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29423 (1997 AF22)
Classification: Main-belt Asteroid          SPK-ID: 2029423
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2587595192403387 5.398e-08  
a 3.194405258647639 3.4123e-08 AU
q 2.367822489661166 1.7349e-07 AU
i 16.14739270008167 1.0957e-05 deg
node 334.7606269329613 2.4095e-05 deg
peri 73.19956968409286 3.3211e-05 deg
M 93.09971475732758 1.9747e-05 deg
tp 2456461.201397780086
(2013-Jun-17.70139778)
0.00011308 JED
period 2085.371553556649
5.71
3.3415e-05
9.149e-08
d
yr
n .1726311070974435 2.7661e-09 deg/d
Q 4.020988027634111 4.2953e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      681  
   data-arc span      15179 days (41.56 yr)  
   first obs. used      1972-09-10  
   last obs. used      2014-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52449  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:47:26  

Additional Information
 Earth MOID = 1.4345 AU 
 T_jup = 3.083 
[ 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 12.7 mag n/a MPO247602  

29423 (1997 AF22)          Discovered 1997-Jan-09 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 AF22 = 1972 RD1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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