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39449 (3486 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2039449
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1825890198785082 4.4204e-08  
a 3.188169384856305 2.1043e-08 au
q 2.606044661668726 1.4397e-07 au
i .6933160951694323 4.4027e-06 deg
node 322.5549935177924 0.0004511 deg
peri 107.3893359217844 0.00045129 deg
M 212.7440334747988 1.4341e-05 deg
tp 2460247.012904270743
(2023-Oct-29.51290427)
8.7247e-05 TDB
period 2079.268180179763
5.69
2.0585e-05
5.636e-08
d
yr
n .1731378392800087 1.7141e-09 deg/d
Q 3.770294108043884 2.4885e-08 au
  Orbit Determination Parameters
   # obs. used (total)      544  
   data-arc span      15601 days (42.71 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59418  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 08:42:44  

Additional Information
 Earth MOID = 1.6203 au 
 Jupiter MOID = 1.53292 au 
 T_jup = 3.171 
[ 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 15.28   n/a E2021B10  

39449 (3486 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 3486 T-3 = 2000 UU77 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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