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246153 Waltermaria (2007 PW30)
Classification: Main-belt Asteroid          SPK-ID: 2246153
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .175092291060957 1.0751e-07  
a 2.463444568155107 3.9749e-08 AU
q 2.03211441481516 2.6351e-07 AU
i 1.8516762345741 1.1719e-05 deg
node 310.0785760366415 0.00039625 deg
peri 3.81067857004358 0.00039834 deg
M 285.2061330851952 4.5762e-05 deg
tp 2457093.910806303335
(2015-Mar-12.41080630)
0.00018404 JED
period 1412.253365500115
3.87
3.4181e-05
9.358e-08
d
yr
n .2549117663971825 6.1698e-09 deg/d
Q 2.894774721495055 4.6709e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      121  
   data-arc span      3929 days (10.76 yr)  
   first obs. used      2003-07-08  
   last obs. used      2014-04-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .63957  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 17:11:38  

Additional Information
 Earth MOID = 1.01718 AU 
 T_jup = 3.466 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3 mag n/a MPO251709  

246153 Waltermaria           Discovered 2007 Aug. 15 by M. Mazzucato and F. Dolfi at San Marcello Pistoiese.
Walter E. B. Mazzucato (1921-2003) and Maria L. Pozzi (1927-2003) were the father and mother of the first discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120703/MPCPages.arcLast Updated: 2012-07-09

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