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91373 (1999 JQ98)
Classification: Main-belt Asteroid          SPK-ID: 2091373
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1646442002252563 3.5566e-08  
a 2.669183325687146 1.4776e-08 au
q 2.229717771774796 9.438e-08 au
i 11.54042859984517 6.214e-06 deg
node 166.2362431117667 2.0361e-05 deg
peri 114.0366869322001 2.7697e-05 deg
M 356.0732959801858 1.9165e-05 deg
tp 2459413.873675189010
(2021-Jul-18.37367519)
8.4842e-05 TDB
period 1592.817547867931
4.36
1.3226e-05
3.621e-08
d
yr
n .2260145868444749 1.8767e-09 deg/d
Q 3.108648879599497 1.7209e-08 au
  Orbit Determination Parameters
   # obs. used (total)      507  
   data-arc span      8573 days (23.47 yr)  
   first obs. used      1998-02-17  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60084  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 02:02:07  

Additional Information
 Earth MOID = 1.24262 au 
 Jupiter MOID = 2.15862 au 
 T_jup = 3.334 
[ 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 15.87   n/a MPO637242  
diameter diameter 4.307 km 0.167 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91373 (1999 JQ98)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 JQ98 = 2003 FL105 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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