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187014 (2004 TA297)
Classification: Outer Main-belt Asteroid          SPK-ID: 2187014
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1517315666568185 3.9175e-08  
a 3.210830718525489 3.0409e-08 au
q 2.723646343333779 1.2997e-07 au
i 4.886311871463864 5.4167e-06 deg
node 206.668209225398 5.6144e-05 deg
peri 64.55629561282517 5.976e-05 deg
M 45.69666004762684 1.8674e-05 deg
tp 2458933.748728116996
(2020-Mar-25.24872812)
0.00010961 TDB
period 2101.476514427851
5.75
2.9854e-05
8.174e-08
d
yr
n .1713081243251551 2.4336e-09 deg/d
Q 3.6980150937172 3.5023e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      6796 days (18.61 yr)  
   first obs. used      2002-04-09  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52232  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:35:02  

Additional Information
 Earth MOID = 1.71045 au 
 Jupiter MOID = 1.42009 au 
 T_jup = 3.168 
[ 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 15.30   n/a E2021B55  
rotation period rot_per 9.25 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Molnar, L.; Pal, A.; Sarneczky, K.; Szabo, R.; et al. (2018) Ap. J. Supp. Ser. 234, A37.]

187014 (2004 TA297)          Discovered 2004-Oct-10 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2004 TA297 = 2002 JZ22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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