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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .177314915488141 4.2085e-08  
a 2.394874385371125 9.4829e-09 au
q 1.97022743612433 1.0051e-07 au
i 5.622899883481542 4.6249e-06 deg
node 75.06478358135737 3.9855e-05 deg
peri 165.4442823157341 4.1154e-05 deg
M 255.088726859514 1.0713e-05 deg
tp 2459594.995625693673
(2022-Jan-15.49562569)
4.1097e-05 TDB
period 1353.700331703593
3.71
8.0403e-06
2.201e-08
d
yr
n .2659377349394237 1.5795e-09 deg/d
Q 2.81952133461792 1.1164e-08 au
  Orbit Determination Parameters
   # obs. used (total)      574  
   data-arc span      8478 days (23.21 yr)  
   first obs. used      1997-11-23  
   last obs. used      2021-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50959  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:08  

Additional Information
 Earth MOID = .956713 au 
 Jupiter MOID = 2.19193 au 
 T_jup = 3.502 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457736.5 (2016-Dec-14.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .177807239753518 4.2049e-08  
q 1.968288676468712 1.0041e-07 au
tp 2458241.854216613480
(2018-May-03.35421661)
3.8742e-05 TDB
node 75.07250927624182 3.9865e-05 deg
peri 165.5350496471149 4.1161e-05 deg
i 5.623162483568677 4.6254e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      574  
   data-arc span      8478 days (23.21 yr)  
   first obs. used      1997-11-23  
   last obs. used      2021-02-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50959  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:08  

Additional Information
 Jupiter MOID = 2.19193 au 
 T_jup = 3.502 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.768155591907192E-15 -4.209573525512937E-15 -3.039439259429119E-13 4.761685737565088E-15 -6.948429457258183E-14 -1.30877748337626E-16
q -4.209573525512937E-15 1.008219155687533E-14 7.826712147103238E-13 -1.296703421873907E-14 1.750127214464944E-13 4.702704112260592E-16
tp -3.039439259429119E-13 7.826712147103238E-13 1.500908835435727E-9 -1.114422054593986E-11 4.087103264785783E-10 1.519222776238987E-12
node 4.761685737565088E-15 -1.296703421873907E-14 -1.114422054593986E-11 1.589197630562689E-9 -1.584231477225299E-9 -5.502119727724817E-11
peri -6.948429457258183E-14 1.750127214464944E-13 4.087103264785783E-10 -1.584231477225299E-9 1.694228947364502E-9 5.515537325472183E-11
i -1.30877748337626E-16 4.702704112260592E-16 1.519222776238987E-12 -5.502119727724817E-11 5.515537325472183E-11 2.139433087627509E-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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