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JPL Small-Body Database Browser
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35531 (1998 FQ70)
Classification: Main-belt Asteroid          SPK-ID: 2035531
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09076257056340273 4.4058e-08  
a 2.747241903542749 1.4046e-08 au
q 2.497895166417713 1.2283e-07 au
i 5.951252626495736 5.8644e-06 deg
node 32.73180774153025 4.3431e-05 deg
peri 30.3674037492504 5.4811e-05 deg
M 77.16332310841041 3.1963e-05 deg
tp 2458644.006018757358
(2019-Jun-09.50601876)
0.00014743 TDB
period 1663.197333622391
4.55
1.2756e-05
3.492e-08
d
yr
n .2164505634553486 1.66e-09 deg/d
Q 2.996588640667785 1.5321e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1311  
   data-arc span      10296 days (28.19 yr)  
   first obs. used      1991-10-29  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53914  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 05:06:59  

Additional Information
 Earth MOID = 1.51271 au 
 Jupiter MOID = 2.28009 au 
 T_jup = 3.333 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456438.5 (2013-May-26.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08837352887019248 4.3782e-08  
q 2.50523917171348 1.2167e-07 au
tp 2456980.374377419923
(2014-Nov-18.87437742)
0.00015188 TDB
node 32.81334464043639 4.3489e-05 deg
peri 30.31309407169853 5.5453e-05 deg
i 5.947256752828384 5.8583e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1311  
   data-arc span      10296 days (28.19 yr)  
   first obs. used      1991-10-29  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53914  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 05:06:59  

Additional Information
 Jupiter MOID = 2.28009 au 
 T_jup = 3.333 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.916843099201026E-15 -5.297558587939746E-15 -2.731421848472201E-12 1.27848778968736E-14 -6.45856340301783E-13 -8.060916553975267E-16
q -5.297558587939746E-15 1.48027317211071E-14 7.445845344992261E-12 -3.501752165742504E-14 1.748501135957264E-12 2.638216753111446E-15
tp -2.731421848472201E-12 7.445845344992261E-12 2.306851929079338E-8 -2.976570253686544E-11 5.242901535417311E-9 -1.048311530234484E-12
node 1.27848778968736E-14 -3.501752165742504E-14 -2.976570253686544E-11 1.891291420174929E-9 -1.887532454931851E-9 -7.800816261137131E-11
peri -6.45856340301783E-13 1.748501135957264E-12 5.242901535417311E-9 -1.887532454931851E-9 3.074979891212661E-9 7.736287470198637E-11
i -8.060916553975267E-16 2.638216753111446E-15 -1.048311530234484E-12 -7.800816261137131E-11 7.736287470198637E-11 3.431927161163835E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2   n/a MPO365671  

35531 (1998 FQ70)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FQ70 = 1991 UN4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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