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227571 (2005 YW214)
Classification: Main-belt Asteroid          SPK-ID: 2227571
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 .09207462517127887 5.1885e-08  
a 2.642397924556918 2.1972e-08 au
q 2.399100126099974 1.4161e-07 au
i 14.70740394380957 5.9287e-06 deg
node 64.39887338704577 2.5591e-05 deg
peri 60.55198060802807 5.9202e-05 deg
M 165.7436043341272 4.7518e-05 deg
tp 2458478.179344005625
(2018-Dec-25.67934401)
0.00020922 TDB
period 1568.901781777126
4.30
1.9569e-05
5.358e-08
d
yr
n .2294598707079171 2.862e-09 deg/d
Q 2.885695723013861 2.3995e-08 au
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      7195 days (19.70 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-06-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63982  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:40:17  

Additional Information
 Earth MOID = 1.44992 au 
 Jupiter MOID = 2.32407 au 
 T_jup = 3.342 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457137.5 (2015-Apr-25.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0937948942081808 5.1703e-08  
q 2.392290422386989 1.4168e-07 au
tp 2456910.118807870871
(2014-Sep-09.61880787)
0.00021015 TDB
node 64.44186011854931 2.5567e-05 deg
peri 60.02634956768347 5.8173e-05 deg
i 14.72034064222823 5.9328e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      7195 days (19.70 yr)  
   first obs. used      2000-10-01  
   last obs. used      2020-06-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63982  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:40:17  

Additional Information
 Jupiter MOID = 2.32407 au 
 T_jup = 3.342 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.673175910839674E-15 -7.251942804932397E-15 2.994242085769438E-12 2.323819505881978E-14 6.816671759233761E-13 -1.556144519601885E-14
q -7.251942804932397E-15 2.007229008823705E-14 -9.450437417965023E-12 -6.066060331668568E-14 -2.177746042779344E-12 4.376041876315903E-14
tp 2.994242085769438E-12 -9.450437417965023E-12 4.416508591110105E-8 -2.934761001965947E-12 1.102306391829563E-8 -4.992119679786809E-11
node 2.323819505881978E-14 -6.066060331668568E-14 -2.934761001965947E-12 6.536516587881214E-10 -6.336241682824137E-10 -3.345952869849163E-11
peri 6.816671759233761E-13 -2.177746042779344E-12 1.102306391829563E-8 -6.336241682824137E-10 3.384116675150177E-9 2.040881615768928E-11
i -1.556144519601885E-14 4.376041876315903E-14 -4.992119679786809E-11 -3.345952869849163E-11 2.040881615768928E-11 3.519831273069274E-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 15.97   n/a E2021B55  
diameter diameter 1.986 km 0.513 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.235   0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

227571 (2005 YW214)          Discovered 2005-Dec-30 by CSS at Catalina
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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