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JPL Small-Body Database Browser
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136878 (1998 FD122)
Classification: Main-belt Asteroid          SPK-ID: 2136878
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1487673552903647 9.8682e-08  
a 2.317298794070588 1.0282e-08 au
q 1.972560381059155 2.3232e-07 au
i .8731188822786176 5.4136e-06 deg
node 128.6309461381384 0.00040047 deg
peri 52.10864394307619 0.0004007 deg
M 357.2583761744046 1.5059e-05 deg
tp 2458610.312436180479
(2019-May-06.81243618)
5.3919e-05 TDB
period 1288.461601476448
3.53
8.5751e-06
2.348e-08
d
yr
n .2794029714098396 1.8595e-09 deg/d
Q 2.66203720708202 1.1811e-08 au
  Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      7710 days (21.11 yr)  
   first obs. used      1998-03-20  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66535  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:19:19  

Additional Information
 Earth MOID = .976134 au 
 Jupiter MOID = 2.29765 au 
 T_jup = 3.565 
[ 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 16.8   n/a MPO436675  

136878 (1998 FD122)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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