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22257 (1978 VJ10)
Classification: Main-belt Asteroid          SPK-ID: 2022257
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2396140643688535 5.3032e-08  
a 2.664073722383948 1.3814e-08 au
q 2.025724189985269 1.4343e-07 au
i 4.731778163020788 4.261e-06 deg
node 80.24466543192227 6.1083e-05 deg
peri 275.4109574588795 6.1715e-05 deg
M 287.1347226990267 1.1005e-05 deg
tp 2459521.966636579167
(2021-Nov-03.46663658)
4.9332e-05 TDB
period 1588.246054296623
4.35
1.2353e-05
3.382e-08
d
yr
n .2266651310268364 1.763e-09 deg/d
Q 3.302423254782627 1.7124e-08 au
  Orbit Determination Parameters
   # obs. used (total)      948  
   data-arc span      15178 days (41.56 yr)  
   first obs. used      1978-11-05  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52212  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:02:53  

Additional Information
 Earth MOID = 1.02634 au 
 Jupiter MOID = 2.15967 au 
 T_jup = 3.338 
[ 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 15.03   n/a E2021B10  
diameter diameter 5.820 km 0.196 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22257 (1978 VJ10)          Discovered 1978-Nov-07 by Helin, E. F., Bus, S. J. at Palomar
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1978 VJ10 = 2000 WL153 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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