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19238 (1994 AV1)
Classification: Main-belt Asteroid          SPK-ID: 2019238
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772967973033004 4.4757e-08  
a 2.405851713447515 8.7554e-09 au
q 1.979301909866613 1.0917e-07 au
i 6.007673282632733 4.98e-06 deg
node 301.6972352241159 3.5632e-05 deg
peri 207.3855024405271 3.7262e-05 deg
M 6.094155163119524 1.2634e-05 deg
tp 2458977.426540376362
(2020-May-07.92654038)
4.7793e-05 TDB
period 1363.018374520312
3.73
7.4404e-06
2.037e-08
d
yr
n .2641196969385647 1.4418e-09 deg/d
Q 2.832401517028417 1.0308e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1361  
   data-arc span      11025 days (30.18 yr)  
   first obs. used      1989-11-28  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49455  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:44:13  

Additional Information
 Earth MOID = .993157 au 
 Jupiter MOID = 2.19154 au 
 T_jup = 3.494 
[ 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 14.5   n/a MPO458999  
diameter diameter 4.149 km 0.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.214   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19238 (1994 AV1)          Discovered 1994-Jan-09 by Shiozawa, H., Urata, T. at Fujieda
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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