.70 – V C57
2021-05-30 01:04:02 s 1 +158818.58 5 +274436.48 490.0 – C57
2021-05-30 01:14:02 S 11 26 01.704 -83 57 31.32 – V C57
2021-05-30 01:14:02 s 1 +158594.98 0 +274955.61 760.0 – C57
2021-05-30 01:24:02 S 11 26 01.514 -83 57 16.99 – V C57
2021-05-30 01:24:02 s 1 +158370.67 0 +275473.55 9460.0 – C57
2021-05-30 01:34:02 S 11 26 01.390 -83 57 04.79 – V C57
2021-05-30 01:34:02 s 1 +158145.66 1 +275990.28 6590.0 – C57
2021-05-30 01:44:02 S 11 26 00.624 -83 56 52.44 – V C57
2021-05-30 01:44:02 s 1 +157919.95 4 +276505.81 2160.0 – C57
2021-05-30 01:54:02 S 11 26 01.154 -83 56 38.98 – V C57
2021-05-30 01:54:02 s 1 +157693.55 3 +277020.15 6170.0 – C57
2021-05-30 02:04:02 S 11 26 01.334 -83 56 27.10 – V C57
2021-05-30 02:04:02 s 1 +157466.46 0 +277533.29 8630.0 – C57
2021-05-30 02:24:02 S 11 26 01.286 -83 55 59.99 – V C57
2021-05-30 02:24:02 s 1 +157010.21 5 +278555.99 8940.0 – C57
2021-05-30 02:54:02 S 11 26 00.487 -83 55 21.22 – V C57
2021-05-30 02:54:02 s 1 +156320.73 9 +280081.10 7980.0 – C57
2021-05-30 03:04:02 S 11 26 01.142 -83 55 07.68 – V C57
2021-05-30 03:04:02 s 1 +156089.56 4 +280587.09 1300.0 – C57
2021-05-30 03:14:02 S 11 26 00.790 -83 54 55.40 – V C57
2021-05-30 03:14:02 s 1 +155857.71 9 +281091.89 3130.0 – C57
2021-05-30 03:24:02 S 11 26 00.907 -83 54 41.54 – V C57
2021-05-30 03:24:02 s 1 +155625.20 7 +281595.52 3460.0 – C57
2021-05-30 04:04:02 S 11 26 00.170 -83 53 50.32 – V C57
2021-05-30 04:04:02 s 1 +154688.54 8 +283598.17 40.0 – C57
2021-05-30 04:14:02 S 11 25 59.594 -83 53 38.26 – V C57
2021-05-30 04:14:02 s 1 +154452.74 4 +284095.89 3020.0 – C57
2021-05-30 04:24:02 S 11 25 59.986 -83 53 23.46 – V C57
2021-05-30 04:24:02 s 1 +154216.29 2 +284592.43 4560.0 – C57
2021-05-30 04:34:02 S 11 25 59.566 -83 53 11.51 – 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)