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69560 (1997 UW14)
Classification: Main-belt Asteroid          SPK-ID: 2069560
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1131579964483185 3.5098e-08  
a 3.166474984045184 1.8244e-08 au
q 2.808163019046909 1.143e-07 au
i 6.527565883281535 4.0766e-06 deg
node 49.96829686155085 3.3834e-05 deg
peri 351.877326279497 4.0452e-05 deg
M 24.66688647628373 1.9534e-05 deg
tp 2459059.482064218049
(2020-Jul-28.98206422)
0.00011203 TDB
period 2058.081263328976
5.63
1.7786e-05
4.87e-08
d
yr
n .1749202067063644 1.5117e-09 deg/d
Q 3.524786949043458 2.0308e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1465  
   data-arc span      8524 days (23.34 yr)  
   first obs. used      1997-10-31  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51345  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:43:30  

Additional Information
 Earth MOID = 1.81596 au 
 Jupiter MOID = 1.87563 au 
 T_jup = 3.183 
[ 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 13.87   n/a MPCxxxxx  
diameter diameter 7.863 km 0.206 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.50 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:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.079   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

69560 (1997 UW14)          Discovered 1997-Oct-31 by Pravec, P. at Ondrejov
Reference: 20031109/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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