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JPL Small-Body Database Browser
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535018 (2014 WA509)
Classification: TransNeptunian Object          SPK-ID: 2535018
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05219499156913724 2.9403e-05  
a 43.88683207772414 0.0011954 au
q 41.59615924743119 0.0011928 au
i 3.003473055641798 8.4403e-05 deg
node 120.2438598467042 0.0012876 deg
peri 338.6847755026579 0.024745 deg
M 61.14366335153159 0.022772 deg
tp 2440964.146819787391
(1971-Jan-12.64681979)
6.2063 TDB
period 106193.9502634314
290.74
4.3387
0.01188
d
yr
n .003390023622880223 1.385e-07 deg/d
Q 46.1775049080171 0.0012578 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      2848 days (7.80 yr)  
   first obs. used      2010-05-31  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .72708  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 11:27:46  

Additional Information
 Earth MOID = 40.6132 au 
 Jupiter MOID = 36.3964 au 
 T_jup = 5.911 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457144.5 (2015-May-02.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05993688548413489 2.8565e-05  
q 41.69145553865431 0.0010831 au
tp 2442876.552332674313
(1976-Apr-08.05233267)
5.7558 TDB
node 120.1215255369058 0.0012872 deg
peri 345.7645878576505 0.022862 deg
i 2.996420091356781 8.3876e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      2848 days (7.80 yr)  
   first obs. used      2010-05-31  
   last obs. used      2018-03-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .72708  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 11:27:46  

Additional Information
 Jupiter MOID = 36.3964 au 
 T_jup = 5.911 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.15948991545066E-10 -1.636259200655883E-8 -5.754162059372741E-5 2.12442325954235E-10 -2.469585452547791E-7 1.811922567813081E-11
q -1.636259200655883E-8 1.173155712227357E-6 .006101774547402323 -1.25502111903416E-8 2.43438996389006E-5 -7.049861231936125E-10
tp -5.754162059372741E-5 .006101774547402323 33.12903632185226 -6.339012174406942E-5 .1313185614245123 -3.281838483121646E-6
node 2.12442325954235E-10 -1.25502111903416E-8 -6.339012174406942E-5 1.656916939288756E-6 -1.908576657690511E-6 1.075387767664681E-7
peri -2.469585452547791E-7 2.43438996389006E-5 .1313185614245123 -1.908576657690511E-6 .0005226870639176394 -1.207207715340336E-7
i 1.811922567813081E-11 -7.049861231936125E-10 -3.281838483121646E-6 1.075387767664681E-7 -1.207207715340336E-7 7.035247386195678E-9

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.0   n/a E2018Y78  

535018 (2014 WA509)          Discovered 2010-May-31 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-05-29
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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