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JPL Small-Body Database Browser
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233523 (2007 HD7)
Classification: Main-belt Asteroid          SPK-ID: 2233523
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1329545534858393 7.1318e-08  
a 2.587457707903717 2.6226e-08 au
q 2.243443423685885 1.9609e-07 au
i 1.981567860264493 4.9953e-06 deg
node 232.09418082 0.00023962 deg
peri 336.6304319164787 0.00024137 deg
M 322.5722063043064 3.2348e-05 deg
tp 2458758.552017177466
(2019-Oct-02.05201718)
0.00013788 TDB
period 1520.226563352959
4.16
2.3113e-05
6.328e-08
d
yr
n .2368068080628696 3.6004e-09 deg/d
Q 2.931471992121548 2.9713e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      5276 days (14.44 yr)  
   first obs. used      2004-09-16  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60993  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:15:05  

Additional Information
 Earth MOID = 1.23875 au 
 Jupiter MOID = 2.03527 au 
 T_jup = 3.408 
[ 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 16.6   n/a MPO427343  
diameter diameter 3.288 km 0.700 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233523 (2007 HD7)          Discovered 2007-Apr-16 by LINEAR at Socorro
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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