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39670 (1995 YL25)
Classification: Main-belt Asteroid          SPK-ID: 2039670
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09111771696116527 5.9161e-08  
a 2.685321980232517 1.7473e-08 au
q 2.440641572088095 1.6366e-07 au
i 14.0022699370806 6.1088e-06 deg
node 237.7787761623479 2.1161e-05 deg
peri 327.3899036253251 3.317e-05 deg
M 65.09331363558803 2.5932e-05 deg
tp 2458709.879091262258
(2019-Aug-14.37909126)
0.00011533 TDB
period 1607.285315528739
4.40
1.5687e-05
4.295e-08
d
yr
n .2239801462266038 2.1861e-09 deg/d
Q 2.930002388376939 1.9065e-08 au
  Orbit Determination Parameters
   # obs. used (total)      787  
   data-arc span      15181 days (41.56 yr)  
   first obs. used      1977-10-11  
   last obs. used      2019-05-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49143  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:10:35  

Additional Information
 Earth MOID = 1.44425 au 
 Jupiter MOID = 2.09084 au 
 T_jup = 3.326 
[ 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 14.6   n/a MPO474253  
diameter diameter 3.191 km 0.963 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.301   0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39670 (1995 YL25)          Discovered 1995-Dec-22 by Spacewatch at Kitt Peak
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 YL25 = 1100 T-3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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