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152656 (1997 WC29)
Classification: Main-belt Asteroid          SPK-ID: 2152656
[ 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 .2334005033032878 4.3623e-08  
a 2.568298206133667 1.4448e-08 au
q 1.968856112189138 1.1109e-07 au
i 3.004343485710204 5.0864e-06 deg
node 102.7172545324535 9.2604e-05 deg
peri 273.0595986387897 9.3698e-05 deg
M 241.8054087774312 1.9024e-05 deg
tp 2459694.084714353148
(2022-Apr-24.58471435)		 8.2843e-05 TDB
period 1503.372492168695
4.12		 1.2686e-05
3.473e-08		 d
yr
n .2394616117264995 2.0207e-09 deg/d
Q 3.167740300078196 1.7821e-08 au
   Orbit Determination Parameters
   # obs. used (total)      385  
   data-arc span      8208 days (22.47 yr)  
   first obs. used      1997-11-29  
   last obs. used      2020-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61541  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:28:04  

Additional Information
 Earth MOID = .971538 au 
 Jupiter MOID = 2.29919 au 
 T_jup = 3.390 
[ 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 16.47   n/a E2021B55  

152656 (1997 WC29)          Discovered 1997-Nov-29 by Spacewatch at Kitt Peak
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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Alternate Designations
 1997 WC29 = 2001 TU53 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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