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100780 (1998 FU55)
Classification: Main-belt Asteroid          SPK-ID: 2100780
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1598331158989776 3.888e-08  
a 2.407112238176233 1.2231e-08 au
q 2.022375988829964 9.4431e-08 au
i 3.431692891604841 5.1443e-06 deg
node 64.89545541251374 7.0474e-05 deg
peri 41.03419720868818 7.2743e-05 deg
M 39.12700325001376 1.6029e-05 deg
tp 2458852.242380055787
(2020-Jan-03.74238006)
6.0617e-05 TDB
period 1364.089726955975
3.73
1.0397e-05
2.847e-08
d
yr
n .2639122580325823 2.0115e-09 deg/d
Q 2.791848487522502 1.4186e-08 au
  Orbit Determination Parameters
   # obs. used (total)      602  
   data-arc span      8086 days (22.14 yr)  
   first obs. used      1998-02-28  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5446  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:56:07  

Additional Information
 Earth MOID = 1.04069 au 
 Jupiter MOID = 2.33836 au 
 T_jup = 3.502 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457172.5 (2015-May-30.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .158928699077221 3.8855e-08  
q 2.02486188863097 9.4287e-08 au
tp 2457488.880401831762
(2016-Apr-10.38040183)
6.1058e-05 TDB
node 64.91762843989586 7.0512e-05 deg
peri 41.24834440409813 7.2806e-05 deg
i 3.430991688346515 5.1415e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      602  
   data-arc span      8086 days (22.14 yr)  
   first obs. used      1998-02-28  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5446  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:56:07  

Additional Information
 Jupiter MOID = 2.33836 au 
 T_jup = 3.502 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.509741633896077E-15 -3.641690613053838E-15 -4.547205697770492E-13 6.245871741959806E-15 -1.17811540605495E-13 -7.658400391285863E-16
q -3.641690613053838E-15 8.890003474856532E-15 1.038560399587882E-12 -1.597592422521657E-14 2.592498750956012E-13 2.085277248135595E-15
tp -4.547205697770492E-13 1.038560399587882E-12 3.728062907636911E-9 -1.52349873267062E-11 1.120074325290882E-9 1.224395253161361E-13
node 6.245871741959806E-15 -1.597592422521657E-14 -1.52349873267062E-11 4.971905212739324E-9 -4.966450624995711E-9 -3.586813703204317E-11
peri -1.17811540605495E-13 2.592498750956012E-13 1.120074325290882E-9 -4.966450624995711E-9 5.300691914384414E-9 3.580683917182739E-11
i -7.658400391285863E-16 2.085277248135595E-15 1.224395253161361E-13 -3.586813703204317E-11 3.580683917182739E-11 2.643472647118251E-11

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 16.3   n/a MPO264057  

100780 (1998 FU55)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 FU55 = 2000 VG10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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