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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1994468422361735 5.823e-08  
a 2.301422950703923 8.4099e-09 au
q 1.842411410536169 1.3448e-07 au
i 4.504872480337866 4.1824e-06 deg
node 305.9787300728864 6.6861e-05 deg
peri 68.50808866796228 6.7588e-05 deg
M 329.5754083467533 1.2788e-05 deg
tp 2459108.274332993417
(2020-Sep-15.77433299)
4.5712e-05 TDB
period 1275.243405723397
3.49
6.99e-06
1.914e-08
d
yr
n .2822990484673674 1.5474e-09 deg/d
Q 2.760434490871678 1.0087e-08 au
  Orbit Determination Parameters
   # obs. used (total)      808  
   data-arc span      11204 days (30.67 yr)  
   first obs. used      1989-12-01  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53782  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:13:55  

Additional Information
 Earth MOID = .848765 au 
 Jupiter MOID = 2.72792 au 
 T_jup = 3.560 
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Orbital Elements at Epoch 2456883.5 (2014-Aug-14.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1997088203610697 5.8127e-08  
q 1.842442259506362 1.3435e-07 au
tp 2456558.666906875981
(2013-Sep-23.16690688)
3.7591e-05 TDB
node 306.0577517511732 6.6882e-05 deg
peri 68.68008476863884 6.7608e-05 deg
i 4.504049442654164 4.1807e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      808  
   data-arc span      11204 days (30.67 yr)  
   first obs. used      1989-12-01  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53782  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:13:55  

Additional Information
 Jupiter MOID = 2.72792 au 
 T_jup = 3.560 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.378766328726116E-15 -7.799763784566454E-15 1.116806538126667E-13 2.619536336239748E-14 -9.14670168603588E-14 -3.357971640000419E-15
q -7.799763784566454E-15 1.804876753627736E-14 -1.437276584425687E-13 -6.113110954541836E-14 2.412418575583015E-13 7.891226165471038E-15
tp 1.116806538126667E-13 -1.437276584425687E-13 1.41310025364339E-9 -2.477003289078924E-12 3.946612117581157E-10 5.206295880657649E-14
node 2.619536336239748E-14 -6.113110954541836E-14 -2.477003289078924E-12 4.473204139207225E-9 -4.460727022797778E-9 6.140215129088371E-11
peri -9.14670168603588E-14 2.412418575583015E-13 3.946612117581157E-10 -4.460727022797778E-9 4.570871345628292E-9 -6.112178344675237E-11
i -3.357971640000419E-15 7.891226165471038E-15 5.206295880657649E-14 6.140215129088371E-11 -6.112178344675237E-11 1.747829223620665E-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 15.7   n/a MPO280229  

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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