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74759 (1999 RA210)
Classification: Main-belt Asteroid          SPK-ID: 2074759
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .199389385302373 5.715e-08  
a 2.301237967388928 5.0644e-09 au
q 1.842395543636767 1.317e-07 au
i 4.504923095513674 2.9745e-06 deg
node 305.978375728858 6.2889e-05 deg
peri 68.54459919818645 6.3307e-05 deg
M 26.01443213914657 6.9017e-06 deg
tp 2459108.359074024043
(2020-Sep-15.85907402)
2.4418e-05 TDB
period 1275.089656922753
3.49
4.2091e-06
1.152e-08
d
yr
n .2823330877522829 9.32e-10 deg/d
Q 2.760080391141089 6.0741e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1188  
   data-arc span      11372 days (31.13 yr)  
   first obs. used      1989-12-01  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47411  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:15:30  

Additional Information
 Earth MOID = .847332 au 
 Jupiter MOID = 2.72939 au 
 T_jup = 3.560 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457658.5 (2016-Sep-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2006893863644203 5.7164e-08  
q 1.839184802230671 1.319e-07 au
tp 2457833.542084407378
(2017-Mar-21.04208441)
2.4161e-05 TDB
node 306.0398995525805 6.2965e-05 deg
peri 68.59043294452748 6.3373e-05 deg
i 4.502802981529217 2.9736e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1188  
   data-arc span      11372 days (31.13 yr)  
   first obs. used      1989-12-01  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47411  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:15:30  

Additional Information
 Jupiter MOID = 2.72939 au 
 T_jup = 3.560 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.267757489174179E-15 -7.536402531133375E-15 1.700548810540318E-13 2.438207812714953E-14 -6.764846108216843E-14 -9.802902233932182E-15
q -7.536402531133375E-15 1.739758685790649E-14 -4.01456418539475E-13 -5.600528895201286E-14 1.521417431742944E-13 2.264980947128797E-14
tp 1.700548810540318E-13 -4.01456418539475E-13 5.837752186037772E-10 3.23908157441115E-12 1.926806014800946E-10 -1.04247504271235E-12
node 2.438207812714953E-14 -5.600528895201286E-14 3.23908157441115E-12 3.964629313868091E-9 -3.952648319969674E-9 5.681610699805342E-11
peri -6.764846108216843E-14 1.521417431742944E-13 1.926806014800946E-10 -3.952648319969674E-9 4.016078990235904E-9 -5.668599476536095E-11
i -9.802902233932182E-15 2.264980947128797E-14 -1.04247504271235E-12 5.681610699805342E-11 -5.668599476536095E-11 8.842054178342016E-12

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.75   n/a E2021B10  

74759 (1999 RA210)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RA210 = 2000 AB146 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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