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5875 Kuga (1989 XO)
Classification: Main-belt Asteroid          SPK-ID: 2005875
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04999682231319243 2.8733e-08  
a 2.378798633191511 7.4192e-09 au
q 2.25986626060897 6.7386e-08 au
i 6.468135917371627 3.5114e-06 deg
node 287.1101939357746 3.3396e-05 deg
peri 150.5672953404695 5.7282e-05 deg
M 110.2610983528719 4.5455e-05 deg
tp 2458590.055197168877
(2019-Apr-16.55519717)
0.00016923 TDB
period 1340.093026702156
3.67
6.2694e-06
1.716e-08
d
yr
n .2686380667810253 1.2568e-09 deg/d
Q 2.497731005774052 7.7901e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2687  
   data-arc span      12719 days (34.82 yr)  
   first obs. used      1985-10-11  
   last obs. used      2020-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39069  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 19:58:17  

Additional Information
 Earth MOID = 1.27802 au 
 Jupiter MOID = 2.6258 au 
 T_jup = 3.529 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457077.5 (2015-Feb-24.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04903133623416496 2.8671e-08  
q 2.262408971519691 6.7162e-08 au
tp 2457250.965436907805
(2015-Aug-16.46543691)
0.00017333 TDB
node 287.1950480190518 3.3381e-05 deg
peri 150.9133714116504 5.8098e-05 deg
i 6.469166776166012 3.5129e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2687  
   data-arc span      12719 days (34.82 yr)  
   first obs. used      1985-10-11  
   last obs. used      2020-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .39069  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 19:58:17  

Additional Information
 Jupiter MOID = 2.6258 au 
 T_jup = 3.529 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.220222647462624E-16 -1.91534020668357E-15 -1.477594871663037E-13 1.055159993755246E-16 -6.226254103611478E-14 -8.152717006738772E-17
q -1.91534020668357E-15 4.51074631622674E-15 2.753767384194302E-13 6.187194101046565E-16 1.225636704257402E-13 3.057709144237263E-16
tp -1.477594871663037E-13 2.753767384194302E-13 3.004350624262524E-8 2.334663172083564E-12 8.255976903849357E-9 -9.260684639753051E-13
node 1.055159993755246E-16 6.187194101046565E-16 2.334663172083564E-12 1.114268127643062E-9 -1.106084310440395E-9 3.02074213711405E-11
peri -6.226254103611478E-14 1.225636704257402E-13 8.255976903849357E-9 -1.106084310440395E-9 3.375329126859621E-9 -3.028295856687769E-11
i -8.152717006738772E-17 3.057709144237263E-16 -9.260684639753051E-13 3.02074213711405E-11 -3.028295856687769E-11 1.234027660455733E-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 12.5   n/a MPO416776  
diameter diameter 7.465 km 0.144 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.551 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Carbo, L.; Green, D.; Kragh, K.; Krotz, J.; et al. (2009) Minor Planet Bull. 36, 152-157.]
[Oszkiewicz, D.; Skiff, B.A.; Moskovitz, N.; Kaniewicz, P.; et al. (2017) Astron. Astrophys. 599, A107.]
[Stephens, R.D.; Warner, B.D. (2020) Minor Planet Bull. 47, 275-284.]
geometric albedo albedo 0.443   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

5875 Kuga (1989 XO)          Discovered 1989-Dec-05 by Endate and Watanabe at Kitami
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1989 XO = 1985 TA4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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