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128895 Bright Spring (2004 TW)
Classification: Main-belt Asteroid          SPK-ID: 2128895
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1671636557282396 7.0156e-08  
a 2.330722869724145 3.0927e-08 AU
q 1.941110714331644 1.7668e-07 AU
i 2.449499432214836 8.021e-06 deg
node 10.02557796512255 0.00016331 deg
peri 279.0717439211778 0.00016637 deg
M 321.27781024226 2.7474e-05 deg
tp 2456940.295049242404
(2014-Oct-09.79504924)
9.8275e-05 JED
period 1299.673857344444
3.56
2.5868e-05
7.082e-08
d
yr
n .276992568532208 5.5132e-09 deg/d
Q 2.720335025116646 3.6097e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      223  
   data-arc span      15793 days (43.24 yr)  
   first obs. used      1971-03-25  
   last obs. used      2014-06-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5693  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 15:14:57  

Additional Information
 Earth MOID = .926051 AU 
 T_jup = 3.551 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8 mag n/a MPO254054  

128895 Bright Spring           Discovered 2004 Oct. 4 at Jarnac.
Bright Spring is the title of an essay by Summer Vigil, a second-grade student in Albuquerque, New Mexico, about a fictitious discovery of a new major planet.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070730/MPCPages.arcLast Updated: 2007-08-07

Alternate Designations
 2004 TW = 3122 T-1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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