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46972 (1998 SV138)
Classification: Main-belt Asteroid          SPK-ID: 2046972
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1156098324741488 4.3385e-08  
a 2.575151322293162 1.0562e-08 au
q 2.277438509327267 1.1414e-07 au
i 9.533842286807241 4.4438e-06 deg
node 6.738803777810269 2.3068e-05 deg
peri 330.8920387045443 2.825e-05 deg
M 170.5805515151561 1.8201e-05 deg
tp 2458485.296597581617
(2019-Jan-01.79659758)
7.3943e-05 TDB
period 1509.393788351899
4.13
9.2866e-06
2.543e-08
d
yr
n .2385063478981734 1.4674e-09 deg/d
Q 2.872864135259057 1.1784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1474  
   data-arc span      10581 days (28.97 yr)  
   first obs. used      1992-04-04  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51449  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:41:09  

Additional Information
 Earth MOID = 1.27254 au 
 Jupiter MOID = 2.53037 au 
 T_jup = 3.399 
[ 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 14.45   n/a MPCxxxxx  
diameter diameter 3.864 km 0.162 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.225   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46972 (1998 SV138)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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