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312869 (2011 UL160)
Classification: Main-belt Asteroid          SPK-ID: 2312869
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1153143126107458 5.8571e-08  
a 2.707773066278477 2.8383e-08 au
q 2.395528076434683 1.6811e-07 au
i 5.298185739703614 5.3035e-06 deg
node 133.1456033192062 6.1442e-05 deg
peri 202.1803132061746 6.5979e-05 deg
M 309.7163133302407 2.2635e-05 deg
tp 2458827.821981886947
(2019-Dec-10.32198189)
0.00010222 TDB
period 1627.484357238211
4.46
2.5589e-05
7.006e-08
d
yr
n .2212002827547348 3.478e-09 deg/d
Q 3.020018056122271 3.1656e-08 au
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      6194 days (16.96 yr)  
   first obs. used      2002-11-07  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56327  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:13:05  

Additional Information
 Earth MOID = 1.38551 au 
 Jupiter MOID = 2.31807 au 
 T_jup = 3.349 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457472.5 (2016-Mar-25.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1169037837087658 5.8817e-08  
q 2.389722737073591 1.6915e-07 au
tp 2457203.178951470058
(2015-Jun-29.67895147)
0.00010402 TDB
node 133.2442659903537 6.1478e-05 deg
peri 202.5323415409748 6.5866e-05 deg
i 5.29803404404201 5.305e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      6194 days (16.96 yr)  
   first obs. used      2002-11-07  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56327  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:13:05  

Additional Information
 Jupiter MOID = 2.31807 au 
 T_jup = 3.349 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.459414950561498E-15 -9.851691725187799E-15 1.727003756095482E-12 9.502476149437117E-15 4.710672307211938E-13 -2.321671176159091E-15
q -9.851691725187799E-15 2.861269775291371E-14 -5.370921545510348E-12 -3.187801060397541E-14 -1.419399553627968E-12 7.042109232640897E-15
tp 1.727003756095482E-12 -5.370921545510348E-12 1.081933004253816E-8 2.786859709905025E-11 2.494581970690163E-9 2.763418918271047E-12
node 9.502476149437117E-15 -3.187801060397541E-14 2.786859709905025E-11 3.779509426626918E-9 -3.755857821434798E-9 5.807867155552884E-11
peri 4.710672307211938E-13 -1.419399553627968E-12 2.494581970690163E-9 -3.755857821434798E-9 4.3383544079883E-9 -5.723017324485337E-11
i -2.321671176159091E-15 7.042109232640897E-15 2.763418918271047E-12 5.807867155552884E-11 -5.723017324485337E-11 2.814256945356148E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO494659  

312869 (2011 UL160)          Discovered 2005-Apr-02 by Spacewatch at Kitt Peak
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2011 UL160 = 2006 QU167 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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