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65877 (1997 XK1)
Classification: Main-belt Asteroid          SPK-ID: 2065877
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07478168884721945 2.9403e-08  
a 2.204864072480222 7.1436e-09 au
q 2.039980613461593 6.4791e-08 au
i 4.525652396887315 4.5125e-06 deg
node 11.19911741680585 4.1913e-05 deg
peri 87.89750058483142 5.3474e-05 deg
M 303.3520458254223 3.4886e-05 deg
tp 2459188.671084281969
(2020-Dec-05.17108428)
0.00011623 TDB
period 1195.834718633312
3.27
5.8116e-06
1.591e-08
d
yr
n .3010449474250376 1.463e-09 deg/d
Q 2.369747531498851 7.6778e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1692  
   data-arc span      8003 days (21.91 yr)  
   first obs. used      1997-12-04  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50878  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:47:17  

Additional Information
 Earth MOID = 1.06275 au 
 Jupiter MOID = 2.71413 au 
 T_jup = 3.654 
[ 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 14.7   n/a MPO449418  
rotation period rot_per 2.979 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

65877 (1997 XK1)          Discovered 1997-Dec-04 by Kobayashi, T. at Oizumi
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 XK1 = 2000 RU49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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