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JPL Small-Body Database Browser
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136786 (1996 XX4)
Classification: Main-belt Asteroid          SPK-ID: 2136786
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1504079935564396 5.3552e-08  
a 2.269029642170358 1.1252e-08 au
q 1.927749446371428 1.2508e-07 au
i 5.408343651528187 5.5577e-06 deg
node .04376510936245186 5.1277e-05 deg
peri 339.5829593499892 5.3824e-05 deg
M 17.2198410062826 1.9348e-05 deg
tp 2458940.784741380894
(2020-Apr-01.28474138)
6.6835e-05 TDB
period 1248.414145928236
3.42
9.2866e-06
2.543e-08
d
yr
n .2883658449194585 2.1451e-09 deg/d
Q 2.610309837969287 1.2945e-08 au
  Orbit Determination Parameters
   # obs. used (total)      472  
   data-arc span      8213 days (22.49 yr)  
   first obs. used      1996-12-06  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59567  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 18:38:22  

Additional Information
 Earth MOID = .920361 au 
 Jupiter MOID = 2.76794 au 
 T_jup = 3.593 
[ 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 16.4   n/a MPO475189  
rotation period rot_per 17.313 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.]

136786 (1996 XX4)          Discovered 1996-Dec-06 by Spacewatch at Kitt Peak
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1996 XX4 = 1999 RE52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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