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74691 (1999 RV132)
Classification: Main-belt Asteroid          SPK-ID: 2074691
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1460981843975278 3.9321e-08  
a 2.272117645431845 8.4436e-09 au
q 1.940165382696667 9.2569e-08 au
i 5.549686552687559 4.1461e-06 deg
node 204.6159009063061 3.8155e-05 deg
peri 112.1079288905359 4.0978e-05 deg
M 35.03193225329284 1.3732e-05 deg
tp 2458878.767584374278
(2020-Jan-30.26758437)
4.7634e-05 TDB
period 1250.963529741945
3.42
6.9732e-06
1.909e-08
d
yr
n .287778173736418 1.6042e-09 deg/d
Q 2.604069908167024 9.6772e-09 au
  Orbit Determination Parameters
   # obs. used (total)      838  
   data-arc span      7242 days (19.83 yr)  
   first obs. used      1999-09-05  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57143  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:20:35  

Additional Information
 Earth MOID = .935316 au 
 Jupiter MOID = 2.67842 au 
 T_jup = 3.591 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456632.5 (2013-Dec-06.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1459143836709923 3.9131e-08  
q 1.940667722692312 9.2057e-08 au
tp 2456375.058227630575
(2013-Mar-23.55822763)
4.8297e-05 TDB
node 204.7677319731594 3.8176e-05 deg
peri 111.7188187355906 4.1013e-05 deg
i 5.547408368432203 4.145e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      838  
   data-arc span      7242 days (19.83 yr)  
   first obs. used      1999-09-05  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57143  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:20:35  

Additional Information
 Jupiter MOID = 2.67842 au 
 T_jup = 3.591 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.531271511291122E-15 -3.593184698954255E-15 4.774454381370108E-13 5.943448567568581E-16 1.794015505649984E-13 -4.023929124301311E-15
q -3.593184698954255E-15 8.474418103505448E-15 -1.140894312377995E-12 -1.378482668850526E-15 -4.243250726108216E-13 9.564522681851164E-15
tp 4.774454381370108E-13 -1.140894312377995E-12 2.33262722160904E-9 -3.543674316596271E-12 7.331495764765387E-10 4.775799914322398E-13
node 5.943448567568581E-16 -1.378482668850526E-15 -3.543674316596271E-12 1.45741007385762E-9 -1.451202167263243E-9 -7.301119131833702E-12
peri 1.794015505649984E-13 -4.243250726108216E-13 7.331495764765387E-10 -1.451202167263243E-9 1.682045598924258E-9 7.339958159499017E-12
i -4.023929124301311E-15 9.564522681851164E-15 4.775799914322398E-13 -7.301119131833702E-12 7.339958159499017E-12 1.7181147414247E-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 15.8   n/a MPO474633  

74691 (1999 RV132)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 RV132 = 2001 BD18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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