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390024 (2012 UQ31)
Classification: Main-belt Asteroid          SPK-ID: 2390024
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1134713292499248 8.0515e-08  
a 3.036693647656211 5.7494e-08 au
q 2.692115982931858 2.3673e-07 au
i 10.68770395157182 7.7261e-06 deg
node 262.9331156800918 3.9925e-05 deg
peri 145.1186637063522 5.047e-05 deg
M 158.7891611300995 3.001e-05 deg
tp 2458147.953154250192
(2018-Jan-29.45315425)
0.00015942 TDB
period 1932.857773701991
5.29
5.4893e-05
1.503e-07
d
yr
n .1862527108295683 5.2895e-09 deg/d
Q 3.381271312380564 6.4018e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      6299 days (17.25 yr)  
   first obs. used      2003-01-25  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54215  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:14:52  

Additional Information
 Earth MOID = 1.71104 au 
 Jupiter MOID = 1.97526 au 
 T_jup = 3.205 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.14   n/a E2021B25  

390024 (2012 UQ31)          Discovered 2011-Jun-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-03-21

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1936-Jun-09 09:57 00:07 Jupiter 1.99893083271452 1.99893020557768 1.9989314598567 4.10203259159088 3.99739863162175 2428328.914855642 6.57167661807723 487.069749870811 26.3106643844238 88.0684538552047 2387641.02387484 T 12 CATAB v2.0f-lin.ifort 2020-May-22 01:14:54 2020-May-22 01:15
1984-May-24 11:33 00:03 Jupiter 1.99879793734532 1.99879722145515 1.99879865323651 4.17991216417952 4.07727038485536 2445844.981100443 2.62382397319544 183.845255354792 30.6283099753292 -86.1476470341398 2680991.13432411 T 12 CATAB v2.0f-lin.ifort 2020-May-22 01:14:54 2020-May-22 01:15
2185-Oct-26 13:30 00:14 Jupiter 1.98235139383757 1.98235079108477 1.98235199660243 4.09922758293011 3.99363284917705 2519414.062760745 14.1413796686173 923.560427040137 26.0555081170532 89.4262311506085 2321522.08543565 T 12 CATAB v2.0f-lin.ifort 2020-May-22 01:14:54 2020-May-22 01:15
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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