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103772 (2000 DD2)
Classification: Main-belt Asteroid          SPK-ID: 2103772
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1306448989586185 3.2687e-08  
a 2.315167947952129 9.0358e-09 au
q 2.012703065319692 7.6582e-08 au
i 4.319614552739606 7.3473e-06 deg
node 172.6543686017594 4.4437e-05 deg
peri 257.8988904799577 5.3541e-05 deg
M 56.51717991025624 3.1102e-05 deg
tp 2458998.500561911218
(2020-May-29.00056191)
0.00011092 TDB
period 1286.684824462817
3.52
7.5327e-06
2.062e-08
d
yr
n .2797887976570314 1.638e-09 deg/d
Q 2.617632830584567 1.0216e-08 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      10697 days (29.29 yr)  
   first obs. used      1991-10-05  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60746  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:35:45  

Additional Information
 Earth MOID = 1.03169 au 
 Jupiter MOID = 2.63953 au 
 T_jup = 3.566 
[ 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 16.8   n/a MPO493585  
diameter diameter 2.499 km 0.237 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

103772 (2000 DD2)          Discovered 2000-Feb-26 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2000 DD2 = 2003 BW87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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