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11347 (1997 AG21)
Classification: Main-belt Asteroid          SPK-ID: 2011347
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ 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 .1560950799797914 3.7355e-08  
a 2.484134592534425 1.2777e-08 au
q 2.096373404632197 9.598e-08 au
i 1.130015904721392 5.2778e-06 deg
node 220.4520362616992 0.00025949 deg
peri 210.6417518961918 0.00026069 deg
M 339.9432640418614 2.25e-05 deg
tp 2457480.174412018226
(2016-Apr-01.67441202)
8.9297e-05 JED
period 1430.082561111965
3.92
1.1033e-05
3.021e-08
d
yr
n .2517337178911411 1.9422e-09 deg/d
Q 2.871895780436652 1.4771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1480  
   data-arc span      15775 days (43.19 yr)  
   first obs. used      1972-10-07  
   last obs. used      2015-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48688  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:17:25  

Additional Information
 Earth MOID = 1.11018 au 
 Jupiter MOID = 2.40469 au 
 T_jup = 3.459 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7 mag n/a MPO347615  

11347 (1997 AG21)          Discovered 1997-Jan-09 by Ueda, S., Kaneda, H. at Kushiro
Reference: 19990831/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 AG21 = 1972 TP1 = 1978 EY2 = 1984 XE = 1998 HN102 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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