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26549 Tankanran (2000 DZ57)
Classification: Main-belt Asteroid          SPK-ID: 2026549
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1964302441610866 4.2102e-08  
a 2.281422428097469 8.7289e-09 au
q 1.833282063511704 9.3969e-08 au
i 5.418887393984295 5.4085e-06 deg
node 187.4130888272938 3.7414e-05 deg
peri 135.6288359909082 3.9533e-05 deg
M 163.7387693708711 1.4385e-05 deg
tp 2458428.025682376008
(2018-Nov-05.52568238)
4.8529e-05 TDB
period 1258.655815824766
3.45
7.2236e-06
1.978e-08
d
yr
n .2860194148978695 1.6415e-09 deg/d
Q 2.729562792683233 1.0444e-08 au
  Orbit Determination Parameters
   # obs. used (total)      918  
   data-arc span      15486 days (42.40 yr)  
   first obs. used      1977-09-09  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56273  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:47:10  

Additional Information
 Earth MOID = .826051 au 
 Jupiter MOID = 2.61369 au 
 T_jup = 3.573 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456474.5 (2013-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1969194248151081 4.2249e-08  
q 1.831876279863875 9.4411e-08 au
tp 2455911.799071758274
(2011-Dec-16.29907176)
4.2919e-05 TDB
node 187.4537879931979 3.7406e-05 deg
peri 135.6955890575446 3.9514e-05 deg
i 5.419149676168443 5.4103e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      918  
   data-arc span      15486 days (42.40 yr)  
   first obs. used      1977-09-09  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56273  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:47:10  

Additional Information
 Jupiter MOID = 2.61369 au 
 T_jup = 3.573 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.784947653210359E-15 -3.979048618897353E-15 9.09283221034464E-13 5.51706022515798E-15 2.490354773250357E-13 -3.808872374429287E-16
q -3.979048618897353E-15 8.913467104359068E-15 -2.008436124393507E-12 -1.241384649506688E-14 -5.452143560082823E-13 1.18323988060409E-15
tp 9.09283221034464E-13 -2.008436124393507E-12 1.842057524412532E-9 -2.764942902554074E-13 5.534041852616609E-10 1.13637589725659E-13
node 5.51706022515798E-15 -1.241384649506688E-14 -2.764942902554074E-13 1.399198366811965E-9 -1.392251232954026E-9 1.096618401356349E-11
peri 2.490354773250357E-13 -5.452143560082823E-13 5.534041852616609E-10 -1.392251232954026E-9 1.561368568646156E-9 -1.082805332834094E-11
i -3.808872374429287E-16 1.18323988060409E-15 1.13637589725659E-13 1.096618401356349E-11 -1.082805332834094E-11 2.927175796837899E-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 15.7   n/a MPO351009  
diameter diameter 3.080 km 0.808 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.098   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26549 Tankanran           Discovered 2000 Feb. 29 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Tan Kan-Ran (b. 1992) was awarded second place in the 2010 Intel International Science and Engineering Fair for his energy-and-transportation team project. He attends the Beijing No. 4 High School, Beijing, China.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110319/MPCPages.arcLast Updated: 2011-03-23

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1965-May-09 08:03 < 00:01 Eunom 0.0370048126698594 0.0370036728291506 0.0370059529355621 5.35061812937007 5.35061805847243 2438889.835198502 0.698155120798365 264.033410354961 36.4891053994526 -80.4112765267277 149543.959988961 T 19 CATAB v2.0f-lin.ifort 2020-Feb-23 00:47:25 2020-Feb-23 00:47
1996-Dec-09 18:17 < 00:01 Amphi 0.0475621189859685 0.0475608699285296 0.0475633680770294 5.22688133203435 5.22688130891002 2450427.261619443 0.336058639830755 98.4073968367782 34.9773709418456 55.9376416767147 173264.347191684 T 19 CATAB v2.0f-lin.ifort 2020-Feb-23 00:47:25 2020-Feb-23 00:47

Alternate Designations
 2000 DZ57 = 1977 RP19 = 1998 WX33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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