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155290 Anniegrauer (2005 XJ40)
Classification: Outer Main-belt Asteroid          SPK-ID: 2155290
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05549434942325705 9.0936e-08  
a 3.248718760348911 9.3304e-08 AU
q 3.068433226284218 3.1112e-07 AU
i 14.23165956601994 9.7014e-06 deg
node 90.56514657434052 3.3901e-05 deg
peri 336.8022167347892 9.2752e-05 deg
M 221.3632340936436 8.7572e-05 deg
tp 2457824.149652089399
(2017-Mar-11.64965209)
0.00053617 JED
period 2138.782398836878
5.86
9.2139e-05
2.523e-07
d
yr
n .1683200685566595 7.2513e-09 deg/d
Q 3.429004294413604 9.8482e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      4468 days (12.23 yr)  
   first obs. used      2002-05-29  
   last obs. used      2014-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55855  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 16:35:02  

Additional Information
 Earth MOID = 2.0878 AU 
 T_jup = 3.131 
[ 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 14.8 mag n/a MPO264313  

155290 Anniegrauer           Discovered 2005 Dec. 5 by Mt. Lemmon Survey at Mount Lemmon.
Patricia Ann ("Annie") Purnell Grauer (b. 1942), is an American photographer, cook, homemaker, writer and a student of the night sky. She took and developed photographic images on glass plates with many of the telescopes on Kitt Peak, including the Mayall 4-m.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110218/MPCPages.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2005 XJ40 = 2002 KZ8 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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