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70274 (1999 RG109)
Classification: Main-belt Asteroid          SPK-ID: 2070274
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1239338773490673 3.18e-08  
a 2.391034531949685 9.6952e-09 au
q 2.094704351529648 7.7846e-08 au
i 9.387580150562034 4.3966e-06 deg
node 197.3632370048028 2.3427e-05 deg
peri 75.67971095250672 3.0394e-05 deg
M 28.26199378612515 1.9813e-05 deg
tp 2459290.482515550179
(2021-Mar-16.98251555)
7.423e-05 TDB
period 1350.445927161477
3.70
8.2137e-06
2.249e-08
d
yr
n .2665786113751993 1.6214e-09 deg/d
Q 2.687364712369721 1.0897e-08 au
  Orbit Determination Parameters
   # obs. used (total)      600  
   data-arc span      8541 days (23.38 yr)  
   first obs. used      1998-03-20  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50695  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:40:18  

Additional Information
 Earth MOID = 1.10262 au 
 Jupiter MOID = 2.41935 au 
 T_jup = 3.503 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457429.5 (2016-Feb-11.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .124066325736928 3.1801e-08  
q 2.093860544843144 7.7821e-08 au
tp 2457939.055493315610
(2017-Jul-04.55549332)
7.3346e-05 TDB
node 197.4105247521505 2.3444e-05 deg
peri 75.34135225658743 3.0405e-05 deg
i 9.384148719778535 4.3961e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      600  
   data-arc span      8541 days (23.38 yr)  
   first obs. used      1998-03-20  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50695  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:40:18  

Additional Information
 Jupiter MOID = 2.41935 au 
 T_jup = 3.503 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.011321824577168E-15 -2.460191238656079E-15 5.568964642956577E-13 -2.543946764010076E-16 1.408286253763665E-13 -9.663927776336366E-16
q -2.460191238656079E-15 6.056032875217432E-15 -1.299670054109261E-12 7.387206045714576E-16 -3.357214821718517E-13 2.140668723516554E-15
tp 5.568964642956577E-13 -1.299670054109261E-12 5.37957349886422E-9 -8.053622982671203E-12 1.431999153117578E-9 -3.688655300005675E-12
node -2.543946764010076E-16 7.387206045714576E-16 -8.053622982671203E-12 5.496124421509518E-10 -5.440668972719551E-10 -2.986516201300471E-11
peri 1.408286253763665E-13 -3.357214821718517E-13 1.431999153117578E-9 -5.440668972719551E-10 9.244552135403763E-10 2.857456762306479E-11
i -9.663927776336366E-16 2.140668723516554E-15 -3.688655300005675E-12 -2.986516201300471E-11 2.857456762306479E-11 1.932602371947133E-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 16.14   n/a MPO637013  
diameter diameter 2.037 km 0.592 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.141   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70274 (1999 RG109)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RG109 = 2002 JE19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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