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85576 (1998 DH1)
Classification: Main-belt Asteroid          SPK-ID: 2085576
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1216849761785124 5.1523e-08  
a 2.98929615434671 2.5336e-08 au
q 2.625543723014512 1.4967e-07 au
i 2.010374420075165 5.6696e-06 deg
node 328.7856651737818 0.00013086 deg
peri 226.9828416151048 0.0001325 deg
M 355.3814803509201 1.9701e-05 deg
tp 2458624.718773013120
(2019-May-21.21877301)
0.00010331 TDB
period 1887.782005314246
5.17
2.4e-05
6.571e-08
d
yr
n .1906999849487776 2.4244e-09 deg/d
Q 3.353048585678907 2.8419e-08 au
  Orbit Determination Parameters
   # obs. used (total)      458  
   data-arc span      8626 days (23.62 yr)  
   first obs. used      1995-09-18  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5768  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 05:38:27  

Additional Information
 Earth MOID = 1.62514 au 
 Jupiter MOID = 1.61483 au 
 T_jup = 3.244 
[ 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 15.4   n/a MPO432399  
diameter diameter 5.695 km 0.212 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85576 (1998 DH1)          Discovered 1998-Feb-19 by Klet at Klet
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1998 DH1 = 1995 SU11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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