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

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05380207001933863 3.6307e-08  
a 1.92627003171419 7.0488e-09 au
q 1.822632716591749 7.0537e-08 au
i 19.07402981050115 3.2941e-06 deg
node 239.7800965701024 9.5246e-06 deg
peri 302.5470617601863 3.7635e-05 deg
M 286.0757294994747 4.0047e-05 deg
tp 2459597.020475469266
(2022-Jan-17.52047547)
0.00010936 TDB
period 976.504342622128
2.67
5.36e-06
1.467e-08
d
yr
n .3686619549825259 2.0236e-09 deg/d
Q 2.02990734683663 7.428e-09 au
  Orbit Determination Parameters
   # obs. used (total)      754  
   data-arc span      9483 days (25.96 yr)  
   first obs. used      1995-02-24  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47352  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:42:00  

Additional Information
 Earth MOID = .846688 au 
 Jupiter MOID = 2.99997 au 
 T_jup = 3.850 
[ 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 16.91   n/a E2021B10  

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

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