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47055 (1998 XH5)
Classification: Main-belt Asteroid          SPK-ID: 2047055
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05543079362348755 3.3282e-08  
a 3.166686866118132 1.7753e-08 au
q 2.991154899972129 1.1114e-07 au
i 12.63214592589856 3.5327e-06 deg
node 112.0880073685646 2.0393e-05 deg
peri 1.09371664146263 4.7344e-05 deg
M 275.8185945176105 4.202e-05 deg
tp 2459481.804342153433
(2021-Sep-24.30434215)
0.00024083 TDB
period 2058.287839010757
5.64
1.7308e-05
4.739e-08
d
yr
n .1749026512118058 1.4708e-09 deg/d
Q 3.342218832264134 1.8737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1970  
   data-arc span      7991 days (21.88 yr)  
   first obs. used      1998-12-10  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48375  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:44:07  

Additional Information
 Earth MOID = 2.00771 au 
 Jupiter MOID = 1.76122 au 
 T_jup = 3.163 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457088.5 (2015-Mar-07.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05158745188415461 3.3394e-08  
q 3.00447520952868 1.1096e-07 au
tp 2457424.263658754149
(2016-Feb-05.76365875)
0.00025809 TDB
node 112.3090947463603 2.0404e-05 deg
peri 1.375458646519119 5.0334e-05 deg
i 12.62577882128443 3.5305e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1970  
   data-arc span      7991 days (21.88 yr)  
   first obs. used      1998-12-10  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48375  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:44:07  

Additional Information
 Jupiter MOID = 1.76122 au 
 T_jup = 3.163 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.115184155723542E-15 -3.665091600093988E-15 2.187422399433139E-13 -3.985873931629385E-15 7.188407509979733E-14 -8.562432553145496E-16
q -3.665091600093988E-15 1.231236756277384E-14 -4.437418667027073E-13 1.360888812227087E-14 -1.96270196748154E-13 3.564910065096834E-15
tp 2.187422399433139E-13 -4.437418667027073E-13 6.661186964165337E-8 2.69112893020391E-11 1.190828116906033E-8 7.901619462396125E-12
node -3.985873931629385E-15 1.360888812227087E-14 2.69112893020391E-11 4.163301128366007E-10 -4.01054252034126E-10 -3.834952490294961E-12
peri 7.188407509979733E-14 -1.96270196748154E-13 1.190828116906033E-8 -4.01054252034126E-10 2.533473397723792E-9 5.089526382442469E-12
i -8.562432553145496E-16 3.564910065096834E-15 7.901619462396125E-12 -3.834952490294961E-12 5.089526382442469E-12 1.246426171651413E-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 12.6   n/a MPO351166  
diameter diameter 8.505 km 0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.244   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47055 (1998 XH5)          Discovered 1998-Dec-10 by Chesney, D. K. at High Point
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 XH5 = 2000 ET138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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