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27081 (1998 TK16)
Classification: Main-belt Asteroid          SPK-ID: 2027081
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08186444905556824 4.156e-08  
a 2.370884650572693 1.1289e-08 au
q 2.176793484879256 9.7793e-08 au
i 7.101030994526822 4.3572e-06 deg
node 148.0441424307982 3.766e-05 deg
peri 303.4686891501884 4.7817e-05 deg
M 175.9293686772322 3.0956e-05 deg
tp 2457948.871744256649
(2017-Jul-14.37174426)
0.00011357 TDB
period 1333.411094642126
3.65
9.5233e-06
2.607e-08
d
yr
n .2699842542532769 1.9282e-09 deg/d
Q 2.56497581626613 1.2213e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1089  
   data-arc span      14234 days (38.97 yr)  
   first obs. used      1979-06-23  
   last obs. used      2018-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53643  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 18:32:16  

Additional Information
 Earth MOID = 1.20269 au 
 Jupiter MOID = 2.55547 au 
 T_jup = 3.530 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO337487  
diameter diameter 2.103 km 0.306 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.694   0.222 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27081 (1998 TK16)          Discovered 1998-Oct-15 by Korlevic, K. at Visnjan
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 TK16 = 1979 ME5 = 1979 OD10 = 1989 GA9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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