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14523 (1997 GV21)
Classification: Main-belt Asteroid          SPK-ID: 2014523
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06007361727090159 3.2007e-08  
a 2.311909021400667 8.3755e-09 au
q 2.173024283683899 7.5958e-08 au
i 7.435946456817968 3.9767e-06 deg
node 58.67120632565535 3.3901e-05 deg
peri 40.18241924010542 5.5951e-05 deg
M 318.0362101626251 4.5944e-05 deg
tp 2459150.167236202433
(2020-Oct-27.66723620)
0.00016425 TDB
period 1283.96899426104
3.52
6.9773e-06
1.91e-08
d
yr
n .2803806023424966 1.5236e-09 deg/d
Q 2.450793759117435 8.8787e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1815  
   data-arc span      9776 days (26.77 yr)  
   first obs. used      1993-03-30  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47017  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:29:58  

Additional Information
 Earth MOID = 1.19509 au 
 Jupiter MOID = 2.64297 au 
 T_jup = 3.570 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456822.5 (2014-Jun-14.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05972895926002605 3.1907e-08  
q 2.173762019763991 7.5781e-08 au
tp 2456578.986946787367
(2013-Oct-13.48694679)
0.0001594 TDB
node 58.69173750469108 3.3895e-05 deg
peri 39.37196437381542 5.6259e-05 deg
i 7.437255080723106 3.9782e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1815  
   data-arc span      9776 days (26.77 yr)  
   first obs. used      1993-03-30  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47017  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:29:58  

Additional Information
 Jupiter MOID = 2.64297 au 
 T_jup = 3.570 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.018084015319798E-15 -2.405211728585327E-15 -1.477316449163584E-13 3.476885726863998E-15 -3.452549782170319E-14 3.289761220891805E-16
q -2.405211728585327E-15 5.742813446137058E-15 8.613655651122071E-13 -9.272926758979215E-15 2.274577578209443E-13 -3.583708946603838E-16
tp -1.477316449163584E-13 8.613655651122071E-13 2.540780195685637E-8 -5.901996133026222E-11 7.17764533294722E-9 1.106822207218289E-11
node 3.476885726863998E-15 -9.272926758979215E-15 -5.901996133026222E-11 1.148862001717596E-9 -1.155408554199878E-9 -4.062506855026524E-11
peri -3.452549782170319E-14 2.274577578209443E-13 7.17764533294722E-9 -1.155408554199878E-9 3.165072319739659E-9 4.338592997504593E-11
i 3.289761220891805E-16 -3.583708946603838E-16 1.106822207218289E-11 -4.062506855026524E-11 4.338592997504593E-11 1.582602205917408E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1   n/a MPO449054  
diameter diameter 3.165 km 0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.63597 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.486   0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14523 (1997 GV21)          Discovered 1997-Apr-06 by LINEAR at Socorro
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 GV21 = 1995 WG3 = 1999 XH165 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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