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67705 (2000 TY21)
Classification: Main-belt Asteroid          SPK-ID: 2067705
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1137861994549885 3.0789e-08  
a 2.394154943538643 8.2958e-09 au
q 2.121733151607009 7.5388e-08 au
i 8.927857617336841 3.4962e-06 deg
node 75.42164369782489 2.0141e-05 deg
peri 184.0131264028721 2.5107e-05 deg
M 346.581186871355 1.4323e-05 deg
tp 2459446.935741612158
(2021-Aug-20.43574161)
5.3828e-05 TDB
period 1353.090381862282
3.70
7.0327e-06
1.925e-08
d
yr
n .2660576150903723 1.3828e-09 deg/d
Q 2.666576735470278 9.2397e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2327  
   data-arc span      9522 days (26.07 yr)  
   first obs. used      1995-06-01  
   last obs. used      2021-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44041  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:35:57  

Additional Information
 Earth MOID = 1.10668 au 
 Jupiter MOID = 2.37884 au 
 T_jup = 3.505 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457484.5 (2016-Apr-06.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1146030894959343 3.0712e-08  
q 2.119605848528626 7.5251e-08 au
tp 2458092.798867344160
(2017-Dec-05.29886734)
5.41e-05 TDB
node 75.46101703514265 2.015e-05 deg
peri 183.8872213596757 2.5064e-05 deg
i 8.926774223324184 3.4955e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2327  
   data-arc span      9522 days (26.07 yr)  
   first obs. used      1995-06-01  
   last obs. used      2021-06-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44041  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:35:57  

Additional Information
 Jupiter MOID = 2.37884 au 
 T_jup = 3.505 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.432191664541305E-16 -2.300435833701173E-15 -3.150608651157024E-13 -2.911841843761645E-15 -6.514398966705993E-14 -1.722022934158604E-15
q -2.300435833701173E-15 5.662677388293603E-15 6.923340413078022E-13 7.289354795139572E-15 1.328079544433217E-13 4.254331102845895E-15
tp -3.150608651157024E-13 6.923340413078022E-13 2.926800934099487E-9 1.159726822717749E-11 8.134115048363646E-10 1.47048399484907E-12
node -2.911841843761645E-15 7.289354795139572E-15 1.159726822717749E-11 4.060040049347208E-10 -3.976396757069904E-10 -1.624420567280298E-11
peri -6.514398966705993E-14 1.328079544433217E-13 8.134115048363646E-10 -3.976396757069904E-10 6.281965032997184E-10 1.641483779012683E-11
i -1.722022934158604E-15 4.254331102845895E-15 1.47048399484907E-12 -1.624420567280298E-11 1.641483779012683E-11 1.221863518298727E-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 14.50   n/a MPCxxxxx  
diameter diameter 2.636 km 0.367 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 2.82175 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.582   0.107 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

67705 (2000 TY21)          Discovered 2000-Oct-02 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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