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277513 (2005 WT184)
Classification: Main-belt Asteroid          SPK-ID: 2277513
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0210171341421575 5.418e-08  
a 2.58619175118349 2.1498e-08 au
q 2.531837412231526 1.2803e-07 au
i 8.002926497560356 4.4925e-06 deg
node 165.2343501716013 3.3129e-05 deg
peri 28.14739759714764 0.00011513 deg
M 45.52411888343192 0.00010949 deg
tp 2458808.399472173238
(2019-Nov-20.89947217)
0.00046201 TDB
period 1519.111005634486
4.16
1.8941e-05
5.186e-08
d
yr
n .2369807069165686 2.9549e-09 deg/d
Q 2.640546090135455 2.195e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      6301 days (17.25 yr)  
   first obs. used      2003-03-27  
   last obs. used      2020-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53369  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:17:51  

Additional Information
 Earth MOID = 1.53523 au 
 Jupiter MOID = 2.318 au 
 T_jup = 3.408 
[ 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 16.6   n/a MPO423065  
rotation period rot_per 5.48 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

277513 (2005 WT184)          Discovered 2005-Nov-29 by NEAT at Palomar
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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