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90809 (1995 DX2)
Classification: Inner Main-belt Asteroid          SPK-ID: 2090809
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05341718916184036 1.5018e-07  
a 1.926367261186117 1.3958e-08 AU
q 1.823466136800162 2.8553e-07 AU
i 19.07483608378561 1.6811e-05 deg
node 239.8186666471806 1.7234e-05 deg
peri 302.7161281001572 0.00013644 deg
M 122.5527058262544 0.0001381 deg
tp 2456668.049137758009
(2014-Jan-10.54913776)
0.00037459 JED
period 976.5782778945154
2.67
1.0614e-05
2.906e-08
d
yr
n .3686340441404792 4.0066e-09 deg/d
Q 2.029268385572073 1.4704e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      7093 days (19.42 yr)  
   first obs. used      1995-02-24  
   last obs. used      2014-07-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56246  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 15:56:39  

Additional Information
 Earth MOID = .848183 AU 
 T_jup = 3.850 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8 mag n/a MPO302515  

90809 (1995 DX2)          Discovered 1995-Feb-24 by McNaught, R. H. at Siding Spring (413)
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1995 DX2 = 1998 KC62 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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