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19876 (7637 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2019876
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1747784206498746 4.1189e-08  
a 2.348402255681934 8.2697e-09 au
q 1.937952218383242 1.0015e-07 au
i 6.187270352403085 3.9102e-06 deg
node 54.61776437191397 3.7132e-05 deg
peri 172.6354315757707 3.8909e-05 deg
M 330.7569363709956 1.3774e-05 deg
tp 2459107.276954226618
(2020-Sep-14.77695423)
5.0596e-05 TDB
period 1314.489617409876
3.60
6.9433e-06
1.901e-08
d
yr
n .2738705541922488 1.4466e-09 deg/d
Q 2.758852292980625 9.7151e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1912  
   data-arc span      22358 days (61.21 yr)  
   first obs. used      1959-04-01  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47984  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:37:13  

Additional Information
 Earth MOID = .928296 au 
 Jupiter MOID = 2.22519 au 
 T_jup = 3.531 
[ 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 14.1   n/a MPO319333  
diameter diameter 3.683 km 0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.382   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19876 (7637 P-L)          Discovered 1960-Oct-22 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 7637 P-L = 1959 GA = 1989 TP13 = 2000 SM275 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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