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JPL Small-Body Database Browser
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277991 (2006 UO15)
Classification: Main-belt Asteroid          SPK-ID: 2277991
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05381249034962021 5.8498e-08  
a 3.043616423613841 4.1541e-08 au
q 2.879831844190176 1.6925e-07 au
i 15.17111336666575 7.9812e-06 deg
node 216.6476361395024 2.5009e-05 deg
peri 238.6417900917229 8.1769e-05 deg
M 161.9840393461088 7.6253e-05 deg
tp 2458127.824006446692
(2018-Jan-09.32400645)
0.00041088 TDB
period 1939.471067318693
5.31
3.9706e-05
1.087e-07
d
yr
n .1856176181569431 3.8001e-09 deg/d
Q 3.207401003037506 4.3776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      4917 days (13.46 yr)  
   first obs. used      2005-10-21  
   last obs. used      2019-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53504  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:16:45  

Additional Information
 Earth MOID = 1.92364 au 
 Jupiter MOID = 1.99839 au 
 T_jup = 3.184 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456567.5 (2013-Oct-02.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05610957038607809 5.8623e-08  
q 2.869718473404882 1.7034e-07 au
tp 2456186.977609224689
(2012-Sep-16.47760922)
0.00039561 TDB
node 216.6867536709768 2.4992e-05 deg
peri 237.8147949373187 7.8503e-05 deg
i 15.18234047392939 7.9864e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      4917 days (13.46 yr)  
   first obs. used      2005-10-21  
   last obs. used      2019-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53504  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:16:45  

Additional Information
 Jupiter MOID = 1.99839 au 
 T_jup = 3.184 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.436701700342912E-15 -9.734609879349428E-15 -1.719533174195354E-12 8.798514167181825E-15 -2.580538758254384E-13 -7.513365545419242E-15
q -9.734609879349428E-15 2.901698811571581E-14 3.062310210135814E-12 -3.425840942048537E-14 4.630846054146858E-13 2.399177740173953E-14
tp -1.719533174195354E-12 3.062310210135814E-12 1.565042115864547E-7 5.152361156451521E-11 2.947406186101208E-8 -2.127788319813044E-11
node 8.798514167181825E-15 -3.425840942048537E-14 5.152361156451521E-11 6.245932790520802E-10 -5.930895956160921E-10 -3.679550809014845E-11
peri -2.580538758254384E-13 4.630846054146858E-13 2.947406186101208E-8 -5.930895956160921E-10 6.16272900696629E-9 3.14992366583185E-11
i -7.513365545419242E-15 2.399177740173953E-14 -2.127788319813044E-11 -3.679550809014845E-11 3.14992366583185E-11 6.378254723969179E-11

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 15.4   n/a MPO396916  

277991 (2006 UO15)          Discovered 2006-Oct-17 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ 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
2165-Jul-13 04:48 00:09 Jupiter 1.985914730322 1.98591404396616 1.98591541668145 5.44244292009245 5.36350210619774 2512003.700314351 8.83319889068921 928.279655730115 32.3620579112345 -89.2054889053322 2347581.0836252 T 13 CATAB v2.0e-lin.ifort 2019-Jul-14 08:16:47 2019-Jul-14 08:16
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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