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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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3302899352521548 6.4133e-08  
a 2.557475031028388 1.7854e-08 au
q 1.712766768621019 1.6825e-07 au
i 7.383078634616267 7.4298e-06 deg
node 7.961966612236874 2.9033e-05 deg
peri 296.787895954245 3.2823e-05 deg
M 228.0863324261485 1.4549e-05 deg
tp 2459747.897519025397
(2022-Jun-17.39751903)
5.9626e-05 TDB
period 1493.879371815795
4.09
1.5644e-05
4.283e-08
d
yr
n .2409833128376515 2.5235e-09 deg/d
Q 3.402183293435757 2.3751e-08 au
  Orbit Determination Parameters
   # obs. used (total)      531  
   data-arc span      6700 days (18.34 yr)  
   first obs. used      2002-11-01  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50208  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:46:03  

Additional Information
 Earth MOID = .711943 au 
 Jupiter MOID = 1.93198 au 
 T_jup = 3.347 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457345.5 (2015-Nov-19.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3316197541760867 6.4367e-08  
q 1.708005013379428 1.6893e-07 au
tp 2456760.805047507523
(2014-Apr-13.30504751)
6.9352e-05 TDB
node 8.005588417999101 2.9034e-05 deg
peri 296.7624976439096 3.2811e-05 deg
i 7.387720095443398 7.431e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      531  
   data-arc span      6700 days (18.34 yr)  
   first obs. used      2002-11-01  
   last obs. used      2021-03-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50208  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:46:03  

Additional Information
 Jupiter MOID = 1.93198 au 
 T_jup = 3.347 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.1430979930984E-15 -1.084925473760471E-14 3.537665692226782E-12 -1.116223517463437E-14 6.727014256842714E-13 -2.312068089213025E-14
q -1.084925473760471E-14 2.85362933651493E-14 -9.482656830928129E-12 2.610062841997345E-14 -1.802833298036702E-12 6.15785452985523E-14
tp 3.537665692226782E-12 -9.482656830928129E-12 4.809742279804634E-9 -7.859332856475136E-12 1.049047265209975E-9 -2.999523902560252E-11
node -1.116223517463437E-14 2.610062841997345E-14 -7.859332856475136E-12 8.429788838389282E-10 -8.366160340831755E-10 2.761868081911332E-11
peri 6.727014256842714E-13 -1.802833298036702E-12 1.049047265209975E-9 -8.366160340831755E-10 1.076587805480183E-9 -3.37549536930731E-11
i -2.312068089213025E-14 6.15785452985523E-14 -2.999523902560252E-11 2.761868081911332E-11 -3.37549536930731E-11 5.521952237056308E-11

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 00:02 Jupiter 1.97448506088772 1.9744839765604 1.97448614521572 0.533319813886351 n/a 2430554.634842709 2.45023292710837 88.6262803992952 30.372079511741 57.5003273729916 8393185.05122356 F 19 CATAB v2.0f-lin.ifort 2021-Apr-13 23:46:04 2021-Apr-13 23:46
1955-Jan-03 04:29 00:02 Jupiter 1.90002750837825 1.90002693528321 1.90002808176575 0.706300219598152 n/a 2435110.687056244 1.86356822267698 2003.33471878822 23.1456162920517 89.520198679652 12276985.890203 F 19 CATAB v2.0f-lin.ifort 2021-Apr-13 23:46:04 2021-Apr-13 23:46
1967-Jun-18 00:06 00:01 Jupiter 1.95738452699164 1.95738381717526 1.95738523682793 1.19894887536848 0.756316616687783 2439659.504374928 1.40810344051564 1242.04855139683 699.327243913135 73.1159317606517 869902.659751889 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 23:46:04 2021-Apr-13 23:46
2085-Jun-19 11:50 00:02 Jupiter 1.90736731438686 1.90736672615021 1.90736790280428 0.782513826168078 n/a 2482760.992744882 1.99112354747914 1400.15780197496 22.0025242972046 89.2057811641805 12963920.8078762 F 19 CATAB v2.0f-lin.ifort 2021-Apr-13 23:46:04 2021-Apr-13 23:46
2097-Dec-01 22:59 00:02 Jupiter 1.93705347113567 1.93705229505886 1.93705464721975 1.24868091253082 0.827439816238682 2487309.457795148 2.43326457610868 1249.83029965843 741.847536689832 73.5761770088173 616467.340576422 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 23:46:04 2021-Apr-13 23:46
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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