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
2021-05-31 02:14:02 s 1 +118568.39 1 +339942.17 1160.0 – C57
2021-05-31 02:24:02 S 11 25 54.581 -83 24 42.62 – V C57
2021-05-31 02:24:02 s 1 +118266.80 3 +340293.93 480.0 – C57
2021-05-31 02:44:02 S 11 25 54.883 -83 24 16.24 – V C57
2021-05-31 02:44:02 s 1 +117662.53 3 +340994.36 6810.0 – C57
2021-05-31 02:54:02 S 11 25 54.866 -83 24 02.38 – V C57
2021-05-31 02:54:02 s 1 +117359.85 4 +341343.03 3820.0 – C57
2021-05-31 03:04:02 S 11 25 54.979 -83 23 49.63 – V C57
2021-05-31 03:04:02 s 1 +117056.81 4 +341690.68 80.0 – C57
2021-05-31 03:24:02 S 11 25 54.641 -83 23 22.92 – V C57
2021-05-31 03:24:02 s 1 +116449.66 1 +342382.90 330.0 – C57
2021-05-31 03:44:02 S 11 25 54.706 -83 22 57.50 – V C57
2021-05-31 03:44:02 s 1 +115841.08 5 +343071.03 7590.0 – C57
2021-05-31 03:54:02 S 11 25 54.182 -83 22 44.11 – V C57
2021-05-31 03:54:02 s 1 +115536.26 8 +343413.57 110.0 – C57
2021-05-31 04:04:02 S 11 25 54.612 -83 22 31.30 – V C57
2021-05-31 04:04:02 s 1 +115231.09 9 +343755.08 1890.0 – C57
2021-05-31 04:14:02 S 11 25 54.257 -83 22 17.87 – V C57
2021-05-31 04:14:02 s 1 +114925.58 1 +344095.57 2930.0 – C57
2021-05-31 04:24:02 S 11 25 54.238 -83 22 04.40 – V C57
2021-05-31 04:24:02 s 1 +114619.71 6 +344435.05 3250.0 – C57
2021-05-31 05:04:02 S 11 25 54.454 -83 21 12.78 – V C57
2021-05-31 05:04:02 s 1 +113392.80 4 +345782.78 7310.0 – C57
2021-05-31 05:14:02 S 11 25 53.822 -83 20 58.63 – V C57
2021-05-31 05:14:02 s 1 +113085.22 2 +346117.17 4030.0 – C57
2021-05-31 05:24:02 S 11 25 53.846 -83 20 45.53 – V C57
2021-05-31 05:24:02 s 1 +112777.30 1 +346450.55 50.0 – C57
2021-05-31 05:34:02 S 11 25 53.863 -83 20 32.42 – V C57
2021-05-31 05:34:02 s 1 +112469.04 3 +346782.92 5370.0 – C57
2021-05-31 05:44:02 S 11 25 54.031 -83 20 19.03 – V C57
2021-05-31 05:44:02 s 1 +112160.44 9 +347114.28 9990.0 – C57
2021-05-31 05:54:02 S 11 25 54.478 -83 20 05.60 – V C57
2021-05-31 05:54:02 s 1 +111851.52 0 +347444.62 3910.0 – C57
2021-05-31 06:04:02 S 11 25 54.262 -83 19 52.43 – V C57
2021-05-31 06:04:02 s 1 +111542.25 9 +347773.96 7130.0 – C57
2021-05-31 06:14:02 S 11 25 53.472 -83 19 39.76 – V C57
2021-05-31 06:14:02 s 1 +111232.66 7 +348102.28 9670.0 – C57
2021-05-31 06:24:02 S 11 25 53.916 -83 19 26.80 – V C57
2021-05-31 06:24:02 s 1 +110922.74 5 +348429.60 1520.0 – C57
2021-05-31 06:34:02 S 11 25 53.856 -83 19 13.04 – V C57
2021-05-31 06:34:02 s 1 +110612.49 4 +348755.91 2690.0 – C57
2021-05-31 06:44:02 S 11 25 53.808 -83 19 00.77 – V C57
2021-05-31 06:44:02 s 1 +110301.91 7 +349081.21 3180.0 – C57
2021-05-31 06:54:02 S 11 25 53.710 -83 18 47.20 – V C57
2021-05-31 06:54:02 s 1 +109991.01 4 +349405.51 3000.0 – C57
2021-05-31 07:04:02 S 11 25 53.837 -83 18 33.30 – V C57
2021-05-31 07:04:02 s 1 +109679.78 7 +349728.80 2140.0 – C57
2021-05-31 07:14:02 S 11 25 53.294 -83 18 21.35 – V C57
2021-05-31 07:14:02 s 1 +109368.23 8 +350051.08 620.0 – C57
2021-05-31 07:24:02 S 11 25 53.503 -83 18 06.66 – 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)