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14489 (1994 UW)
Classification: Main-belt Asteroid          SPK-ID: 2014489
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .150751487465607 4.0002e-08  
a 2.395171573056981 5.7076e-09 au
q 2.034095895683303 9.4665e-08 au
i 6.275686700153619 4.2424e-06 deg
node 12.87729617573676 2.6843e-05 deg
peri 359.9328962981474 2.9481e-05 deg
M 34.04437622913622 1.0481e-05 deg
tp 2459072.459827558355
(2020-Aug-10.95982756)
3.942e-05 TDB
period 1353.952317080295
3.71
4.8396e-06
1.325e-08
d
yr
n .2658882410100787 9.504e-10 deg/d
Q 2.756247250430659 6.568e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1721  
   data-arc span      24673 days (67.55 yr)  
   first obs. used      1953-08-14  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50896  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:30:56  

Additional Information
 Earth MOID = 1.03297 au 
 Jupiter MOID = 2.70895 au 
 T_jup = 3.506 
[ 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 14.98   n/a E2020-QM5  
diameter diameter 2.105 km 0.213 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.576   0.210 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14489 (1994 UW)          Discovered 1994-Oct-31 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2028-Dec-02 03:56 < 00:01 Amphi 0.0464004374572931 0.0463990498569122 0.0464018251076681 2.04733336977083 2.04733330925592 2462107.663692766 0.646390363425274 117.327168190887 41.441445238524 -59.7312429512839 147418.516044449 T 33 CATAB v2.0f-lin.ifort 2021-Apr-13 00:31:03 2021-Apr-13 00:31

Alternate Designations
 1994 UW = 1979 SD13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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