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JPL Small-Body Database Browser
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65686 (1990 TN8)
Classification: Main-belt Asteroid          SPK-ID: 2065686
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2149267011258092 4.8377e-08  
a 3.044637015922474 1.8923e-08 au
q 2.390263225964729 1.4415e-07 au
i 4.225324429024939 5.6143e-06 deg
node 186.6490964957558 5.7656e-05 deg
peri 167.8217725088595 5.872e-05 deg
M 140.1555258814148 1.392e-05 deg
tp 2457845.043545582207
(2017-Apr-01.54354558)
7.0637e-05 TDB
period 1940.446670797082
5.31
1.8091e-05
4.953e-08
d
yr
n .1855242946986644 1.7296e-09 deg/d
Q 3.699010805880219 2.2991e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1077  
   data-arc span      10445 days (28.60 yr)  
   first obs. used      1990-09-22  
   last obs. used      2019-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53545  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:31:22  

Additional Information
 Earth MOID = 1.38488 au 
 Jupiter MOID = 1.75158 au 
 T_jup = 3.199 
[ show covariance matrix ]

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 14.1   n/a MPO468580  

65686 (1990 TN8)          Discovered 1990-Oct-14 by Mrkos, A. at Klet
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 TN8 = 1990 SX26 = 1990 UU12 = 2001 QT77 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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