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JPL Small-Body Database Browser
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71133 (1999 XQ177)
Classification: Main-belt Asteroid          SPK-ID: 2071133
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .149252840900222 3.9968e-08  
a 2.807555853655599 1.7682e-08 au
q 2.388520166511453 1.1189e-07 au
i 8.222436093496041 4.9198e-06 deg
node 77.49511936673039 3.1474e-05 deg
peri 90.05605368567127 3.5287e-05 deg
M 352.8597016756529 1.6856e-05 deg
tp 2458634.580416257246
(2019-May-31.08041626)
8.0553e-05 TDB
period 1718.268522587304
4.70
1.6232e-05
4.444e-08
d
yr
n .2095132368821641 1.9793e-09 deg/d
Q 3.226591540799745 2.0321e-08 au
  Orbit Determination Parameters
   # obs. used (total)      796  
   data-arc span      7544 days (20.65 yr)  
   first obs. used      1998-09-25  
   last obs. used      2019-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50934  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:42:37  

Additional Information
 Earth MOID = 1.41307 au 
 Jupiter MOID = 1.80959 au 
 T_jup = 3.291 
[ 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 14.6   n/a MPO436280  
diameter diameter 5.542 km 0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71133 (1999 XQ177)          Discovered 1999-Dec-10 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XQ177 = 2001 KU6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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