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227552 (2005 YK167)
Classification: Main-belt Asteroid          SPK-ID: 2227552
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0849552708537156 4.8271e-08  
a 2.794788391195602 2.1282e-08 au
q 2.55735638644276 1.3411e-07 au
i 3.222483208947602 5.3536e-06 deg
node 241.6634211623393 0.00011344 deg
peri 189.79123065767 0.00012061 deg
M 107.257584721238 4.1001e-05 deg
tp 2458692.051073016327
(2019-Jul-27.55107302)
0.00019249 TDB
period 1706.561024936806
4.67
1.9493e-05
5.337e-08
d
yr
n .2109505577237303 2.4096e-09 deg/d
Q 3.032220395948444 2.309e-08 au
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      9328 days (25.54 yr)  
   first obs. used      1995-10-17  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60815  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:50:43  

Additional Information
 Earth MOID = 1.57138 au 
 Jupiter MOID = 2.1889 au 
 T_jup = 3.320 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457540.5 (2016-Jun-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08389806483183129 4.7952e-08  
q 2.561952973969707 1.3296e-07 au
tp 2456988.803366272254
(2014-Nov-27.30336627)
0.00019079 TDB
node 241.7009511667798 0.00011355 deg
peri 190.6366305373103 0.00012093 deg
i 3.219724034299643 5.351e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      200  
   data-arc span      9328 days (25.54 yr)  
   first obs. used      1995-10-17  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60815  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:50:43  

Additional Information
 Jupiter MOID = 2.1889 au 
 T_jup = 3.320 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.299435593288305E-15 -6.309107723218809E-15 -1.806320405087918E-12 2.940458033612148E-14 -4.86911036132396E-13 2.01416038319539E-17
q -6.309107723218809E-15 1.767893810455426E-14 5.715258406633343E-12 -8.816374626847754E-14 1.527656174795493E-12 2.228520614297529E-16
tp -1.806320405087918E-12 5.715258406633343E-12 3.639990485123151E-8 -5.216992191483798E-11 7.980009716347856E-9 -3.630071475846945E-12
node 2.940458033612148E-14 -8.816374626847754E-14 -5.216992191483798E-11 1.289395001294183E-8 -1.288600882429102E-8 -1.764878471210585E-10
peri -4.86911036132396E-13 1.527656174795493E-12 7.980009716347856E-9 -1.288600882429102E-8 1.462341627416337E-8 1.754793600955878E-10
i 2.01416038319539E-17 2.228520614297529E-16 -3.630071475846945E-12 -1.764878471210585E-10 1.754793600955878E-10 2.863315578285402E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.11   n/a E2021B55  

227552 (2005 YK167)          Discovered 2005-Dec-27 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2005 YK167 = 1995 UC15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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