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312823 (2011 SB113)
Classification: Main-belt Asteroid          SPK-ID: 2312823
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1048703995576726 5.4833e-08  
a 2.550792883300314 2.7562e-08 au
q 2.283290214439742 1.4478e-07 au
i 17.09102196540662 5.417e-06 deg
node 225.3703150033139 2.1e-05 deg
peri 254.9699853012536 3.891e-05 deg
M 294.9999558760209 4.0746e-05 deg
tp 2459269.171977904374
(2021-Feb-23.67197790)
0.00017108 TDB
period 1488.028405966776
4.07
2.4118e-05
6.603e-08
d
yr
n .2419308654031419 3.9212e-09 deg/d
Q 2.818295552160886 3.0453e-08 au
  Orbit Determination Parameters
   # obs. used (total)      258  
   data-arc span      7319 days (20.04 yr)  
   first obs. used      1999-10-12  
   last obs. used      2019-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58705  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:13:06  

Additional Information
 Earth MOID = 1.36282 au 
 Jupiter MOID = 2.43815 au 
 T_jup = 3.371 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457419.5 (2016-Feb-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1033475459911757 5.4762e-08  
q 2.287860527671205 1.4435e-07 au
tp 2457780.595279071686
(2017-Jan-27.09527907)
0.00015957 TDB
node 225.384452535363 2.0997e-05 deg
peri 254.9292930377744 3.9345e-05 deg
i 17.08841941140356 5.4162e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      258  
   data-arc span      7319 days (20.04 yr)  
   first obs. used      1999-10-12  
   last obs. used      2019-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58705  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 08:13:06  

Additional Information
 Jupiter MOID = 2.43815 au 
 T_jup = 3.371 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.99889075681991E-15 -7.788664070885361E-15 6.556904774230088E-14 -1.728561060493982E-15 1.101260654019947E-14 3.29090773048713E-15
q -7.788664070885361E-15 2.083816302291001E-14 1.891057112494239E-12 1.914769995583579E-14 3.79535566844594E-13 -5.336084552951117E-15
tp 6.556904774230088E-14 1.891057112494239E-12 2.546166660060433E-8 2.086249277439378E-10 5.363080794375353E-9 2.025674754553413E-11
node -1.728561060493982E-15 1.914769995583579E-14 2.086249277439378E-10 4.408642087836851E-10 -3.750928230576006E-10 8.166890430157802E-12
peri 1.101260654019947E-14 3.79535566844594E-13 5.363080794375353E-9 -3.750928230576006E-10 1.548052649337835E-9 -3.490006690763156E-12
i 3.29090773048713E-15 -5.336084552951117E-15 2.025674754553413E-11 8.166890430157802E-12 -3.490006690763156E-12 2.933512228357251E-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 15.8   n/a MPO494659  

312823 (2011 SB113)          Discovered 2001-Jan-19 by NEAT at Haleakala
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2011 SB113 = 2010 FJ7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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