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227863 (2007 DQ93)
Classification: Main-belt Asteroid          SPK-ID: 2227863
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1443353795593517 5.5335e-08  
a 2.353319371116769 1.3837e-08 au
q 2.013652126462255 1.2741e-07 au
i 3.364626596321271 5.691e-06 deg
node 61.1335895005857 0.00010305 deg
peri 94.34390736963569 0.00010533 deg
M 301.8298451541821 2.0579e-05 deg
tp 2459413.567617900276
(2021-Jul-18.06761790)
7.5976e-05 TDB
period 1318.620221098035
3.61
1.163e-05
3.184e-08
d
yr
n .2730126493132516 2.4079e-09 deg/d
Q 2.692986615771283 1.5834e-08 au
  Orbit Determination Parameters
   # obs. used (total)      260  
   data-arc span      7559 days (20.70 yr)  
   first obs. used      2000-04-29  
   last obs. used      2021-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58289  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:12:22  

Additional Information
 Earth MOID = 1.02651 au 
 Jupiter MOID = 2.29569 au 
 T_jup = 3.540 
[ 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 17.3   n/a MPO446243  
diameter diameter 1.934 km 0.485 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227863 (2007 DQ93)          Discovered 2007-Feb-23 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2007 DQ93 = 2005 TV33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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