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48608 (1995 DW8)
Classification: Main-belt Asteroid          SPK-ID: 2048608
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0293237482488768 3.8077e-08  
a 2.914352204686788 1.9444e-08 au
q 2.828892474327993 1.1569e-07 au
i 2.635924768758952 6.9359e-06 deg
node 140.5920342182075 0.0001224 deg
peri 316.7841945362072 0.00019227 deg
M 14.6008141009095 0.0001471 deg
tp 2458526.796849685601
(2019-Feb-12.29684969)
0.00074246 TDB
period 1817.236623232589
4.98
1.8186e-05
4.979e-08
d
yr
n .1981029852676062 1.9825e-09 deg/d
Q 2.999811935045582 2.0014e-08 au
  Orbit Determination Parameters
   # obs. used (total)      957  
   data-arc span      8777 days (24.03 yr)  
   first obs. used      1995-02-24  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55064  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:47:11  

Additional Information
 Earth MOID = 1.84659 au 
 Jupiter MOID = 2.03618 au 
 T_jup = 3.280 
[ 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 14.2   n/a MPO324745  
diameter diameter 3.481 km 0.948 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.334   0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48608 (1995 DW8)          Discovered 1995-Feb-24 by Spacewatch at Kitt Peak
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 DW8 = 2000 DN72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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