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79259 (1995 DR9)
Classification: Main-belt Asteroid          SPK-ID: 2079259
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08386360058424888 5.2875e-08  
a 2.703336047366983 1.6723e-08 au
q 2.476624552845597 1.4764e-07 au
i 4.379043850011167 4.9788e-06 deg
node 288.7587968932314 6.7582e-05 deg
peri 71.75871676264774 7.3626e-05 deg
M 37.95228648005686 2.7658e-05 deg
tp 2458829.347232897993
(2019-Dec-11.84723290)
0.00012475 TDB
period 1623.485746744135
4.44
1.5065e-05
4.125e-08
d
yr
n .221745094296006 2.0576e-09 deg/d
Q 2.93004754188837 1.8126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      593  
   data-arc span      8983 days (24.59 yr)  
   first obs. used      1995-02-25  
   last obs. used      2019-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56197  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 09:21:36  

Additional Information
 Earth MOID = 1.47728 au 
 Jupiter MOID = 2.45612 au 
 T_jup = 3.357 
[ 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 MPO351401  
diameter diameter 4.414 km 0.261 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79259 (1995 DR9)          Discovered 1995-Feb-25 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1995 DR9 = 1998 YV12 = 2002 XW72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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