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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1335979539848019 4.8853e-08  
a 2.584917589705188 1.4188e-08 au
q 2.239577888501249 1.2609e-07 au
i 10.78221445231518 4.313e-06 deg
node 96.75509995734325 2.9302e-05 deg
peri 220.6778370651801 3.4199e-05 deg
M 117.5572736342522 1.6569e-05 deg
tp 2458704.803920244540
(2019-Aug-09.30392024)
7.0016e-05 TDB
period 1517.98849356754
4.16
1.2497e-05
3.421e-08
d
yr
n .2371559478385351 1.9525e-09 deg/d
Q 2.930257290909127 1.6083e-08 au
  Orbit Determination Parameters
   # obs. used (total)      986  
   data-arc span      7747 days (21.21 yr)  
   first obs. used      1999-11-04  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54974  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:34:56  

Additional Information
 Earth MOID = 1.23509 au 
 Jupiter MOID = 2.33866 au 
 T_jup = 3.385 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.93   n/a MPCxxxxx  
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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