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120722 (1997 SV13)
Classification: Outer Main-belt Asteroid          SPK-ID: 2120722
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07495596937296033 4.5379e-08  
a 3.227383760525934 2.7791e-08 au
q 2.985472082217163 1.4226e-07 au
i 5.018337888723279 7.0423e-06 deg
node 321.6648694451939 6.7384e-05 deg
peri 291.8144594957177 8.8543e-05 deg
M 117.1444363903616 5.9825e-05 deg
tp 2458511.382137357709
(2019-Jan-27.88213736)
0.00034912 TDB
period 2117.748295997063
5.80
2.7354e-05
7.489e-08
d
yr
n .1699918732931891 2.1957e-09 deg/d
Q 3.469295438834705 2.9874e-08 au
  Orbit Determination Parameters
   # obs. used (total)      411  
   data-arc span      8500 days (23.27 yr)  
   first obs. used      1997-09-28  
   last obs. used      2021-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50434  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:25:45  

Additional Information
 Earth MOID = 1.97409 au 
 Jupiter MOID = 1.61347 au 
 T_jup = 3.177 
[ show covariance matrix ]

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 15.1   n/a MPO475060  
diameter diameter 6.435 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120722 (1997 SV13)          Discovered 1997-Sep-28 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1997 SV13 = 2002 PT158 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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