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192443 (1997 WY5)
Classification: Main-belt Asteroid          SPK-ID: 2192443
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1772217125496874 4.1859e-08  
a 2.394691194293907 9.4933e-09 au
q 1.970299919813485 9.9982e-08 au
i 5.622693231892335 4.5938e-06 deg
node 75.05990935361733 3.9779e-05 deg
peri 165.467938172436 4.108e-05 deg
M 307.1856160103291 1.0822e-05 deg
tp 2459595.074016670481
(2022-Jan-15.57401667)
4.1114e-05 TDB
period 1353.545011816365
3.71
8.0488e-06
2.204e-08
d
yr
n .2659682514118276 1.5816e-09 deg/d
Q 2.819082468774329 1.1176e-08 au
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      8547 days (23.40 yr)  
   first obs. used      1997-11-23  
   last obs. used      2021-04-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51432  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:54:57  

Additional Information
 Earth MOID = .958526 au 
 Jupiter MOID = 2.1912 au 
 T_jup = 3.502 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457750.5 (2016-Dec-28.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1778141199570776 4.1825e-08  
q 1.968266947454444 9.992e-08 au
tp 2458241.846671886819
(2018-May-03.34667189)
3.8724e-05 TDB
node 75.07255594007192 3.9784e-05 deg
peri 165.5343026340965 4.108e-05 deg
i 5.623176037438118 4.5944e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      8547 days (23.40 yr)  
   first obs. used      1997-11-23  
   last obs. used      2021-04-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51432  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:54:57  

Additional Information
 Jupiter MOID = 2.1912 au 
 T_jup = 3.502 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.749367353955672E-15 -4.166632809293635E-15 -2.992523256040149E-13 4.532796787779213E-15 -6.712584591023776E-14 -8.520486647032609E-17
q -4.166632809293635E-15 9.98405641258943E-15 7.7197649075957E-13 -1.244332390260549E-14 1.696323035677752E-13 3.668554609420391E-16
tp -2.992523256040149E-13 7.7197649075957E-13 1.499578017729335E-9 -1.119141715377104E-11 4.081826597913401E-10 1.529246902151216E-12
node 4.532796787779213E-15 -1.244332390260549E-14 -1.119141715377104E-11 1.582752473486948E-9 -1.577819654408034E-9 -5.366698849802079E-11
peri -6.712584591023776E-14 1.696323035677752E-13 4.081826597913401E-10 -1.577819654408034E-9 1.687596822690547E-9 5.380821072024301E-11
i -8.520486647032609E-17 3.668554609420391E-16 1.529246902151216E-12 -5.366698849802079E-11 5.380821072024301E-11 2.110885300595252E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.25   n/a MPCxxxxx  
diameter diameter 2.813 km 0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.089   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

192443 (1997 WY5)          Discovered 1997-Nov-23 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 1997 WY5 = 2001 YT37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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