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JPL Small-Body Database Browser
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91073 (1998 FN78)
Classification: Main-belt Asteroid          SPK-ID: 2091073
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1300857989090589 3.709e-08  
a 2.646127670795039 1.2808e-08 au
q 2.301904038724299 1.0013e-07 au
i 13.55639838344307 5.5512e-06 deg
node 33.42458685275265 1.9285e-05 deg
peri 79.0444818030645 3.2361e-05 deg
M 123.8770902571741 2.3655e-05 deg
tp 2458459.492715006307
(2018-Dec-06.99271501)
0.0001036 TDB
period 1572.224712361211
4.30
1.1415e-05
3.125e-08
d
yr
n .2289749023594356 1.6625e-09 deg/d
Q 2.990351302865779 1.4474e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1491  
   data-arc span      7976 days (21.84 yr)  
   first obs. used      1998-03-24  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50123  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:23:04  

Additional Information
 Earth MOID = 1.36316 au 
 Jupiter MOID = 2.23026 au 
 T_jup = 3.341 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1   n/a MPO474789  
diameter diameter 3.815 km 0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.441   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91073 (1998 FN78)          Discovered 1998-Mar-24 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1998 FN78 = 2000 SX22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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