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101204 (1998 SV42)
Classification: Main-belt Asteroid          SPK-ID: 2101204
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2071933320237624 2.9255e-08  
a 2.36051471933027 7.851e-09 au
q 1.871431809341095 6.7569e-08 au
i 4.37526643736279 3.1931e-06 deg
node 134.217265623564 5.7071e-05 deg
peri 181.8564440851505 5.8088e-05 deg
M 82.36207482958996 1.1422e-05 deg
tp 2458897.436751504666
(2020-Feb-17.93675150)
4.1298e-05 TDB
period 1324.672425798617
3.63
6.6087e-06
1.809e-08
d
yr
n .2717653006047616 1.3558e-09 deg/d
Q 2.849597629319445 9.4776e-09 au
  Orbit Determination Parameters
   # obs. used (total)      696  
   data-arc span      8179 days (22.39 yr)  
   first obs. used      1998-09-17  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57599  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:35:41  

Additional Information
 Earth MOID = .855859 au 
 Jupiter MOID = 2.44717 au 
 T_jup = 3.518 
[ 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 16.54   n/a E2021B55  
diameter diameter 3.379 km 0.239 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101204 (1998 SV42)          Discovered 1998-Sep-17 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 SV42 = 1998 SP163 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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