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JPL Small-Body Database Browser
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47173 (1999 TJ49)
Classification: Main-belt Asteroid          SPK-ID: 2047173
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08142174061024965 4.3712e-08  
a 2.252979452034865 8.8039e-09 au
q 2.06953794349106 9.7329e-08 au
i 3.876039014853717 4.6779e-06 deg
node 43.58607380407405 7.4825e-05 deg
peri 176.7174401276733 8.0946e-05 deg
M 70.19130624497481 3.0684e-05 deg
tp 2458359.667498339716
(2018-Aug-29.16749834)
0.0001052 TDB
period 1235.191439451367
3.38
7.2401e-06
1.982e-08
d
yr
n .2914527971145109 1.7083e-09 deg/d
Q 2.436420960578671 9.5207e-09 au
  Orbit Determination Parameters
   # obs. used (total)      763  
   data-arc span      7887 days (21.59 yr)  
   first obs. used      1998-03-29  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56566  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:31:01  

Additional Information
 Earth MOID = 1.06129 au 
 Jupiter MOID = 2.53173 au 
 T_jup = 3.618 
[ 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 16.0   n/a MPO337635  

47173 (1999 TJ49)          Discovered 1999-Oct-04 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TJ49 = 1998 HK81 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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