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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .167228439577277 6.9954e-08  
a 2.330929588554226 3.0952e-08 AU
q 1.941131870695799 1.7631e-07 AU
i 2.449456831018863 7.7859e-06 deg
node 10.02169066939732 0.00016291 deg
peri 279.0524845931516 0.00016591 deg
M 16.69060980181091 2.6647e-05 deg
tp 2456940.235457704983
(2014-Oct-09.73545770)
9.6596e-05 JED
period 1299.84676916071
3.56
2.5891e-05
7.089e-08
d
yr
n .2769557216597507 5.5164e-09 deg/d
Q 2.720727306412654 3.6128e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      15828 days (43.33 yr)  
   first obs. used      1971-03-25  
   last obs. used      2014-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56601  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 16:28:54  

Additional Information
 Earth MOID = .927984 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 16.9 mag n/a MPO302657  

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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