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160174 (2001 WZ7)
Classification: Main-belt Asteroid          SPK-ID: 2160174
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2159272645913067 4.8901e-08  
a 2.600677695074247 1.1718e-08 au
q 2.03912047429324 1.2399e-07 au
i 5.875956198736378 5.1216e-06 deg
node 105.354703669859 4.3643e-05 deg
peri 357.4817163745244 4.5477e-05 deg
M 169.6434682069097 1.0885e-05 deg
tp 2458478.623559632735
(2018-Dec-26.12355963)		 4.5231e-05 TDB
period 1531.892275482437
4.19		 1.0353e-05
2.834e-08		 d
yr
n .2350034697359028 1.5883e-09 deg/d
Q 3.162234915855253 1.4248e-08 au
   Orbit Determination Parameters
   # obs. used (total)      431  
   data-arc span      6786 days (18.58 yr)  
   first obs. used      2001-11-17  
   last obs. used      2020-06-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:00:13  

Additional Information
 Earth MOID = 1.05585 au 
 Jupiter MOID = 1.99621 au 
 T_jup = 3.374 
[ 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 16.65   n/a E2021B55  

160174 (2001 WZ7)          Discovered 2001-Nov-17 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

[ show close-approach data ]
Alternate Designations
 2001 WZ7 = 2003 HG56 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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