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152773 (1999 RO90)
Classification: Main-belt Asteroid          SPK-ID: 2152773
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1198797132629732 3.9445e-08  
a 2.774820165048353 1.7963e-08 au
q 2.44217551930604 1.1438e-07 au
i 4.388723770552041 4.848e-06 deg
node 55.14862992109891 5.24e-05 deg
peri 289.8670609354594 5.5917e-05 deg
M 224.9515665935538 2.1383e-05 deg
tp 2459833.841198584625
(2022-Sep-11.34119858)
0.00010262 TDB
period 1688.304156807656
4.62
1.6394e-05
4.488e-08
d
yr
n .2132317204506024 2.0705e-09 deg/d
Q 3.107464810790665 2.0116e-08 au
  Orbit Determination Parameters
   # obs. used (total)      595  
   data-arc span      7897 days (21.62 yr)  
   first obs. used      1999-09-05  
   last obs. used      2021-04-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52534  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:41:58  

Additional Information
 Earth MOID = 1.4375 au 
 Jupiter MOID = 2.29198 au 
 T_jup = 3.321 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457634.5 (2016-Sep-03.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1187041043139095 3.9428e-08  
q 2.446386906208685 1.1414e-07 au
tp 2458144.506139541225
(2018-Jan-26.00613954)
9.8105e-05 TDB
node 55.16680857661367 5.239e-05 deg
peri 289.7460112651945 5.5975e-05 deg
i 4.388668791083482 4.8474e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      595  
   data-arc span      7897 days (21.62 yr)  
   first obs. used      1999-09-05  
   last obs. used      2021-04-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52534  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:41:58  

Additional Information
 Jupiter MOID = 2.29198 au 
 T_jup = 3.321 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.554584318718766E-15 -4.459779181239197E-15 7.627849613003527E-13 3.030638535206174E-15 1.76884125386672E-13 5.809801497774758E-16
q -4.459779181239197E-15 1.30288645609043E-14 -1.710240039991641E-12 -7.387450498717803E-15 -4.298094116959537E-13 -1.344860132587873E-15
tp 7.627849613003527E-13 -1.710240039991641E-12 9.624613189124763E-9 1.488134509222234E-11 1.947924101294067E-9 5.493769299475963E-13
node 3.030638535206174E-15 -7.387450498717803E-15 1.488134509222234E-11 2.74468756443639E-9 -2.733179478045949E-9 -5.585798644010573E-11
peri 1.76884125386672E-13 -4.298094116959537E-13 1.947924101294067E-9 -2.733179478045949E-9 3.133244972171479E-9 5.582176549454955E-11
i 5.809801497774758E-16 -1.344860132587873E-15 5.493769299475963E-13 -5.585798644010573E-11 5.582176549454955E-11 2.349756879734297E-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 15.74   n/a MPCxxxxx  

152773 (1999 RO90)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

Alternate Designations
 1999 RO90 = 2002 GR91 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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