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JPL Small-Body Database Browser
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97251 (1999 XX107)
Classification: Main-belt Asteroid          SPK-ID: 2097251
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2465917742203232 5.2387e-08  
a 2.698758186030032 1.8189e-08 au
q 2.033266616745265 1.4044e-07 au
i 3.996448969392235 5.4677e-06 deg
node 252.0079353729514 8.5835e-05 deg
peri 155.6354076263803 8.6556e-05 deg
M 137.6523542066673 1.5357e-05 deg
tp 2457981.307726473654
(2017-Aug-15.80772647)
6.4515e-05 TDB
period 1619.363648040592
4.43
1.6371e-05
4.482e-08
d
yr
n .2223095476026 2.2474e-09 deg/d
Q 3.364249755314799 2.2674e-08 au
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      10431 days (28.56 yr)  
   first obs. used      1990-10-10  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57952  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:29:17  

Additional Information
 Earth MOID = 1.04366 au 
 Jupiter MOID = 2.0356 au 
 T_jup = 3.321 
[ 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 15.8   n/a MPO244903  
diameter diameter 4.997 km 0.927 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97251 (1999 XX107)          Discovered 1999-Dec-04 by CSS at Catalina
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 1999 XX107 = 1990 TT1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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