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JPL Small-Body Database Browser
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19556 (1999 JV77)
Classification: Main-belt Asteroid          SPK-ID: 2019556
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 .1823993344682612 3.9261e-08  
a 2.405587666880113 1.0289e-08 au
q 1.966810077436123 9.2925e-08 au
i 12.30649606772577 4.9835e-06 deg
node 95.12701562367347 1.6123e-05 deg
peri 218.0087696770554 1.9907e-05 deg
M 174.8323928985103 1.0592e-05 deg
tp 2458338.665182459115
(2018-Aug-08.16518246)
4.0432e-05 TDB
period 1362.793990087569
3.73
8.7428e-06
2.394e-08
d
yr
n .2641631843246295 1.6947e-09 deg/d
Q 2.844365256324103 1.2165e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2702  
   data-arc span      25552 days (69.96 yr)  
   first obs. used      1950-02-17  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40464  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:50:32  

Additional Information
 Earth MOID = .966497 au 
 Jupiter MOID = 2.43229 au 
 T_jup = 3.469 
[ 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 MPO502316  
diameter diameter 5.727 km 0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.133   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19556 (1999 JV77)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JV77 = 1998 DH36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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