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214265 (2005 GU31)
Classification: Main-belt Asteroid          SPK-ID: 2214265
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3302899369377844 6.4393e-08  
a 2.557475030514433 1.8384e-08 au
q 1.712766763965863 1.6867e-07 au
i 7.383078328226208 7.6067e-06 deg
node 7.961965674655652 2.9698e-05 deg
peri 296.7878963984161 3.3687e-05 deg
M 228.0863325714871 1.4616e-05 deg
tp 2459747.897518257281
(2022-Jun-17.39751826)
5.9789e-05 TDB
period 1493.879371365475
4.09
1.6108e-05
4.41e-08
d
yr
n .2409833129102942 2.5984e-09 deg/d
Q 3.402183297063003 2.4456e-08 au
  Orbit Determination Parameters
   # obs. used (total)      524  
   data-arc span      6627 days (18.14 yr)  
   first obs. used      2002-11-01  
   last obs. used      2020-12-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50309  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 12:44:23  

Additional Information
 Earth MOID = .711943 au 
 Jupiter MOID = 1.93198 au 
 T_jup = 3.347 
[ 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 16.1   n/a MPO459956  
diameter diameter 1.642 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.666 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.286   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214265 (2005 GU31)          Discovered 2005-Apr-04 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ hide close-approach data ]
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
1942-Jul-14 03:14 00:03 Jupiter 1.97448515095511 1.97448406018307 1.97448624172789 0.533320084359345 n/a 2430554.634780032 2.49660517393535 90.7576419030088 30.8492824312316 58.3418507240296 8324906.08251036 F 18 CATAB v2.0f-lin.ifort 2021-Feb-24 12:44:24 2021-Feb-24 12:44
1955-Jan-03 04:29 00:02 Jupiter 1.90002753997926 1.90002695059979 1.90002812964889 0.706300621292781 n/a 2435110.687023964 1.89893261645134 2007.30805872402 23.8768331428112 89.5104620984964 11900992.0291123 F 18 CATAB v2.0f-lin.ifort 2021-Feb-24 12:44:24 2021-Feb-24 12:44
1967-Jun-18 00:06 00:01 Jupiter 1.95738452818547 1.95738380531878 1.95738525107252 1.19894946664598 0.756317551196694 2439659.504369731 1.43375880764493 1242.81306264877 707.442271791138 73.3643240865003 860203.929634243 T 18 CATAB v2.0f-lin.ifort 2021-Feb-24 12:44:24 2021-Feb-24 12:44
2085-Jun-19 11:50 00:02 Jupiter 1.90736733323858 1.90736671219704 1.90736795450105 0.782514539688771 n/a 2482760.992771218 2.04987666742595 1486.36171368716 22.4531636082875 89.1773885928226 12703643.6965713 F 18 CATAB v2.0f-lin.ifort 2021-Feb-24 12:44:24 2021-Feb-24 12:44
2097-Dec-01 22:59 00:03 Jupiter 1.93705350839448 1.9370523145952 1.93705470219849 1.24868167782448 0.827440978380524 2487309.457809036 2.50070787757382 1264.48395965632 746.075021419351 72.822547105279 610188.958499851 T 18 CATAB v2.0f-lin.ifort 2021-Feb-24 12:44:24 2021-Feb-24 12:44
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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