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
2021-06-13 13:34:02 s 1 +161995.43 6 +270659.57 4570.0 – C57
2021-06-13 13:44:01 S 11 40 26.402 -74 58 43.14 – V C57
2021-06-13 13:44:01 s 1 +161774.65 3 +271189.27 2730.0 – C57
2021-06-13 13:54:02 S 11 40 27.878 -74 58 26.47 – V C57
2021-06-13 13:54:02 s 1 +161553.14 3 +271717.76 9200.0 – C57
2021-06-13 14:04:01 S 11 40 28.858 -74 58 09.62 – V C57
2021-06-13 14:04:01 s 1 +161330.90 8 +272245.04 3980.0 – C57
2021-06-13 14:14:02 S 11 40 30.012 -74 57 53.14 – V C57
2021-06-13 14:14:02 s 1 +161107.95 1 +272771.11 7080.0 – C57
2021-06-13 14:24:01 S 11 40 30.874 -74 57 36.50 – V C57
2021-06-13 14:24:01 s 1 +160884.27 7 +273295.97 8520.0 – C57
2021-06-13 14:34:02 S 11 40 32.249 -74 57 19.62 – V C57
2021-06-13 14:34:02 s 1 +160659.88 7 +273819.62 8290.0 – C57
2021-06-13 14:44:01 S 11 40 33.398 -74 57 02.66 – V C57
2021-06-13 14:44:01 s 1 +160434.78 6 +274342.07 6410.0 – C57
2021-06-13 14:54:02 S 11 40 34.358 -74 56 46.07 – V C57
2021-06-13 14:54:02 s 1 +160208.97 7 +274863.31 2890.0 – C57
2021-06-13 15:04:02 S 11 40 35.678 -74 56 29.08 – V C57
2021-06-13 15:04:02 s 1 +159982.46 2 +275383.35 7730.0 – C57
2021-06-13 15:14:01 S 11 40 36.523 -74 56 12.26 – V C57
2021-06-13 15:14:01 s 1 +159755.24 5 +275902.18 940.0 – C57
2021-06-13 15:24:02 S 11 40 37.589 -74 55 55.02 – V C57
2021-06-13 15:24:02 s 1 +159527.32 9 +276419.82 2530.0 – C57
2021-06-13 15:34:01 S 11 40 39.178 -74 55 38.71 – V C57
2021-06-13 15:34:01 s 1 +159298.71 6 +276936.25 2510.0 – C57
2021-06-13 15:44:02 S 11 40 40.236 -74 55 21.54 – V C57
2021-06-13 15:44:02 s 1 +159069.41 1 +277451.49 880.0 – C57
2021-06-13 15:54:01 S 11 40 41.198 -74 55 05.27 – V C57
2021-06-13 15:54:01 s 1 +158839.41 6 +277965.53 7650.0 – C57
2021-06-13 16:04:02 S 11 40 42.396 -74 54 48.64 – V C57
2021-06-13 16:04:02 s 1 +158608.73 5 +278478.37 2840.0 – C57
2021-06-13 16:14:01 S 11 40 43.562 -74 54 31.21 – V C57
2021-06-13 16:14:01 s 1 +158377.36 9 +278990.03 6440.0 – C57
2021-06-13 16:24:01 S 11 40 44.530 -74 54 15.55 – V C57
2021-06-13 16:24:01 s 1 +158145.32 3 +279500.49 8470.0 – C57
2021-06-13 16:34:02 S 11 40 45.499 -74 53 57.84 – V C57
2021-06-13 16:34:02 s 1 +157912.59 9 +280009.75 8930.0 – C57
2021-06-13 16:44:01 S 11 40 46.697 -74 53 42.58 – V C57
2021-06-13 16:44:01 s 1 +157679.20 1 +280517.83 7830.0 – C57
2021-06-13 16:54:02 S 11 40 48.180 -74 53 24.68 – V C57
2021-06-13 16:54:02 s 1 +157445.13 1 +281024.72 5180.0 – C57
2021-06-13 17:04:01 S 11 40 48.782 -74 53 08.05 – V C57
2021-06-13 17:04:01 s 1 +157210.39 2 +281530.42 990.0 – C57
2021-06-13 17:14:00 S 11 40 50.460 -74 52 50.45 – V C57
2021-06-13 17:14:00 s 1 +156974.98 7 +282034.94 5260.0 – C57
2021-06-13 17:24:01 S 11 40 51.233 -74 52 33.89 – V C57
2021-06-13 17:24:01 s 1 +156738.91 9 +282538.27 8000.0 – C57
2021-06-13 17:34:02 S 11 40 52.541 -74 52 17.65 – V C57
2021-06-13 17:34:02 s 1 +156502.19 2 +283040.42 9210.0 – C57
2021-06-13 17:44:01 S 11 40 53.513 -74 52 01.13 – 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)