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71068 (1999 XY109)
Classification: Main-belt Asteroid          SPK-ID: 2071068
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09674957214520723 1.3143e-07  
a 2.518691520721621 9.78e-09 au
q 2.275009193726043 3.3084e-07 au
i 3.25075864067324 3.5445e-06 deg
node 129.1818031560955 0.00010309 deg
peri 214.9388007897033 0.00011664 deg
M 109.3046743392179 6.0405e-05 deg
tp 2458557.200612842189
(2019-Mar-14.70061284)
0.00024496 TDB
period 1460.027033075866
4.00
8.5039e-06
2.328e-08
d
yr
n .246570777009232 1.4361e-09 deg/d
Q 2.762373847717198 1.0726e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1222  
   data-arc span      10317 days (28.25 yr)  
   first obs. used      1991-10-29  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:20:17  

Additional Information
 Earth MOID = 1.26792 au 
 Jupiter MOID = 2.57449 au 
 T_jup = 3.449 
[ 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 14.7   n/a MPO347977  
diameter diameter 5.628 km 0.147 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.088   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71068 (1999 XY109)          Discovered 1999-Dec-04 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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