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JPL Small-Body Database Browser
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19629 Serra (1999 RV31)
Classification: Main-belt Asteroid          SPK-ID: 2019629
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02440618113967785 3.1012e-08  
a 2.788455940093903 1.3407e-08 au
q 2.72040037931996 8.7003e-08 au
i 2.426489574391518 4.7217e-06 deg
node 12.43698378935694 8.0997e-05 deg
peri 253.6127300553117 0.00013796 deg
M 241.4855812838225 0.00011418 deg
tp 2459560.403003064483
(2021-Dec-11.90300306)
0.00054054 TDB
period 1700.764204783629
4.66
1.2266e-05
3.358e-08
d
yr
n .2116695535968193 1.5266e-09 deg/d
Q 2.856511500867845 1.3734e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1882  
   data-arc span      13974 days (38.26 yr)  
   first obs. used      1981-10-30  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50393  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:52:50  

Additional Information
 Earth MOID = 1.70579 au 
 Jupiter MOID = 2.14274 au 
 T_jup = 3.328 
[ 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 13.8   n/a MPO416918  
diameter diameter 4.702 km 0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.265   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19629 Serra           Discovered 1999 Sept. 8 by A. Klotz at Guitalens.
Catalan astrophysicist Guy Serra (1947-2000) was an active pioneer in the field of infrared and submillimeter space astronomy throughout Europe. The discoverer received his doctorate under Serra's direction.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20011130/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1999 RV31 = 1981 UC2 = 1998 KD64 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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