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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2065666260421661 2.9206e-08  
a 2.367449962625668 6.992e-09 au
q 1.878413811522431 6.6443e-08 au
i 2.194166970203655 3.4377e-06 deg
node 173.6705831784818 7.2603e-05 deg
peri 100.810845654854 7.3208e-05 deg
M 72.38695707502954 8.1327e-06 deg
tp 2458932.966938264453
(2020-Mar-24.46693826)
2.9979e-05 TDB
period 1330.514586004339
3.64
5.8943e-06
1.614e-08
d
yr
n .2705720055885401 1.1987e-09 deg/d
Q 2.856486113728904 8.4363e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1575  
   data-arc span      13761 days (37.68 yr)  
   first obs. used      1983-05-08  
   last obs. used      2021-01-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5089  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:51:42  

Additional Information
 Earth MOID = .861782 au 
 Jupiter MOID = 2.26377 au 
 T_jup = 3.517 
[ 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 15.43   n/a E2021B10  

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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