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JPL Small-Body Database Browser
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312950 (1995 WP11)
Classification: Main-belt Asteroid          SPK-ID: 2312950
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .115730778840418 6.8633e-08  
a 2.451468102112325 1.4898e-08 au
q 2.167757789352425 1.676e-07 au
i 5.346265286033393 4.1771e-06 deg
node 98.27396161884742 8.8504e-05 deg
peri 327.3996397761988 0.0001021 deg
M 132.1110024621359 4.8543e-05 deg
tp 2458486.013143798732
(2019-Jan-02.51314380)
0.00018938 TDB
period 1401.967018496744
3.84
1.278e-05
3.499e-08
d
yr
n .256782074934979 2.3407e-09 deg/d
Q 2.735178414872226 1.6622e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      8448 days (23.13 yr)  
   first obs. used      1995-11-16  
   last obs. used      2019-01-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61484  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:24:46  

Additional Information
 Earth MOID = 1.18385 au 
 Jupiter MOID = 2.52291 au 
 T_jup = 3.480 
[ 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 17.2   n/a MPO455307  

312950 (1995 WP11)          Discovered 1995-Nov-16 by Spacewatch at Kitt Peak
Reference: 20120207/Numbers.arcLast Updated: 2012-02-09

[ show close-approach data ]
Alternate Designations
 1995 WP11 = 2008 CY215 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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