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JPL Small-Body Database Browser
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74840 (1999 TW35)
Classification: Main-belt Asteroid          SPK-ID: 2074840
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0745956515415433 5.584e-08  
a 2.248600858694872 1.0395e-08 au
q 2.080865012583654 1.2423e-07 au
i 7.434791758079535 6.8764e-06 deg
node 7.433099291666688 3.2661e-05 deg
peri 141.4142847171082 5.0305e-05 deg
M 159.8009202425374 4.0198e-05 deg
tp 2458053.806688812147
(2017-Oct-27.30668881)
0.00013583 TDB
period 1231.592357096064
3.37
8.5402e-06
2.338e-08
d
yr
n .2923045096259231 2.0269e-09 deg/d
Q 2.41633670480609 1.117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      595  
   data-arc span      10405 days (28.49 yr)  
   first obs. used      1991-04-08  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55492  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:56:21  

Additional Information
 Earth MOID = 1.09644 au 
 Jupiter MOID = 2.56992 au 
 T_jup = 3.614 
[ 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 15.9   n/a MPO244767  

74840 (1999 TW35)          Discovered 1999-Oct-06 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TW35 = 1991 GL5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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