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JPL Small-Body Database Browser
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193789 (2001 OB59)
Classification: Main-belt Asteroid          SPK-ID: 2193789
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2586791237786132 5.1196e-08  
a 2.29849352489836 1.3859e-08 au
q 1.703921233866836 1.1736e-07 au
i 3.516410318964594 6.3222e-06 deg
node 115.28133391948 6.7347e-05 deg
peri 248.8948607160502 6.8666e-05 deg
M 107.0216896491857 1.2356e-05 deg
tp 2458622.116093737739
(2019-May-18.61609374)
4.2663e-05 TDB
period 1272.809340806838
3.48
1.1512e-05
3.152e-08
d
yr
n .2828389048212004 2.558e-09 deg/d
Q 2.893065815929884 1.7444e-08 au
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      9337 days (25.56 yr)  
   first obs. used      1994-07-11  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56661  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:09:01  

Additional Information
 Earth MOID = .705643 au 
 Jupiter MOID = 2.5687 au 
 T_jup = 3.545 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457085.5 (2015-Mar-04.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2600071720960399 5.1489e-08  
q 1.700233899961166 1.1819e-07 au
tp 2457348.342770450318
(2015-Nov-21.84277045)
4.0399e-05 TDB
node 115.3829524447186 6.742e-05 deg
peri 248.586701408638 6.8703e-05 deg
i 3.51619121716891 6.3237e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      9337 days (25.56 yr)  
   first obs. used      1994-07-11  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56661  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:09:01  

Additional Information
 Jupiter MOID = 2.5687 au 
 T_jup = 3.545 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.65107365052865E-15 -6.062936621829675E-15 -1.258223987017764E-12 5.639827677387884E-14 -3.59315593743799E-13 -3.004683578729145E-15
q -6.062936621829675E-15 1.396939176284045E-14 2.897514434015063E-12 -1.297935490202239E-13 8.224584008986792E-13 7.098098693394671E-15
tp -1.258223987017764E-12 2.897514434015063E-12 1.632075888777148E-9 -4.561003620885576E-11 5.44127423265686E-10 3.460696021067924E-12
node 5.639827677387884E-14 -1.297935490202239E-13 -4.561003620885576E-11 4.545502181568237E-9 -4.548738049489859E-9 1.420294326145183E-10
peri -3.59315593743799E-13 8.224584008986792E-13 5.44127423265686E-10 -4.548738049489859E-9 4.720103206551565E-9 -1.408048467892785E-10
i -3.004683578729145E-15 7.098098693394671E-15 3.460696021067924E-12 1.420294326145183E-10 -1.408048467892785E-10 3.998898276772844E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO449957  

193789 (2001 OB59)          Discovered 2001-Jul-21 by NEAT at Haleakala
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 2001 OB59 = 1994 NU4 = 2005 WE157 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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