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 11:14:02 s 1 -177853.96 3 +277269.89 5070.0 – C57
2021-06-06 11:24:02 S 11 27 25.522 -79 49 39.58 – V C57
2021-06-06 11:24:02 s 1 -178059.39 0 +276773.49 8810.0 – C57
2021-06-06 11:34:02 S 11 27 25.538 -79 49 24.13 – V C57
2021-06-06 11:34:02 s 1 -178264.12 4 +276276.01 530.0 – C57
2021-06-06 11:44:02 S 11 27 26.345 -79 49 08.54 – V C57
2021-06-06 11:44:02 s 1 -178468.16 4 +275777.45 210.0 – C57
2021-06-06 11:54:02 S 11 27 26.306 -79 48 54.04 – V C57
2021-06-06 11:54:02 s 1 -178671.50 6 +275277.82 7850.0 – C57
2021-06-06 12:04:02 S 11 27 26.676 -79 48 38.16 – V C57
2021-06-06 12:04:02 s 1 -178874.14 8 +274777.11 3440.0 – C57
2021-06-06 12:14:02 S 11 27 26.945 -79 48 22.72 – V C57
2021-06-06 12:14:02 s 1 -179076.08 7 +274275.32 6970.0 – C57
2021-06-06 12:24:02 S 11 27 27.298 -79 48 07.38 – V C57
2021-06-06 12:24:02 s 1 -179277.32 0 +273772.45 8440.0 – C57
2021-06-06 12:34:02 S 11 27 27.336 -79 47 52.51 – V C57
2021-06-06 12:34:02 s 1 -179477.84 5 +273268.50 7840.0 – C57
2021-06-06 12:44:02 S 11 27 27.811 -79 47 35.88 – V C57
2021-06-06 12:44:02 s 1 -179677.65 9 +272763.46 5160.0 – C57
2021-06-06 12:54:02 S 11 27 28.226 -79 47 22.88 – V C57
2021-06-06 12:54:02 s 1 -179876.76 0 +272257.35 390.0 – C57
2021-06-06 13:04:02 S 11 27 28.126 -79 47 06.58 – V C57
2021-06-06 13:04:02 s 1 -180075.14 3 +271750.15 3520.0 – C57
2021-06-06 13:14:02 S 11 27 28.277 -79 46 52.03 – V C57
2021-06-06 13:14:02 s 1 -180272.80 8 +271241.87 4560.0 – C57
2021-06-06 13:24:02 S 11 27 28.466 -79 46 37.06 – V C57
2021-06-06 13:24:02 s 1 -180469.75 0 +270732.50 3480.0 – C57
2021-06-06 13:34:02 S 11 27 28.742 -79 46 20.42 – V C57
2021-06-06 13:34:02 s 1 -180665.96 8 +270222.05 290.0 – C57
2021-06-06 13:44:02 S 11 27 28.517 -79 46 04.98 – V C57
2021-06-06 13:44:02 s 1 -180861.45 8 +269710.51 4970.0 – C57
2021-06-06 13:54:02 S 11 27 28.963 -79 45 50.72 – V C57
2021-06-06 13:54:02 s 1 -181056.21 7 +269197.88 7520.0 – C57
2021-06-06 14:04:02 S 11 27 29.052 -79 45 34.96 – V C57
2021-06-06 14:04:02 s 1 -181250.24 3 +268684.16 7930.0 – C57
2021-06-06 14:14:02 S 11 27 29.035 -79 45 20.02 – V C57
2021-06-06 14:14:02 s 1 -181443.53 3 +268169.35 6190.0 – C57
2021-06-06 14:24:02 S 11 27 29.527 -79 45 04.10 – V C57
2021-06-06 14:24:02 s 1 -181636.08 4 +267653.45 2300.0 – C57
2021-06-06 14:34:02 S 11 27 29.578 -79 44 49.52 – V C57
2021-06-06 14:34:02 s 1 -181827.89 3 +267136.46 6240.0 – C57
2021-06-06 14:44:02 S 11 27 29.398 -79 44 33.86 – V C57
2021-06-06 14:44:02 s 1 -182018.95 7 +266618.37 8010.0 – C57
2021-06-06 14:54:02 S 11 27 29.695 -79 44 18.74 – V C57
2021-06-06 14:54:02 s 1 -182209.27 3 +266099.19 7600.0 – C57
2021-06-06 15:04:02 S 11 27 30.036 -79 44 03.37 – V C57
2021-06-06 15:04:02 s 1 -182398.83 8 +265578.92 5000.0 – C57
2021-06-06 15:14:02 S 11 27 30.170 -79 43 48.29 – V C57
2021-06-06 15:14:02 s 1 -182587.65 1 +265057.55 210.0 – C57
2021-06-06 15:24:02 S 11 27 30.326 -79 43 32.70 – 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)