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22422 Kenmount Hill (1995 YO5)
Classification: Main-belt Asteroid          SPK-ID: 2022422
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1494356074603272 3.5888e-08  
a 2.521078911661494 1.032e-08 au
q 2.144339953041939 9.227e-08 au
i 6.361372170746332 3.8605e-06 deg
node 78.14598323308292 3.0365e-05 deg
peri 179.9104229660504 3.2433e-05 deg
M 247.2854340701374 1.256e-05 deg
tp 2459658.278749462170
(2022-Mar-19.77874946)
5.1865e-05 TDB
period 1462.103397611711
4.00
8.9781e-06
2.458e-08
d
yr
n .2462206165364542 1.5119e-09 deg/d
Q 2.89781787028105 1.1863e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1076  
   data-arc span      9217 days (25.23 yr)  
   first obs. used      1995-12-16  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51674  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:06:06  

Additional Information
 Earth MOID = 1.12753 au 
 Jupiter MOID = 2.15505 au 
 T_jup = 3.432 
[ 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 15.31   n/a E2021B10  
diameter diameter 4.120 km 0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22422 Kenmount Hill           Discovered 1995 Dec. 16 by Spacewatch at Kitt Peak.
Kenmount Hill (47 \circ 31 ' N, 52 \circ 47 ' W) is the location near St. John's, Newfoundland, where John Winthrop of Harvard College observed the transit of Venus in 1761. Name suggested by R. and P. Jedicke.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2018-03-31Last Updated: 2018-04-05

Alternate Designations
 1995 YO5 = 1999 XU262 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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