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136057 (2002 XZ49)
Classification: Main-belt Asteroid          SPK-ID: 2136057
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07482504109572592 5.0563e-08  
a 2.853014842670727 2.3669e-08 au
q 2.639537889821174 1.4338e-07 au
i 1.39257567582626 5.6951e-06 deg
node 356.9048139113205 0.00017236 deg
peri 347.2223548093152 0.00017539 deg
M 311.4032331197544 3.4725e-05 deg
tp 2459238.107064842125
(2021-Jan-23.60706484)
0.00017104 TDB
period 1760.169427607255
4.82
2.1904e-05
5.997e-08
d
yr
n .2045257657323238 2.5451e-09 deg/d
Q 3.06649179552028 2.544e-08 au
  Orbit Determination Parameters
   # obs. used (total)      508  
   data-arc span      7392 days (20.24 yr)  
   first obs. used      1999-02-12  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50483  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:12:38  

Additional Information
 Earth MOID = 1.6317 au 
 Jupiter MOID = 2.24069 au 
 T_jup = 3.300 
[ show covariance matrix ]

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 MPO436668  
rotation period rot_per 59.26 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:
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) ArXiv:1901.08719.]

136057 (2002 XZ49)          Discovered 2002-Dec-10 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2002 XZ49 = 2004 DY44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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