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2886 Tinkaping (1965 YG)
Classification: Main-belt Asteroid          SPK-ID: 2002886
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1554898911440619 3.0075e-08  
a 2.365940560393511 6.963e-09 au
q 1.998060720204603 7.2518e-08 au
i 1.308744321957404 3.3372e-06 deg
node 107.7786197100865 0.00015759 deg
peri 332.9198327305327 0.00015807 deg
M 355.5365768622816 1.3436e-05 deg
tp 2459016.980475235209
(2020-Jun-16.48047524)
4.9641e-05 TDB
period 1329.242355388237
3.64
5.8679e-06
1.607e-08
d
yr
n .2708309726519761 1.1956e-09 deg/d
Q 2.733820400582419 8.0456e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2357  
   data-arc span      23813 days (65.20 yr)  
   first obs. used      1954-11-23  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4264  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:33:28  

Additional Information
 Earth MOID = 1.01394 au 
 Jupiter MOID = 2.48835 au 
 T_jup = 3.531 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456743.5 (2014-Mar-27.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1547665156683776 2.9941e-08  
q 1.999661017923406 7.2121e-08 au
tp 2456356.071785300153
(2013-Mar-04.57178530)
4.628e-05 TDB
node 107.7826417022688 0.00015776 deg
peri 332.4703457677036 0.00015824 deg
i 1.308619698477047 3.3338e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2357  
   data-arc span      23813 days (65.20 yr)  
   first obs. used      1954-11-23  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4264  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:33:28  

Additional Information
 Jupiter MOID = 2.48835 au 
 T_jup = 3.531 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.964431034332513E-16 -2.15231658808599E-15 -9.299021067368496E-14 1.11466874342546E-15 -7.236434691404826E-15 -1.702302486282911E-17
q -2.15231658808599E-15 5.201400830077732E-15 2.774789917013486E-13 -3.340966481827227E-15 3.396586999344278E-14 7.1103486036206E-17
tp -9.299021067368496E-14 2.774789917013486E-13 2.141834009446182E-9 -1.209478593862787E-11 5.859274910566422E-10 3.503001085568862E-13
node 1.11466874342546E-15 -3.340966481827227E-15 -1.209478593862787E-11 2.488743546937374E-8 -2.488368468475167E-8 6.349564230097064E-11
peri -7.236434691404826E-15 3.396586999344278E-14 5.859274910566422E-10 -2.488368468475167E-8 2.504044991560765E-8 -6.338723017760915E-11
i -1.702302486282911E-17 7.1103486036206E-17 3.503001085568862E-13 6.349564230097064E-11 -6.338723017760915E-11 1.111429638607964E-11

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 13.0   n/a MPO448941  
diameter diameter 5.784 km 0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 12. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Wisniewski, W.Z.; Michalowski, T.M.; Harris, A.W.; McMillan, R.S. (1997) Icarus 126, 395-449; 1995, Lunar & Planetary Sci. XXVI, 1511-1512.]
geometric albedo albedo 0.257   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2886 Tinkaping (1965 YG)          Discovered 1965-Dec-20 by Purple Mountain Observatory at Nanking
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1965 YG = 1937 CN = 1979 QR8 = 1979 SF5 = 1979 UO2 = 1981 EU23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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