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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2450300216982566 4.5676e-08  
a 2.25388070528247 1.2151e-08 au
q 1.701612267161824 1.0639e-07 au
i 23.2139211829785 7.6863e-06 deg
node 219.0165006975593 1.1766e-05 deg
peri 288.4137421823361 1.8314e-05 deg
M 82.23287827124793 1.4794e-05 deg
tp 2458718.182495716553
(2019-Aug-22.68249572)
4.9944e-05 TDB
period 1235.932678980259
3.38
9.9945e-06
2.736e-08
d
yr
n .2912780009158978 2.3555e-09 deg/d
Q 2.806149143403115 1.5128e-08 au
  Orbit Determination Parameters
   # obs. used (total)      532  
   data-arc span      8334 days (22.82 yr)  
   first obs. used      1996-03-26  
   last obs. used      2019-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57598  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:37:38  

Additional Information
 Earth MOID = .828008 au 
 Jupiter MOID = 2.48815 au 
 T_jup = 3.481 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456490.5 (2013-Jul-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2451856095603719 4.5683e-08  
q 1.701201102699882 1.0653e-07 au
tp 2456246.744989868130
(2012-Nov-15.24498987)
4.6831e-05 TDB
node 219.0519219060954 1.1769e-05 deg
peri 288.3514602714384 1.8303e-05 deg
i 23.21231597002431 7.6859e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      532  
   data-arc span      8334 days (22.82 yr)  
   first obs. used      1996-03-26  
   last obs. used      2019-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57598  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:37:38  

Additional Information
 Jupiter MOID = 2.48815 au 
 T_jup = 3.481 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.086941288643344E-15 -4.850267290904507E-15 5.640638138516837E-13 8.088337038443613E-15 1.919783237757706E-13 -6.845839515279977E-15
q -4.850267290904507E-15 1.134833358691146E-14 -1.296925968217902E-12 -2.099245753865781E-14 -4.353295076048292E-13 1.821567222228439E-14
tp 5.640638138516837E-13 -1.296925968217902E-12 2.193166697405148E-9 -6.475006166216123E-12 6.666910220372777E-10 2.084659578817796E-11
node 8.088337038443613E-15 -2.099245753865781E-14 -6.475006166216123E-12 1.385033224035689E-10 -1.286073314284902E-10 -9.073182938582594E-12
peri 1.919783237757706E-13 -4.353295076048292E-13 6.666910220372777E-10 -1.286073314284902E-10 3.34988491000101E-10 1.420573769564512E-11
i -6.845839515279977E-15 1.821567222228439E-14 2.084659578817796E-11 -9.073182938582594E-12 1.420573769564512E-11 5.907252151960181E-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

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