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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3502244209770924 2.4137e-08  
a 2.355120785831827 6.1525e-09 au
q 1.53029997228276 5.7119e-08 au
i 21.8514590311743 4.3575e-06 deg
node 163.7436493707447 8.2023e-06 deg
peri 293.3934897932969 1.0596e-05 deg
M 3.86018858897043 7.721e-06 deg
tp 2458986.344532177494
(2020-May-16.84453218)
2.8281e-05 TDB
period 1320.134573389192
3.61
5.1731e-06
1.416e-08
d
yr
n .272699471142377 1.0686e-09 deg/d
Q 3.179941599380893 8.3073e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1452  
   data-arc span      15770 days (43.18 yr)  
   first obs. used      1976-11-30  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44095  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:58:30  

Additional Information
 Earth MOID = .660899 au 
 Jupiter MOID = 2.3049 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 14.3   n/a MPO502213  
rotation period rot_per 5.3334 h n/a LCDB (Rev. 2019-August); 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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