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15751 (1991 VN4)
Classification: Main-belt Asteroid          SPK-ID: 2015751
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1119911207361988 4.4475e-08  
a 3.002374619616529 1.8366e-08 au
q 2.666135321095756 1.3069e-07 au
i 11.64209220721583 4.2985e-06 deg
node 92.99849388802211 2.3005e-05 deg
peri 279.9495132597792 2.9337e-05 deg
M 200.0110293089936 1.8892e-05 deg
tp 2459844.968181677017
(2022-Sep-22.46818168)
0.00010162 TDB
period 1900.184394528489
5.20
1.7435e-05
4.773e-08
d
yr
n .1894552976209081 1.7384e-09 deg/d
Q 3.338613918137303 2.0422e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1940  
   data-arc span      10319 days (28.25 yr)  
   first obs. used      1991-11-04  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:27:12  

Additional Information
 Earth MOID = 1.69855 au 
 Jupiter MOID = 2.19339 au 
 T_jup = 3.212 
[ 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 12.0   n/a MPO473978  
diameter diameter 13.358 km 0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.189   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15751 (1991 VN4)          Discovered 1991-Nov-10 by Otomo, S. at Kiyosato
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 VN4 = 2001 OD82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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