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14385 (1990 QG1)
Classification: Main-belt Asteroid          SPK-ID: 2014385
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1365108630176838 5.6836e-08  
a 2.360189348164277 8.1258e-09 au
q 2.037997863361226 1.3621e-07 au
i 6.598826088465926 5.9536e-06 deg
node 344.0957633526252 3.1091e-05 deg
peri 351.5955741962734 3.4846e-05 deg
M 329.5696152293013 1.4121e-05 deg
tp 2458712.449881665058
(2019-Aug-16.94988166)
5.1831e-05 TDB
period 1324.398547803688
3.63
6.8395e-06
1.873e-08
d
yr
n .2718215001043341 1.4038e-09 deg/d
Q 2.682380832967327 9.235e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1512  
   data-arc span      10666 days (29.20 yr)  
   first obs. used      1990-08-16  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49449  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 03:48:44  

Additional Information
 Earth MOID = 1.02781 au 
 Jupiter MOID = 2.67264 au 
 T_jup = 3.530 
[ 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 14.1   n/a MPO439193  
diameter diameter 3.084 km 0.453 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.78 h n/a LCDB (Rev. 2019-January); 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.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.512   0.154 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14385 (1990 QG1)          Discovered 1990-Aug-22 by Holt, H. E. at Palomar
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 QG1 = 1972 TE6 = 1998 XM51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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