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101444 (1998 VS43)
Classification: Main-belt Asteroid          SPK-ID: 2101444
[ 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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04010227382207539 3.0884e-08  
a 2.435262426139603 9.5656e-09 au
q 2.337602865497941 7.8883e-08 au
i 5.421719734683448 3.1955e-06 deg
node 106.3439504018742 4.2339e-05 deg
peri 351.7549422155133 7.0539e-05 deg
M 239.9650537038988 5.6855e-05 deg
tp 2459463.330830307837
(2021-Sep-05.83083031)		 0.00022019 TDB
period 1388.088253064292
3.80		 8.1785e-06
2.239e-08		 d
yr
n .2593495040429002 1.5281e-09 deg/d
Q 2.532921986781265 9.9492e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1049  
   data-arc span      8029 days (21.98 yr)  
   first obs. used      1998-11-15  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53244  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:28:38  

Additional Information
 Earth MOID = 1.35461 au 
 Jupiter MOID = 2.51911 au 
 T_jup = 3.498 
[ 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 15.4   n/a MPO236800  
diameter diameter 2.055 km 0.531 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.317   0.176 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101444 (1998 VS43)          Discovered 1998-Nov-15 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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