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20698 (1999 VE127)
Classification: Main-belt Asteroid          SPK-ID: 2020698
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1346881218652118 2.9487e-08  
a 2.602526103248711 1.0415e-08 au
q 2.251996750296954 7.7806e-08 au
i 5.921591077740422 3.8424e-06 deg
node 187.8572954465804 3.2068e-05 deg
peri 28.28988818978202 3.5427e-05 deg
M 127.0207908735827 1.6566e-05 deg
tp 2458459.417634728222
(2018-Dec-06.91763473)
6.8957e-05 TDB
period 1533.525733528965
4.20
9.2057e-06
2.52e-08
d
yr
n .2347531522484232 1.4092e-09 deg/d
Q 2.953055456200468 1.1818e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1818  
   data-arc span      9628 days (26.36 yr)  
   first obs. used      1994-06-15  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47782  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:01:16  

Additional Information
 Earth MOID = 1.24752 au 
 Jupiter MOID = 2.0147 au 
 T_jup = 3.393 
[ 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 14.0   n/a MPO257015  
diameter diameter 9.236 km 0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.034   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

20698 (1999 VE127)          Discovered 1999-Nov-09 by Spacewatch at Kitt Peak
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 VE127 = 2000 VC36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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