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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04025185451574504 3.0338e-08  
a 2.434872603571353 9.4774e-09 au
q 2.336864465768025 7.7641e-08 au
i 5.421708547389451 3.1002e-06 deg
node 106.3439840545089 4.1618e-05 deg
peri 351.9624466743645 6.9391e-05 deg
M 291.6484453482887 5.6112e-05 deg
tp 2459463.986693699112
(2021-Sep-06.48669370)
0.00021688 TDB
period 1387.754970827216
3.80
8.1025e-06
2.218e-08
d
yr
n .2594117892335203 1.5146e-09 deg/d
Q 2.53288074137468 9.8589e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1079  
   data-arc span      8124 days (22.24 yr)  
   first obs. used      1998-11-15  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52865  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:49  

Additional Information
 Earth MOID = 1.35367 au 
 Jupiter MOID = 2.51821 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 15.51   n/a E2021B55  
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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