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59158 (1998 YQ4)
Classification: Main-belt Asteroid          SPK-ID: 2059158
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2450300143160729 3.7918e-08  
a 2.253880712434374 1.042e-08 au
q 1.701612289199858 8.6382e-08 au
i 23.21392558403597 6.9206e-06 deg
node 219.0164982960406 1.105e-05 deg
peri 288.4137429160149 1.7173e-05 deg
M 82.23287470426223 1.4674e-05 deg
tp 2458718.182506618783
(2019-Aug-22.68250662)
4.9544e-05 TDB
period 1235.932684862961
3.38
8.571e-06
2.347e-08
d
yr
n .2912779995294941 2.02e-09 deg/d
Q 2.806149135668889 1.2973e-08 au
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      8849 days (24.23 yr)  
   first obs. used      1996-03-26  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57048  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:36:53  

Additional Information
 Earth MOID = .828008 au 
 Jupiter MOID = 2.48815 au 
 T_jup = 3.481 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456855.5 (2014-Jul-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2453115585723197 3.7937e-08  
q 1.700921310146809 8.6521e-08 au
tp 2456246.877906213768
(2012-Nov-15.37790621)
4.5245e-05 TDB
node 219.039476819017 1.1053e-05 deg
peri 288.3817178713351 1.7158e-05 deg
i 23.2109051470716 6.9199e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      8849 days (24.23 yr)  
   first obs. used      1996-03-26  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57048  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:36:53  

Additional Information
 Jupiter MOID = 2.48815 au 
 T_jup = 3.481 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.439244914246818E-15 -3.26865867392431E-15 2.949990795167774E-13 1.180737593696271E-15 8.55699397045968E-14 -1.46447770880869E-15
q -3.26865867392431E-15 7.485798681114814E-15 -6.424817796662207E-13 -3.689078149193357E-15 -1.767904790510995E-13 4.252076819400578E-15
tp 2.949990795167774E-13 -6.424817796662207E-13 2.047139909216117E-9 1.683141010369419E-12 6.018141202792951E-10 1.093954109304618E-11
node 1.180737593696271E-15 -3.689078149193357E-15 1.683141010369419E-12 1.221765392329891E-10 -1.114759778423099E-10 3.350681741614237E-12
peri 8.55699397045968E-14 -1.767904790510995E-13 6.018141202792951E-10 -1.114759778423099E-10 2.943960036632327E-10 4.601009671954235E-14
i -1.46447770880869E-15 4.252076819400578E-15 1.093954109304618E-11 3.350681741614237E-12 4.601009671954235E-14 4.788506227898943E-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 15.6   n/a MPO468493  
diameter diameter 3.398 km 0.675 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.037   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

59158 (1998 YQ4)          Discovered 1998-Dec-20 by CSS at Catalina
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1998 YQ4 = 1996 FG5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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