2011 JY31

Initial reported observation by Magellan-Clay Telescope on 2011-05-04.
(Discoverer will be defined when the object is numbered. See this note on how discoverers are determined.)

Orbit

Orbit type: Distant object

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epoch2024-03-31.0
epoch JD2460400.5
perihelion date2060-03-15.41303
perihelion JD2473533.91303
argument of perihelion (°)111.29583
ascending node (°)231.59684
inclination (°)2.60788
eccentricity0.0592570
perihelion distance (AU)41.3737459
Tisserand w.r.t. Jupiter5.9
ΔV w.r.t. Earth (km/sec)12.4
semimajor axis (AU)43.9798619
mean anomaly (°)315.61864
mean daily motion (°/day)0.00337930
aphelion distance (AU)46.586
period (years)292
P-vector [x]0.95499919
P-vector [y]-0.28620213
P-vector [z]-0.07787742
Q-vector [x]0.29445737
Q-vector [y]0.88324732
Q-vector [z]0.36492333
absolute magnitude7.41
phase slope0.15
uncertainty4
referenceMPEC 2024-E50
observations used71
oppositions5
arc length (days)2276
first opposition used2011
last opposition used2017
residual rms (arc-secs)0.13
perturbers coarse indicatorM-v
perturbers precise indicator003Ek
first observation date used2011-04-28.0
last observation date used2017-07-21.0
computer nameMPCLINUX
Minimum Orbit Intersection Distances (in AU)
for orbit epoch: 2460400.5, reference: E2024-E50
Mercury40.9923
Venus40.6501
Earth40.3669
Mars39.995
Jupiter36.396
Saturn31.6514
Uranus21.2688
Neptune11.5443

Observations

71 total observations over interval: 2011 04 28.29388 – 2017 07 21.52175
These data are available for download (format description).

Date (UT) J2000 RA J2000 Dec Magn Location Ref
2011 04 28.29388 18 32 25.22 -21 21 50.9   268 – Magellan-Clay Telescope MPS 446074
2011 04 28.39916 18 32 25.00 -21 21 50.9   268 – Magellan-Clay Telescope MPS 446074
2011 04 30.29847 18 32 21.06 -21 21 48.6   268 – Magellan-Clay Telescope MPS 446074
2011 04 30.29915 18 32 21.06 -21 21 48.7   268 – Magellan-Clay Telescope MPS 446074
2011 05 04.35789 18 32 11.59 -21 21 45.2   268 – Magellan-Clay Telescope MPS 446074
2011 05 04.38104 18 32 11.52 -21 21 45.1   268 – Magellan-Clay Telescope MPS 446074
2011 05 04.39888 18 32 11.48 -21 21 45.2   268 – Magellan-Clay Telescope MPS 446074
2011 05 04.40573 18 32 11.46 -21 21 45.1   268 – Magellan-Clay Telescope MPS 446074
2011 05 04.42148 18 32 11.43 -21 21 45.2   268 – Magellan-Clay Telescope MPS 446074
2011 05 27.28690 18 30 54.35 -21 21 51.6   268 – Magellan-Clay Telescope MPS 446074
2011 05 27.28768 18 30 54.35 -21 21 51.6   268 – Magellan-Clay Telescope MPS 446074
2011 05 29.40904 18 30 45.50 -21 21 54.6   266 – New Horizons KBO Search-Subaru MPS 446074
2011 05 29.54954 18 30 44.90 -21 21 54.8   266 – New Horizons KBO Search-Subaru MPS 446074
2011 05 30.41081 18 30 41.24 -21 21 55.9   266 – New Horizons KBO Search-Subaru MPS 446074
2011 05 30.47860 18 30 40.95 -21 21 56.0   266 – New Horizons KBO Search-Subaru MPS 446074
2011 05 30.54565 18 30 40.65 -21 21 56.2   266 – New Horizons KBO Search-Subaru MPS 446074
2011 05 31.22732 18 30 37.71 -21 21 57.0   268 – Magellan-Clay Telescope MPS 446074
2011 05 31.22801 18 30 37.71 -21 21 57.0   268 – Magellan-Clay Telescope MPS 446074
2011 05 31.29595 18 30 37.42 -21 21 57.1   268 – Magellan-Clay Telescope MPS 446074
2011 05 31.29705 18 30 37.41 -21 21 57.1   268 – Magellan-Clay Telescope MPS 446074
2011 05 31.37286 18 30 37.07 -21 21 57.3   268 – Magellan-Clay Telescope MPS 446074
2011 05 31.37355 18 30 37.07 -21 21 57.3   268 – Magellan-Clay Telescope MPS 446074
2011 05 31.53716 18 30 36.36 -21 21 57.6   266 – New Horizons KBO Search-Subaru MPS 446074
2011 06 01.43469 18 30 32.44 -21 21 58.7   266 – New Horizons KBO Search-Subaru MPS 446074
2011 06 01.51361 18 30 32.11 -21 21 59.1   266 – New Horizons KBO Search-Subaru MPS 446074
2011 07 01.12040 18 28 08.92 -21 23 10.8   269 – Magellan-Baade Telescope MPS 446074
2011 07 01.12099 18 28 08.92 -21 23 10.8   269 – Magellan-Baade Telescope MPS 446074
2011 07 01.20571 18 28 08.48 -21 23 11.0   269 – Magellan-Baade Telescope MPS 446074
2011 07 01.20630 18 28 08.49 -21 23 11.2   269 – Magellan-Baade Telescope MPS 446074
2011 07 01.29082 18 28 08.04 -21 23 11.3 24.8 R 269 – Magellan-Baade Telescope MPS 446074
2011 07 01.29141 18 28 08.05 -21 23 11.4   269 – Magellan-Baade Telescope MPS 446074
2011 07 02.32100 18 28 02.88 -21 23 14.6   266 – New Horizons KBO Search-Subaru MPS 446074
2011 07 02.37545 18 28 02.61 -21 23 14.8   266 – New Horizons KBO Search-Subaru MPS 446074
2012 04 17.34199 18 38 18.00 -21 14 50.4   268 – Magellan-Clay Telescope MPS 446074
2012 04 17.38720 18 38 17.95 -21 14 50.2   268 – Magellan-Clay Telescope MPS 446074
2012 04 17.41592 18 38 17.93 -21 14 50.2   268 – Magellan-Clay Telescope MPS 446074
2012 04 18.26755 18 38 17.13 -21 14 48.3   268 – Magellan-Clay Telescope MPS 446074
2012 04 18.31485 18 38 17.08 -21 14 48.3   268 – Magellan-Clay Telescope MPS 446074
2012 04 18.36265 18 38 17.03 -21 14 48.2   268 – Magellan-Clay Telescope MPS 446074
2012 04 18.40528 18 38 16.98 -21 14 48.1   268 – Magellan-Clay Telescope MPS 446074
2012 04 19.30535 18 38 16.05 -21 14 46.3   268 – Magellan-Clay Telescope MPS 446074
2012 04 19.35214 18 38 16.00 -21 14 46.1   268 – Magellan-Clay Telescope MPS 446074
2012 04 19.39905 18 38 15.94 -21 14 46.1   268 – Magellan-Clay Telescope MPS 446074
2012 09 18.64857 18 29 31.07 -21 21 20.7 24.8 R 250 – Hubble Space Telescope MPS 468687
2012 09 18.65704 18 29 31.07 -21 21 20.7   250 – Hubble Space Telescope MPS 468687
2012 09 18.70856 18 29 31.06 -21 21 20.9   250 – Hubble Space Telescope MPS 468687
2012 09 18.71703 18 29 31.06 -21 21 20.9   250 – Hubble Space Telescope MPS 468687
2012 09 18.78152 18 29 31.06 -21 21 21.1   250 – Hubble Space Telescope MPS 468687
2012 09 18.78999 18 29 31.06 -21 21 21.0   250 – Hubble Space Telescope MPS 468687
2012 09 18.84353 18 29 31.05 -21 21 21.2   250 – Hubble Space Telescope MPS 468687
2012 09 18.85200 18 29 31.05 -21 21 21.2   250 – Hubble Space Telescope MPS 468687
2014 06 25.35404 18 45 45.278 -20 59 58.97   266 – New Horizons KBO Search-Subaru MPS 801577
2014 06 25.40771 18 45 45.007 -20 59 59.27   266 – New Horizons KBO Search-Subaru MPS 801577
2014 06 25.42538 18 45 44.919 -20 59 59.38   266 – New Horizons KBO Search-Subaru MPS 801577
2014 06 25.43398 18 45 44.874 -20 59 59.45   266 – New Horizons KBO Search-Subaru MPS 801577
2014 06 25.53073 18 45 44.385 -20 59 59.85   266 – New Horizons KBO Search-Subaru MPS 801577
2014 06 25.54838 18 45 44.290 -20 59 59.95   266 – New Horizons KBO Search-Subaru MPS 801577
2016 06 30.39446 18 56 44.372 -20 41 35.51   266 – New Horizons KBO Search-Subaru MPS 801577
2016 06 30.40165 18 56 44.333 -20 41 35.43   266 – New Horizons KBO Search-Subaru MPS 801577
2017 07 20.25325 19 00 50.845 -20 33 26.50 23.4 r 266 – New Horizons KBO Search-Subaru MPS 2146079
2017 07 20.39364 19 00 50.153 -20 33 27.58 23.4 r 266 – New Horizons KBO Search-Subaru MPS 2146079
2017 07 20.50567 19 00 49.606 -20 33 28.37 23.1 r 266 – New Horizons KBO Search-Subaru MPS 2146079
2017 07 20.53088 19 00 49.478 -20 33 28.59 23.4 r 266 – New Horizons KBO Search-Subaru MPS 2146079
2017 07 20.53925 19 00 49.442 -20 33 28.62 23.1 r 266 – New Horizons KBO Search-Subaru MPS 2146079
2017 07 20.55184 19 00 49.380 -20 33 28.71 23.1 r 266 – New Horizons KBO Search-Subaru MPS 2146079
2017 07 21.24888 19 00 46.029 -20 33 34.00 23.5 r 266 – New Horizons KBO Search-Subaru MPS 2146079
2017 07 21.26989 19 00 45.926 -20 33 34.16 23.5 r 266 – New Horizons KBO Search-Subaru MPS 2146079
2017 07 21.39163 19 00 45.330 -20 33 35.09 23.5 r 266 – New Horizons KBO Search-Subaru MPS 2146079
2017 07 21.41126 19 00 45.234 -20 33 35.25 23.5 r 266 – New Horizons KBO Search-Subaru MPS 2146079
2017 07 21.50353 19 00 44.782 -20 33 35.92 23.5 r 266 – New Horizons KBO Search-Subaru MPS 2146079
2017 07 21.52175 19 00 44.693 -20 33 36.05 23.5 r 266 – New Horizons KBO Search-Subaru MPS 2146079