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85420 (1996 XB17)
Classification: Main-belt Asteroid          SPK-ID: 2085420
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .176897875453402 3.2862e-08  
a 3.056313644286609 1.7108e-08 au
q 2.515658253893064 1.0168e-07 au
i 7.270122333401199 4.7793e-06 deg
node 63.21003909180283 2.8635e-05 deg
peri 34.98873365776353 3.1915e-05 deg
M 195.1663939618004 1.5693e-05 deg
tp 2460290.090547685638
(2023-Dec-11.59054769)
8.9912e-05 TDB
period 1951.620212035395
5.34
1.6387e-05
4.487e-08
d
yr
n .1844621191048984 1.5488e-09 deg/d
Q 3.596969034680155 2.0134e-08 au
  Orbit Determination Parameters
   # obs. used (total)      983  
   data-arc span      9014 days (24.68 yr)  
   first obs. used      1996-12-04  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56801  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:53:58  

Additional Information
 Earth MOID = 1.53668 au 
 Jupiter MOID = 1.62716 au 
 T_jup = 3.199 
[ 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 14.54   n/a E2021B10  

85420 (1996 XB17)          Discovered 1996-Dec-04 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1996 XB17 = 2001 SF176 = 2001 SW290 = 2001 TA51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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