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70316 (1999 RQ139)
Classification: Main-belt Asteroid          SPK-ID: 2070316
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2305361695705371 4.8353e-08  
a 2.421173793861892 8.3166e-09 au
q 1.863005661560406 1.1827e-07 au
i .3055675804749892 3.8981e-06 deg
node 70.31855594262554 0.0011479 deg
peri 297.1234483375306 0.001148 deg
M 212.8535081659818 9.8426e-06 deg
tp 2459762.951119299859
(2022-Jul-02.45111930)
3.8741e-05 TDB
period 1376.060009479194
3.77
7.0901e-06
1.941e-08
d
yr
n .2616164974783704 1.348e-09 deg/d
Q 2.979341926163378 1.0234e-08 au
  Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      8449 days (23.13 yr)  
   first obs. used      1997-02-02  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54522  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:48:56  

Additional Information
 Earth MOID = .860355 au 
 Jupiter MOID = 2.48388 au 
 T_jup = 3.477 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457011.5 (2014-Dec-20.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2299369493046954 4.8604e-08  
q 1.865037312863169 1.1896e-07 au
tp 2457006.703824633041
(2014-Dec-15.20382463)
3.5303e-05 TDB
node 69.6543068810786 0.0011416 deg
peri 297.2373715869791 0.0011417 deg
i .307617830796719 3.8918e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      8449 days (23.13 yr)  
   first obs. used      1997-02-02  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54522  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:48:56  

Additional Information
 Jupiter MOID = 2.48388 au 
 T_jup = 3.477 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.36230402678505E-15 -5.773761081182237E-15 -6.02707301955461E-13 -2.984889632790033E-14 -1.633364664146E-13 -3.187980446012551E-16
q -5.773761081182237E-15 1.415146651417768E-14 1.483167263242443E-12 6.57374175776493E-14 4.080573357736588E-13 7.607486957383585E-16
tp -6.02707301955461E-13 1.483167263242443E-12 1.246335494623397E-9 -1.076260086920455E-11 4.040189808074143E-10 3.720290205965183E-14
node -2.984889632790033E-14 6.57374175776493E-14 -1.076260086920455E-11 1.303360694176087E-6 -1.303344436415878E-6 2.602711582241063E-11
peri -1.633364664146E-13 4.080573357736588E-13 4.040189808074143E-10 -1.303344436415878E-6 1.303463607523485E-6 -2.600426977079293E-11
i -3.187980446012551E-16 7.607486957383585E-16 3.720290205965183E-14 2.602711582241063E-11 -2.600426977079293E-11 1.514575647848577E-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 16.75   n/a E2021B10  

70316 (1999 RQ139)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RQ139 = 2001 DU1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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