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JPL Small-Body Database Browser
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47026 (1998 VS21)
Classification: Main-belt Asteroid          SPK-ID: 2047026
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03393657924668044 3.6276e-08  
a 2.695820771908493 1.5999e-08 au
q 2.604333836647773 9.9296e-08 au
i 3.395939584564176 4.2459e-06 deg
node 291.3135563508274 8.2925e-05 deg
peri 330.6465600962346 0.00011331 deg
M 6.347184323375093 7.6521e-05 deg
tp 2458571.995491325060
(2019-Mar-29.49549132)
0.00034367 TDB
period 1616.720517346143
4.43
1.4392e-05
3.94e-08
d
yr
n .2226729952007675 1.9822e-09 deg/d
Q 2.787307707169212 1.6542e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1159  
   data-arc span      7699 days (21.08 yr)  
   first obs. used      1998-10-19  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5319  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:59:46  

Additional Information
 Earth MOID = 1.58881 au 
 Jupiter MOID = 2.2343 au 
 T_jup = 3.366 
[ 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 14.4   n/a MPO493185  
rotation period rot_per 5.12 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Chang, C.-K.; Ip, W.-H.; Cheng, Y.-C.; Ngeow, C.-C.; et al. (2014) Astrophys. J. 788, A17.]

47026 (1998 VS21)          Discovered 1998-Nov-10 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 VS21 = 2000 AL130 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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