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70697 (1999 UR26)
Classification: Main-belt Asteroid          SPK-ID: 2070697
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1669074171459754 3.4422e-08  
a 2.715157429389752 1.4875e-08 au
q 2.261977515705603 9.8989e-08 au
i 12.56574994983118 6.0155e-06 deg
node 15.38145897478101 1.5677e-05 deg
peri 272.2437015625696 2.6916e-05 deg
M 344.3233962241356 2.3583e-05 deg
tp 2459271.660736043598
(2021-Feb-26.16073604)
0.00010714 TDB
period 1634.146358609658
4.47
1.3429e-05
3.677e-08
d
yr
n .2202985051512095 1.8103e-09 deg/d
Q 3.168337343073902 1.7357e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1036  
   data-arc span      9933 days (27.20 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5362  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:51:13  

Additional Information
 Earth MOID = 1.2872 au 
 Jupiter MOID = 2.14832 au 
 T_jup = 3.307 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457632.5 (2016-Sep-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1658264883895717 3.4438e-08  
q 2.26514599594503 9.9001e-08 au
tp 2457636.539161685096
(2016-Sep-05.03916168)
0.00010627 TDB
node 15.40865999845242 1.5674e-05 deg
peri 272.0779847380866 2.7013e-05 deg
i 12.56580455309841 6.0153e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1036  
   data-arc span      9933 days (27.20 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5362  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:51:13  

Additional Information
 Jupiter MOID = 2.14832 au 
 T_jup = 3.307 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.185971296493432E-15 -3.386251561470644E-15 -5.36643371535487E-13 1.086475619084339E-15 -7.029692748694158E-14 3.465517795130391E-15
q -3.386251561470644E-15 9.801167817586077E-15 1.516918987313465E-12 -3.044709230389498E-15 1.966883259324948E-13 -9.744138946355673E-15
tp -5.36643371535487E-13 1.516918987313465E-12 1.12923776336353E-8 -1.509147146350872E-13 2.343398326883861E-9 4.349688568579479E-12
node 1.086475619084339E-15 -3.044709230389498E-15 -1.509147146350872E-13 2.456641911078297E-10 -2.392201232567279E-10 -4.42158451485399E-12
peri -7.029692748694158E-14 1.966883259324948E-13 2.343398326883861E-9 -2.392201232567279E-10 7.297196291075199E-10 5.321043294909827E-12
i 3.465517795130391E-15 -9.744138946355673E-15 4.349688568579479E-12 -4.42158451485399E-12 5.321043294909827E-12 3.618381886265132E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.72   n/a E2021B10  

70697 (1999 UR26)          Discovered 1999-Oct-30 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 UR26 = 2002 CF248 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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