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JPL Small-Body Database Browser
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6261 Chione (1976 WC)
Classification: Mars-crossing Asteroid          SPK-ID: 2006261
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3500779936907212 2.5393e-08  
a 2.354767490593177 6.2793e-09 au
q 1.530415211878184 5.9797e-08 au
i 21.85147528866416 4.4122e-06 deg
node 163.7466969476284 8.4008e-06 deg
peri 293.4068081374131 1.0683e-05 deg
M 254.7393722015124 7.6682e-06 deg
tp 2458986.408130978241
(2020-May-16.90813098)
2.9014e-05 TDB
period 1319.837531447469
3.61
5.2793e-06
1.445e-08
d
yr
n .2727608447421458 1.091e-09 deg/d
Q 3.179119769308171 8.4775e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1299  
   data-arc span      15676 days (42.92 yr)  
   first obs. used      1976-11-30  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45304  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:52:56  

Additional Information
 Earth MOID = .661224 au 
 Jupiter MOID = 2.30648 au 
 T_jup = 3.379 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2   n/a MPO416780  
rotation period rot_per 5.3334 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Hills, K. (2013) Minor Planet Bull. 40, 12-13.]

6261 Chione (1976 WC)          Discovered 1976-Nov-30 by Schuster, H.-E. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1976 WC = 1988 FH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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