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71161 (1999 XX195)
Classification: Main-belt Asteroid          SPK-ID: 2071161
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1736954980862327 5.9598e-08  
a 2.761756261629365 1.6361e-08 au
q 2.282051632172881 1.6247e-07 au
i 8.634593702701929 5.7664e-06 deg
node 329.184956355178 3.6208e-05 deg
peri 66.2336561434963 3.9772e-05 deg
M 204.6330091205957 1.4852e-05 deg
tp 2459723.990281319141
(2022-May-24.49028132)
7.085e-05 TDB
period 1676.3953514235
4.59
1.4897e-05
4.079e-08
d
yr
n .2147464795188727 1.9083e-09 deg/d
Q 3.24146089108585 1.9203e-08 au
  Orbit Determination Parameters
   # obs. used (total)      875  
   data-arc span      7925 days (21.70 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5049  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:43:13  

Additional Information
 Earth MOID = 1.30429 au 
 Jupiter MOID = 2.2923 au 
 T_jup = 3.303 
[ 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 14.7   n/a MPO436280  
diameter diameter 5.434 km 0.375 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.079   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71161 (1999 XX195)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XX195 = 2001 FH83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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