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49406 (1998 XP47)
Classification: Main-belt Asteroid          SPK-ID: 2049406
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05621960718859186 4.394e-08  
a 2.712400675984333 1.3993e-08 au
q 2.559910575442423 1.1758e-07 au
i 11.07078733817567 4.6372e-06 deg
node 68.79823547658856 2.573e-05 deg
peri 69.7639455949294 5.0761e-05 deg
M 248.9646194651814 4.4146e-05 deg
tp 2459503.754975518033
(2021-Oct-16.25497552)
0.00020115 TDB
period 1631.658218433177
4.47
1.2627e-05
3.457e-08
d
yr
n .2206344416575765 1.7074e-09 deg/d
Q 2.864890776526243 1.478e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1354  
   data-arc span      7628 days (20.88 yr)  
   first obs. used      1998-12-14  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5253  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:42:18  

Additional Information
 Earth MOID = 1.59902 au 
 Jupiter MOID = 2.21603 au 
 T_jup = 3.333 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456548.5 (2013-Sep-13.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05414625925573129 4.392e-08  
q 2.566352686031378 1.172e-07 au
tp 2456235.472996085698
(2012-Nov-03.97299609)
0.00020383 TDB
node 68.83974405538854 2.5744e-05 deg
peri 69.09985409768173 5.2312e-05 deg
i 11.06732744378152 4.6357e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1354  
   data-arc span      7628 days (20.88 yr)  
   first obs. used      1998-12-14  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5253  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:42:18  

Additional Information
 Jupiter MOID = 2.21603 au 
 T_jup = 3.333 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.928990327905309E-15 -5.115279362511816E-15 1.159425168267503E-12 5.717230965497116E-15 2.847281001568168E-13 4.842922512834123E-16
q -5.115279362511816E-15 1.373669428168417E-14 -2.710860387596217E-12 -1.54245545167225E-14 -6.683310980846112E-13 -1.010176114021184E-15
tp 1.159425168267503E-12 -2.710860387596217E-12 4.15460839729029E-8 -5.3483914281618E-11 9.311693857458188E-9 5.3222171885513E-12
node 5.717230965497116E-15 -1.54245545167225E-14 -5.3483914281618E-11 6.627434509671533E-10 -6.61702868492209E-10 -1.167625418784277E-11
peri 2.847281001568168E-13 -6.683310980846112E-13 9.311693857458188E-9 -6.61702868492209E-10 2.736546791304995E-9 1.25660681061401E-11
i 4.842922512834123E-16 -1.010176114021184E-15 5.3222171885513E-12 -1.167625418784277E-11 1.25660681061401E-11 2.148949473140316E-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 13.8   n/a MPO449317  
diameter diameter 5.015 km 0.298 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.825 h n/a LCDB (Rev. 2019-August); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.404   0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49406 (1998 XP47)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 XP47 = 2000 GM133 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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