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JPL Small-Body Database Browser
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97257 (1999 XE115)
Classification: Inner Main-belt Asteroid          SPK-ID: 2097257
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09928612535010345 8.2285e-08  
a 1.935284636467491 8.4912e-09 au
q 1.74313772346305 1.6144e-07 au
i 24.36583023015756 5.539e-06 deg
node 77.47971723102245 1.1001e-05 deg
peri 106.7469310906374 3.7002e-05 deg
M 358.9499464184807 2.9725e-05 deg
tp 2458603.368300575435
(2019-Apr-29.86830058)
8.119e-05 TDB
period 983.3671589051017
2.69
6.4719e-06
1.772e-08
d
yr
n .3660891018577744 2.4094e-09 deg/d
Q 2.127431549471932 9.3342e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1001  
   data-arc span      8749 days (23.95 yr)  
   first obs. used      1995-05-30  
   last obs. used      2019-05-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43175  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:29:18  

Additional Information
 Earth MOID = .819321 au 
 Jupiter MOID = 2.9945 au 
 T_jup = 3.794 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457171.5 (2015-May-29.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09946499767314057 8.227e-08  
q 1.742871947074524 1.6147e-07 au
tp 2457619.866752516606
(2016-Aug-19.36675252)
8.3211e-05 TDB
node 77.49836377214737 1.1003e-05 deg
peri 106.7117720436855 3.6918e-05 deg
i 24.36321444336676 5.5384e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1001  
   data-arc span      8749 days (23.95 yr)  
   first obs. used      1995-05-30  
   last obs. used      2019-05-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43175  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:29:18  

Additional Information
 Jupiter MOID = 2.9945 au 
 T_jup = 3.794 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.768335969186889E-15 -1.327031103929907E-14 2.602878311372102E-12 -1.667488559591299E-14 1.537675005095329E-12 -7.847080751929129E-14
q -1.327031103929907E-14 2.607291368965227E-14 -5.284039591875087E-12 3.370588478139846E-14 -3.09065744701717E-12 1.54071583109209E-13
tp 2.602878311372102E-12 -5.284039591875087E-12 6.924008247842893E-9 -1.342419465734739E-11 2.900110314796498E-9 -4.244790363526187E-13
node -1.667488559591299E-14 3.370588478139846E-14 -1.342419465734739E-11 1.210685169091833E-10 -1.16750131102554E-10 5.194228456634825E-12
peri 1.537675005095329E-12 -3.09065744701717E-12 2.900110314796498E-9 -1.16750131102554E-10 1.362944374128441E-9 -1.119079261896365E-11
i -7.847080751929129E-14 1.54071583109209E-13 -4.244790363526187E-13 5.194228456634825E-12 -1.119079261896365E-11 3.06743486725933E-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 14.9   n/a MPO432505  

97257 (1999 XE115)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

Alternate Designations
 1999 XE115 = 1995 KY1 = 2000 HN3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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