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26159 (1994 WN3)
Classification: Main-belt Asteroid          SPK-ID: 2026159
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2349696027414475 5.9628e-08  
a 2.523140179568565 7.2274e-09 au
q 1.930278933914355 1.5173e-07 au
i 6.786243739731161 2.7421e-06 deg
node 133.0167549201319 4.0332e-05 deg
peri 259.1899938424928 4.0695e-05 deg
M 199.7101849691124 6.3121e-06 deg
tp 2459852.299350179105
(2022-Sep-29.79935018)
2.6812e-05 TDB
period 1463.896917088973
4.01
6.2899e-06
1.722e-08
d
yr
n .2459189549465524 1.0566e-09 deg/d
Q 3.116001425222775 8.9256e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1991  
   data-arc span      12255 days (33.55 yr)  
   first obs. used      1986-12-05  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48361  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:30:31  

Additional Information
 Earth MOID = .948539 au 
 Jupiter MOID = 2.36008 au 
 T_jup = 3.406 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456957.5 (2014-Oct-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2323333604011121 5.9311e-08  
q 1.938292889301869 1.5058e-07 au
tp 2456921.680018685497
(2014-Sep-21.18001869)
2.4537e-05 TDB
node 133.0959186946709 4.0235e-05 deg
peri 258.9880650895444 4.0631e-05 deg
i 6.789654085026732 2.7448e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1991  
   data-arc span      12255 days (33.55 yr)  
   first obs. used      1986-12-05  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48361  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:30:31  

Additional Information
 Jupiter MOID = 2.36008 au 
 T_jup = 3.406 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.517851802237879E-15 -8.925308272798943E-15 5.198111520457528E-13 -6.864006582317555E-14 8.988556896332218E-14 -1.345704646578035E-14
q -8.925308272798943E-15 2.267443497323002E-14 -1.310704666378083E-12 1.742919293429202E-13 -2.261840077728133E-13 3.421210162203351E-14
tp 5.198111520457528E-13 -1.310704666378083E-12 6.020821601333952E-10 -7.467326326306401E-12 1.703802452141278E-10 -3.08982469461835E-12
node -6.864006582317555E-14 1.742919293429202E-13 -7.467326326306401E-12 1.618857759522331E-9 -1.607492204821092E-9 -9.818686108911867E-12
peri 8.988556896332218E-14 -2.261840077728133E-13 1.703802452141278E-10 -1.607492204821092E-9 1.650856606155733E-9 9.341615531888594E-12
i -1.345704646578035E-14 3.421210162203351E-14 -3.08982469461835E-12 -9.818686108911867E-12 9.341615531888594E-12 7.534174379191239E-12

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 14.13   n/a E2020-QM5  
diameter diameter 3.750 km 0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.379   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

26159 (1994 WN3)          Discovered 1994-Nov-28 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1994 WN3 = 1986 XU4 = 1998 QU98 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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