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134677 (1999 WD14)
Classification: Main-belt Asteroid          SPK-ID: 2134677
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1452529398180974 5.2075e-08  
a 2.414336442328494 2.0695e-08 au
q 2.063646976370314 1.2501e-07 au
i 6.916213541194315 5.7016e-06 deg
node 61.92229652940025 4.3302e-05 deg
peri 248.2321992074784 5.4959e-05 deg
M 305.314556139114 4.2108e-05 deg
tp 2459408.644218462312
(2021-Jul-13.14421846)
0.00016213 TDB
period 1370.235173313235
3.75
1.7618e-05
4.824e-08
d
yr
n .2627286228024043 3.3781e-09 deg/d
Q 2.765025908286674 2.3701e-08 au
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      7507 days (20.55 yr)  
   first obs. used      1999-11-01  
   last obs. used      2020-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57845  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:09:25  

Additional Information
 Earth MOID = 1.05912 au 
 Jupiter MOID = 2.48604 au 
 T_jup = 3.493 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.12   n/a E2021B55  
diameter diameter 1.668 km 0.256 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.231   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134677 (1999 WD14)          Discovered 1999-Nov-28 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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