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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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1239338748033064 3.3156e-08  
a 2.39103453338159 1.1146e-08 au
q 2.094704358871094 8.2477e-08 au
i 9.387579828817815 4.6527e-06 deg
node 197.3632363950695 2.3527e-05 deg
peri 75.67971323521246 3.1258e-05 deg
M 28.2619913768425 2.2152e-05 deg
tp 2459290.482524492738
(2021-Mar-16.98252449)
8.2851e-05 TDB
period 1350.445928374578
3.70
9.4432e-06
2.585e-08
d
yr
n .2665786111357327 1.8641e-09 deg/d
Q 2.687364707892086 1.2528e-08 au
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      8510 days (23.30 yr)  
   first obs. used      1998-03-20  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51951  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:32:26  

Additional Information
 Earth MOID = 1.10262 au 
 Jupiter MOID = 2.41935 au 
 T_jup = 3.503 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457308.5 (2015-Oct-13.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1242191486163099 3.3152e-08  
q 2.093140709144361 8.244e-08 au
tp 2457939.129428944676
(2017-Jul-04.62942894)
7.9852e-05 TDB
node 197.4156608828029 2.3547e-05 deg
peri 75.38938403836981 3.1246e-05 deg
i 9.384003354099937 4.652e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      8510 days (23.30 yr)  
   first obs. used      1998-03-20  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51951  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 14:32:26  

Additional Information
 Jupiter MOID = 2.41935 au 
 T_jup = 3.503 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.099061846978729E-15 -2.714880805035593E-15 2.649436096001703E-13 1.715839453649441E-15 7.474973591653919E-14 -7.219645434031103E-17
q -2.714880805035593E-15 6.796280635959289E-15 -4.486652238097296E-13 -4.239837724452661E-15 -1.440028938111615E-13 1.248920152880875E-16
tp 2.649436096001703E-13 -4.486652238097296E-13 6.37639701947484E-9 -5.625044327254854E-12 1.649497738205837E-9 -1.042120577869403E-13
node 1.715839453649441E-15 -4.239837724452661E-15 -5.625044327254854E-12 5.544827933244823E-10 -5.481451644993991E-10 -2.674551568538799E-11
peri 7.474973591653919E-14 -1.440028938111615E-13 1.649497738205837E-9 -5.481451644993991E-10 9.763424905653187E-10 2.641722938876064E-11
i -7.219645434031103E-17 1.248920152880875E-16 -1.042120577869403E-13 -2.674551568538799E-11 2.641722938876064E-11 2.164101098971228E-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 16.11   n/a E2021B10  
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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