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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1748393534249071 1.1253e-08  
a 2.348563763367215 7.4249e-09 au
q 1.937942393502925 2.9824e-08 au
i 6.187072357872696 6.6017e-07 deg
node 54.61646811190577 5.5995e-06 deg
peri 172.6702304876801 8.0975e-06 deg
M 25.50443795144696 1.0251e-05 deg
tp 2459107.364507162712
(2020-Sep-14.86450716)
3.718e-05 TDB
period 1314.625222686846
3.60
6.2342e-06
1.707e-08
d
yr
n .2738423040935027 1.2986e-09 deg/d
Q 2.759185133231505 8.723e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1950  
   data-arc span      22385 days (61.29 yr)  
   first obs. used      1959-04-01  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48272  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-17 02:28:16  

Additional Information
 Earth MOID = .927045 au 
 Jupiter MOID = 2.22377 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 14.14   n/a E2021B10  
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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