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JPL Small-Body Database Browser
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154984 (2004 VP46)
Classification: Main-belt Asteroid          SPK-ID: 2154984
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2247331798990406 5.936e-08  
a 2.982937253233132 2.2472e-08 au
q 2.31257227887474 1.8636e-07 au
i 2.927649766765404 4.3146e-06 deg
node 131.9923085174383 9.6447e-05 deg
peri 227.9877924296509 9.6873e-05 deg
M 44.92816671701649 7.4211e-06 deg
tp 2458765.655279823863
(2019-Oct-09.15527982)
3.8888e-05 TDB
period 1881.761608389604
5.15
2.1265e-05
5.822e-08
d
yr
n .1913100992150037 2.1619e-09 deg/d
Q 3.653302227591523 2.7523e-08 au
  Orbit Determination Parameters
   # obs. used (total)      551  
   data-arc span      7326 days (20.06 yr)  
   first obs. used      1999-11-04  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56786  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:30:57  

Additional Information
 Earth MOID = 1.31051 au 
 Jupiter MOID = 1.80089 au 
 T_jup = 3.218 
[ 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 15.4   n/a MPO449834  
diameter diameter 4.175 km 0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

154984 (2004 VP46)          Discovered 2004-Nov-04 by Spacewatch at Kitt Peak
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 2004 VP46 = 1999 XG82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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