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JPL Small-Body Database Browser
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27256 (1999 XF34)
Classification: Main-belt Asteroid          SPK-ID: 2027256
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2410123995918617 3.4305e-08  
a 2.717491904738853 1.2601e-08 au
q 2.062542659906283 9.3238e-08 au
i 25.85049241307428 4.8075e-06 deg
node 120.8298906252923 9.1882e-06 deg
peri 55.10095401643089 1.3306e-05 deg
M 171.5186216689155 9.2098e-06 deg
tp 2458220.921967698845
(2018-Apr-12.42196770)
4.0594e-05 TDB
period 1636.254354761283
4.48
1.1381e-05
3.116e-08
d
yr
n .220014693285581 1.5303e-09 deg/d
Q 3.372441149571424 1.5638e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1316  
   data-arc span      14231 days (38.96 yr)  
   first obs. used      1980-09-16  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48153  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:44:02  

Additional Information
 Earth MOID = 1.15591 au 
 Jupiter MOID = 1.92471 au 
 T_jup = 3.177 
[ 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 13.9   n/a MPO449162  
diameter diameter 3.994 km 0.675 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.305   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27256 (1999 XF34)          Discovered 1999-Dec-06 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XF34 = 1982 BL6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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