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47270 (1999 VE138)
Classification: Main-belt Asteroid          SPK-ID: 2047270
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08418126878492518 5.3823e-08  
a 3.01829800610449 2.986e-08 au
q 2.764213850379604 1.8084e-07 au
i 1.922845656511909 4.6676e-06 deg
node 61.31562557025352 0.00022659 deg
peri 1.178034627173419 0.00023354 deg
M 256.5141802443371 5.9597e-05 deg
tp 2459151.079384039895
(2020-Oct-28.57938404)
0.00032221 TDB
period 1915.321139865791
5.24
2.8422e-05
7.782e-08
d
yr
n .1879580361261119 2.7892e-09 deg/d
Q 3.272382161829376 3.2374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      427  
   data-arc span      14947 days (40.92 yr)  
   first obs. used      1978-11-29  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56835  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:31:29  

Additional Information
 Earth MOID = 1.77687 au 
 Jupiter MOID = 1.98311 au 
 T_jup = 3.241 
[ 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 15.3   n/a MPO459177  
rotation period rot_per 4.061 h n/a LCDB (Rev. 2019-January); 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.]

47270 (1999 VE138)          Discovered 1999-Nov-12 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 VE138 = 1978 WD10 = 1999 XZ77 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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