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78073 (2002 LL12)
Classification: Main-belt Asteroid          SPK-ID: 2078073
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1336198912784736 5.1175e-08  
a 2.584335868381316 1.473e-08 au
q 2.239017190621145 1.3314e-07 au
i 10.7827091906021 4.3393e-06 deg
node 96.75369849681667 3.0938e-05 deg
peri 220.5838791935494 3.6344e-05 deg
M 70.21670224071651 1.7463e-05 deg
tp 2458704.521757005397
(2019-Aug-09.02175701)
7.3939e-05 TDB
period 1517.476100099027
4.15
1.2973e-05
3.552e-08
d
yr
n .2372360263048012 2.0282e-09 deg/d
Q 2.929654546141488 1.6698e-08 au
  Orbit Determination Parameters
   # obs. used (total)      921  
   data-arc span      7678 days (21.02 yr)  
   first obs. used      1999-11-04  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56177  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:12:26  

Additional Information
 Earth MOID = 1.23644 au 
 Jupiter MOID = 2.33938 au 
 T_jup = 3.386 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456948.5 (2014-Oct-18.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1347191720198432 5.1245e-08  
q 2.236040060508355 1.3366e-07 au
tp 2457188.870895692773
(2015-Jun-15.37089569)
7.6254e-05 TDB
node 96.80041395299929 3.0973e-05 deg
peri 221.0249335072128 3.628e-05 deg
i 10.77797484361939 4.3369e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      921  
   data-arc span      7678 days (21.02 yr)  
   first obs. used      1999-11-04  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56177  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:12:26  

Additional Information
 Jupiter MOID = 2.33938 au 
 T_jup = 3.386 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.626011814739421E-15 -6.817738838438997E-15 1.363387485764224E-12 2.452399517258048E-14 3.293096435217431E-13 -8.112830628680627E-15
q -6.817738838438997E-15 1.786548842731287E-14 -3.843970545102709E-12 -6.454743171376842E-14 -9.387966201935334E-13 2.193283718659013E-14
tp 1.363387485764224E-12 -3.843970545102709E-12 5.814713320232501E-9 3.258881897024703E-11 1.484949169324145E-9 -5.412081610407368E-12
node 2.452399517258048E-14 -6.454743171376842E-14 3.258881897024703E-11 9.59318837246818E-10 -9.334523934511342E-10 3.101341209203879E-11
peri 3.293096435217431E-13 -9.387966201935334E-13 1.484949169324145E-9 -9.334523934511342E-10 1.316209645578415E-9 -3.203245414437557E-11
i -8.112830628680627E-15 2.193283718659013E-14 -5.412081610407368E-12 3.101341209203879E-11 -3.203245414437557E-11 1.880847454873183E-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 14.8   n/a MPO436328  
diameter diameter 3.692 km 0.213 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.156   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78073 (2002 LL12)          Discovered 2002-Jun-05 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 LL12 = 1999 VB223 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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