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90485 (2004 DY6)
Classification: Main-belt Asteroid          SPK-ID: 2090485
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2886614587495155 3.7741e-08  
a 2.62240014479534 1.5948e-08 au
q 1.865414293573776 1.0133e-07 au
i 13.66041466837702 4.2738e-06 deg
node 165.6320683654574 2.1141e-05 deg
peri 179.3669527797954 2.2569e-05 deg
M 110.3405093364903 1.0674e-05 deg
tp 2458525.077916731498
(2019-Feb-10.57791673)
4.3692e-05 TDB
period 1551.125248613111
4.25
1.415e-05
3.874e-08
d
yr
n .2320895751789758 2.1172e-09 deg/d
Q 3.379385996016903 2.0552e-08 au
  Orbit Determination Parameters
   # obs. used (total)      844  
   data-arc span      9636 days (26.38 yr)  
   first obs. used      1993-09-14  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54542  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:12:28  

Additional Information
 Earth MOID = .858216 au 
 Jupiter MOID = 2.05083 au 
 T_jup = 3.305 
[ 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 14.7   n/a MPO302514  
diameter diameter 6.653 km 0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90485 (2004 DY6)          Discovered 2004-Feb-16 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 2004 DY6 = 1993 TA29 = 2000 EO194 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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