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59129 (1998 XC27)
Classification: Main-belt Asteroid          SPK-ID: 2059129
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1985683410370687 5.6355e-08  
a 2.458646306676828 1.473e-08 au
q 1.970436988363095 1.3334e-07 au
i 14.36388728688085 3.732e-06 deg
node 244.2198980782102 1.8906e-05 deg
peri 287.653380222102 2.0583e-05 deg
M 232.538688933692 1.0763e-05 deg
tp 2459895.061103438570
(2022-Nov-11.56110344)
4.4901e-05 TDB
period 1408.12922553821
3.86
1.2654e-05
3.464e-08
d
yr
n .2556583539855173 2.2975e-09 deg/d
Q 2.946855624990562 1.7655e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1295  
   data-arc span      10968 days (30.03 yr)  
   first obs. used      1990-11-24  
   last obs. used      2020-12-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44873  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:12:30  

Additional Information
 Earth MOID = 1.02697 au 
 Jupiter MOID = 2.21242 au 
 T_jup = 3.422 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457936.5 (2017-Jul-02.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .197032674814052 5.6363e-08  
q 1.97563745188492 1.3324e-07 au
tp 2458486.096826724248
(2019-Jan-02.59682672)
3.8268e-05 TDB
node 244.2819698606756 1.888e-05 deg
peri 287.5901184235548 2.06e-05 deg
i 14.36927597033374 3.7337e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1295  
   data-arc span      10968 days (30.03 yr)  
   first obs. used      1990-11-24  
   last obs. used      2020-12-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44873  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:12:30  

Additional Information
 Jupiter MOID = 2.21242 au 
 T_jup = 3.422 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.176792060685073E-15 -7.486903375542745E-15 9.391933388475157E-13 -4.526885321598867E-14 1.738219536432153E-13 5.472437921663843E-15
q -7.486903375542745E-15 1.775381632113459E-14 -2.108240851069281E-12 1.056026381355329E-13 -3.94609744900498E-13 -1.274240784849279E-14
tp 9.391933388475157E-13 -2.108240851069281E-12 1.464460138559319E-9 -1.711240922337668E-11 3.43611056740904E-10 -1.160665557667616E-14
node -4.526885321598867E-14 1.056026381355329E-13 -1.711240922337668E-11 3.564686234822889E-10 -3.478047125139346E-10 -2.166668371518021E-11
peri 1.738219536432153E-13 -3.94609744900498E-13 3.43611056740904E-10 -3.478047125139346E-10 4.243646351911946E-10 2.079372121357143E-11
i 5.472437921663843E-15 -1.274240784849279E-14 -1.160665557667616E-14 -2.166668371518021E-11 2.079372121357143E-11 1.39402096906179E-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 15.06   n/a E2021B10  
rotation period rot_per 9.22463 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

59129 (1998 XC27)          Discovered 1998-Dec-15 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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