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187240 (2005 SK180)
Classification: Main-belt Asteroid          SPK-ID: 2187240
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .200730447425786 4.5042e-08  
a 2.392249129629674 8.0917e-09 au
q 1.912051891485163 1.064e-07 au
i 3.406052344465042 5.0139e-06 deg
node 166.3173303119823 7.2761e-05 deg
peri 172.8134814983199 7.3719e-05 deg
M 54.8750642028288 1.202e-05 deg
tp 2458994.493665206744
(2020-May-24.99366521)
4.4676e-05 TDB
period 1351.475057076088
3.70
6.857e-06
1.877e-08
d
yr
n .2663756153804708 1.3515e-09 deg/d
Q 2.872446367774186 9.716e-09 au
  Orbit Determination Parameters
   # obs. used (total)      466  
   data-arc span      8620 days (23.60 yr)  
   first obs. used      1997-06-05  
   last obs. used      2021-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58687  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:56:27  

Additional Information
 Earth MOID = .901432 au 
 Jupiter MOID = 2.52237 au 
 T_jup = 3.501 
[ 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 16.7   n/a MPO436926  

187240 (2005 SK180)          Discovered 2005-Sep-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2005 SK180 = 2000 ET176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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