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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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1750923355521153 8.6392e-08  
a 2.4634445862617 3.6418e-08 AU
q 2.032114320149925 2.1881e-07 AU
i 1.851679554888657 8.4053e-06 deg
node 310.0786456262547 0.00036099 deg
peri 3.810589843839196 0.00036286 deg
M 285.2061393795195 4.0304e-05 deg
tp 2457093.910784846070
(2015-Mar-12.41078485)
0.00016152 JED
period 1412.253381070445
3.87
3.1317e-05
8.574e-08
d
yr
n .2549117635867376 5.6527e-09 deg/d
Q 2.894774852373476 4.2795e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      4007 days (10.97 yr)  
   first obs. used      2003-07-08  
   last obs. used      2014-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .62015  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 16:46:54  

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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