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78701 (2002 TO175)
Classification: Main-belt Asteroid          SPK-ID: 2078701
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1286161487371361 3.9246e-08  
a 2.651481029253225 1.6112e-08 au
q 2.310457750821098 1.0762e-07 au
i 12.67532689936239 4.6825e-06 deg
node 267.2020343644106 2.8539e-05 deg
peri 169.4228838179347 3.9654e-05 deg
M 331.7944856228709 2.7241e-05 deg
tp 2459124.055686092366
(2020-Oct-01.55568609)
0.00011958 TDB
period 1576.998256387728
4.32
1.4374e-05
3.935e-08
d
yr
n .2282817996416913 2.0808e-09 deg/d
Q 2.992504307685353 1.8184e-08 au
  Orbit Determination Parameters
   # obs. used (total)      843  
   data-arc span      8018 days (21.95 yr)  
   first obs. used      1998-11-14  
   last obs. used      2020-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51924  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:51  

Additional Information
 Earth MOID = 1.32716 au 
 Jupiter MOID = 2.25705 au 
 T_jup = 3.344 
[ 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 14.7   n/a MPO400735  
rotation period rot_per 0.98 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, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

78701 (2002 TO175)          Discovered 2002-Oct-04 by LONEOS at Anderson Mesa
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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