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175699 (1995 UK12)
Classification: Main-belt Asteroid          SPK-ID: 2175699
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2011763155753162 3.9585e-08  
a 2.379772793346741 9.1394e-09 au
q 1.901018870874865 9.642e-08 au
i .9133353563030986 4.544e-06 deg
node 344.502550008245 0.00028045 deg
peri 353.0221004054843 0.0002807 deg
M 339.4155015567701 1.2125e-05 deg
tp 2459277.172470731018
(2021-Mar-03.67247073)
4.5308e-05 TDB
period 1340.916298703634
3.67
7.7246e-06
2.115e-08
d
yr
n .2684731331463712 1.5466e-09 deg/d
Q 2.858526715818616 1.0978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      359  
   data-arc span      9586 days (26.25 yr)  
   first obs. used      1994-04-16  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57425  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:27  

Additional Information
 Earth MOID = .889896 au 
 Jupiter MOID = 2.52534 au 
 T_jup = 3.511 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457454.5 (2016-Mar-07.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2003466641614239 3.9591e-08  
q 1.90324927317497 9.6299e-08 au
tp 2457937.400284159483
(2017-Jul-02.90028416)
4.3707e-05 TDB
node 344.5684741067498 0.00028029 deg
peri 353.0784554408483 0.00028054 deg
i .9136457958850813 4.5442e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      359  
   data-arc span      9586 days (26.25 yr)  
   first obs. used      1994-04-16  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57425  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:27  

Additional Information
 Jupiter MOID = 2.52534 au 
 T_jup = 3.511 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.567459396792774E-15 -3.8024708199461E-15 5.74331644137181E-13 1.980173230690277E-14 1.73892624465885E-13 -6.006659598179123E-17
q -3.8024708199461E-15 9.273493692585241E-15 -1.317941787955873E-12 -4.918231309798498E-14 -4.06222304911953E-13 1.903423393370335E-16
tp 5.74331644137181E-13 -1.317941787955873E-12 1.91027628393959E-9 2.895198842007949E-11 5.364655780867932E-10 5.079322999791144E-13
node 1.980173230690277E-14 -4.918231309798498E-14 2.895198842007949E-11 7.855978935985402E-8 -7.854100337146421E-8 3.885076021790058E-10
peri 1.73892624465885E-13 -4.06222304911953E-13 5.364655780867932E-10 -7.854100337146421E-8 7.870059075469943E-8 -3.883213715194907E-10
i -6.006659598179123E-17 1.903423393370335E-16 5.079322999791144E-13 3.885076021790058E-10 -3.883213715194907E-10 2.064951543282723E-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 16.95   n/a E2021B55  

175699 (1995 UK12)          Discovered 1995-Oct-17 by Spacewatch at Kitt Peak
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

Alternate Designations
 1995 UK12 = 2006 RB19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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