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3008 Nojiri (1938 WA)
Classification: Main-belt Asteroid          SPK-ID: 2003008
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1290175240954643 4.7935e-08  
a 3.178303646855588 2.5338e-08 au
q 2.768246779514695 1.4562e-07 au
i .8090027319125517 4.6959e-06 deg
node 168.8071277309162 0.00033566 deg
peri 300.322462783524 0.00033633 deg
M 219.3778649081976 2.1138e-05 deg
tp 2458208.930505746905
(2018-Mar-31.43050575)
0.00012731 JED
period 2069.624258505884
5.67
2.4749e-05
6.776e-08
d
yr
n .1739446174929807 2.0801e-09 deg/d
Q 3.588360514196481 2.8607e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1583  
   data-arc span      28036 days (76.76 yr)  
   first obs. used      1938-11-17  
   last obs. used      2015-08-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51908  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 13:18:18  

Additional Information
 Earth MOID = 1.78493 au 
 Jupiter MOID = 1.53672 au 
 T_jup = 3.187 
[ 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 12.3 mag n/a MPO302080  

3008 Nojiri (1938 WA)          Discovered 1938-Nov-17 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1938 WA = 1951 DC = 1972 YG1 = 1973 AR2 = 1977 TW4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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