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4346 Whitney (1988 DS4)
Classification: Main-belt Asteroid          SPK-ID: 2004346
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09107807235988606 3.5605e-08  
a 3.01714573977864 1.7631e-08 au
q 2.742349921770759 1.113e-07 au
i 10.23202706949672 4.3289e-06 deg
node 224.5584162694016 2.3175e-05 deg
peri 74.93896394999246 3.3342e-05 deg
M 200.9086025826768 2.4236e-05 deg
tp 2459446.435120532301
(2021-Aug-19.93512053)
0.00012998 TDB
period 1914.224454215951
5.24
1.6779e-05
4.594e-08
d
yr
n .1880657198831225 1.6484e-09 deg/d
Q 3.291941557786521 1.9236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2036  
   data-arc span      23514 days (64.38 yr)  
   first obs. used      1954-12-21  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44997  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 00:23:46  

Additional Information
 Earth MOID = 1.74895 au 
 Jupiter MOID = 1.89269 au 
 T_jup = 3.217 
[ 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 12.6   n/a MPO395038  
diameter diameter 11.151 km 0.352 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.156   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4346 Whitney (1988 DS4)          Discovered 1988-Feb-23 by Noymer, A. J. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1988 DS4 = 1975 VW7 = 1985 TG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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