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46688 (1997 AB19)
Classification: Main-belt Asteroid          SPK-ID: 2046688
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2067412290023168 3.8864e-08  
a 2.368311324305058 8.4147e-09 au
q 1.878683730458126 9.257e-08 au
i 2.193680599616635 3.7983e-06 deg
node 173.6754375285668 0.00011594 deg
peri 100.8827577156418 0.00011629 deg
M 18.21098054007934 1.0425e-05 deg
tp 2458933.157777737997
(2020-Mar-24.65777774)
3.8417e-05 TDB
period 1331.240784150291
3.64
7.095e-06
1.943e-08
d
yr
n .2704244072793955 1.4412e-09 deg/d
Q 2.85793891815199 1.0154e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1179  
   data-arc span      13504 days (36.97 yr)  
   first obs. used      1983-05-08  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54439  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:34:30  

Additional Information
 Earth MOID = .863885 au 
 Jupiter MOID = 2.26355 au 
 T_jup = 3.516 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO337631  

46688 (1997 AB19)          Discovered 1997-Jan-10 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 AB19 = 2001 FM130 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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