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78699 (2002 TN172)
Classification: Main-belt Asteroid          SPK-ID: 2078699
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2786549710717114 3.7122e-08  
a 3.157867600024026 2.4802e-08 au
q 2.277912095291037 1.2484e-07 au
i 25.17103464355408 5.772e-06 deg
node 205.7067025839667 9.1114e-06 deg
peri 249.9558633573761 1.3369e-05 deg
M 334.4611751098045 1.0724e-05 deg
tp 2459145.907802956777
(2020-Oct-23.40780296)
6.2146e-05 TDB
period 2049.695289016057
5.61
2.4147e-05
6.611e-08
d
yr
n .175635862525115 2.0692e-09 deg/d
Q 4.037823104757017 3.1713e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1005  
   data-arc span      8410 days (23.03 yr)  
   first obs. used      1997-10-29  
   last obs. used      2020-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51175  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:12:57  

Additional Information
 Earth MOID = 1.41352 au 
 Jupiter MOID = 1.9075 au 
 T_jup = 3.002 
[ 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 14.0   n/a MPO412655  
diameter diameter 10.127 km 0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78699 (2002 TN172)          Discovered 2002-Oct-04 by LONEOS at Anderson Mesa
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 TN172 = 1999 GN63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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