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JPL Small-Body Database Browser
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27115 (1998 WG3)
Classification: Main-belt Asteroid          SPK-ID: 2027115
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .00656663851223826 4.4015e-08  
a 2.757596917308236 1.5946e-08 au
q 2.73948877518981 1.2225e-07 au
i 3.154781175032832 4.2869e-06 deg
node 265.7578712140098 8.9603e-05 deg
peri 85.40847411421812 0.00035289 deg
M 264.4048126502307 0.00034254 deg
tp 2459044.648430879048
(2020-Jul-14.14843088)
0.0015922 TDB
period 1672.60967365888
4.58
1.4508e-05
3.972e-08
d
yr
n .2152325229666346 1.8669e-09 deg/d
Q 2.775705059426661 1.6051e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1185  
   data-arc span      9307 days (25.48 yr)  
   first obs. used      1993-11-11  
   last obs. used      2019-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54963  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:26:54  

Additional Information
 Earth MOID = 1.72982 au 
 Jupiter MOID = 2.23185 au 
 T_jup = 3.341 
[ 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 14.0   n/a MPO347725  
diameter diameter 8.883 km 0.179 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27115 (1998 WG3)          Discovered 1998-Nov-19 by Kobayashi, T. at Oizumi
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 WG3 = 1993 VM4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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