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91338 (1999 JR14)
Classification: Main-belt Asteroid          SPK-ID: 2091338
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07264435427651127 4.3027e-08  
a 2.408013384304964 1.0746e-08 au
q 2.233084806912933 1.0373e-07 au
i 5.904452351162752 5.0116e-06 deg
node 193.7295842252763 3.1923e-05 deg
peri 351.2863376793292 4.1134e-05 deg
M 263.4818473623531 2.8088e-05 deg
tp 2459366.426002875751
(2021-May-31.92600288)
0.00010772 TDB
period 1364.855806242273
3.74
9.1365e-06
2.501e-08
d
yr
n .2637641268429327 1.7657e-09 deg/d
Q 2.582941961696994 1.1527e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1090  
   data-arc span      8595 days (23.53 yr)  
   first obs. used      1996-05-18  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52175  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 08:16:33  

Additional Information
 Earth MOID = 1.23446 au 
 Jupiter MOID = 2.37504 au 
 T_jup = 3.511 
[ 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 15.1   n/a MPO502690  
diameter diameter 2.393 km 0.455 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.371   0.220 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91338 (1999 JR14)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2114-Jun-05 14:41 00:01 Iris 0.0352768876254941 0.0352593613705596 0.0352944139666029 6.32519843302175 6.32519840725803 2493338.111630837 1.09054016375487 878.134799835755 46.8612739858692 -5.70728158969755 12691.1864625063 T 23 CATAB v2.0f-lin.ifort 2019-Dec-14 08:16:38 2019-Dec-14 08:16
2166-Jun-26 00:51 00:02 Hebe 0.0352125743804958 0.0351876269553115 0.035237522413994 6.51955231051191 6.51955228343233 2512351.535337454 1.69458666840249 1264.95489269698 43.9151385429367 10.5175680929655 22267.943189506 T 23 CATAB v2.0f-lin.ifort 2019-Dec-14 08:16:38 2019-Dec-14 08:16

Alternate Designations
 1999 JR14 = 2000 QJ92 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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