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214469 (2005 SG213)
Classification: Main-belt Asteroid          SPK-ID: 2214469
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1896149093160474 4.0532e-08  
a 3.125257998902541 3.0347e-08 au
q 2.532662486851384 1.4178e-07 au
i 16.29436114103251 8.5893e-06 deg
node 210.8342017589381 1.3887e-05 deg
peri 84.58127148625194 2.749e-05 deg
M 308.7189060653477 2.2624e-05 deg
tp 2459287.963044095423
(2021-Mar-14.46304410)
0.00012838 TDB
period 2018.028242654608
5.53
2.9393e-05
8.047e-08
d
yr
n .178391953289236 2.5983e-09 deg/d
Q 3.717853510953699 3.6101e-08 au
  Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      8071 days (22.10 yr)  
   first obs. used      1998-05-23  
   last obs. used      2020-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54008  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:48:09  

Additional Information
 Earth MOID = 1.58228 au 
 Jupiter MOID = 1.72092 au 
 T_jup = 3.126 
[ 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 14.9   n/a MPO433402  
diameter diameter 5.537 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 15.19 h n/a LCDB (Rev. 2019-August); 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.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) ArXiv:1901.08719.]
geometric albedo albedo 0.063   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214469 (2005 SG213)          Discovered 2005-Sep-30 by Mt. Lemmon Survey at Mount Lemmon
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
1907-Feb-04 13:35 00:06 Jupiter 1.91853192996724 1.91852875805641 1.91853510188637 2.80218341373724 2.63993212256231 2417611.065839256 6.40739369718604 286.628758418414 172.832216237818 26.2143672452784 365040.991936439 T 15 CATAB v2.0f-lin.ifort 2020-Nov-12 03:48:10 2020-Nov-12 03:48
1917-Jun-12 03:44 00:04 Jupiter 1.70441186698415 1.70441050287405 1.70441323115779 4.82204398863341 4.7178586860721 2421391.655233257 4.15982761158007 630.437965615783 34.015535431618 -85.2915715568202 1641690.51861214 T 15 CATAB v2.0f-lin.ifort 2020-Nov-12 03:48:10 2020-Nov-12 03:48
1990-Jun-18 19:01 00:02 Jupiter 1.98664958944135 1.98664822159455 1.98665095728927 1.92921082887211 1.69385355379147 2448061.292647624 1.92837381087165 448.507619233554 119.344507992336 -68.8160902867663 1339073.52228602 T 15 CATAB v2.0f-lin.ifort 2020-Nov-12 03:48:10 2020-Nov-12 03:48
2000-Sep-09 15:47 < 00:01 Jupiter 1.70107713078542 1.70107633345142 1.70107792812001 4.62743437415258 4.51854874896126 2451797.157690747 0.712013982950259 153.282066018183 33.0275967434854 -84.229189351154 1596892.239527 T 15 CATAB v2.0f-lin.ifort 2020-Nov-12 03:48:10 2020-Nov-12 03:48
2083-Dec-12 04:39 00:03 Jupiter 1.72807734410216 1.72807639683036 1.7280782913824 4.36541498652491 4.25165164946256 2482205.694072349 2.98073274207828 383.022080731034 38.360805665375 85.6181468781056 1402837.56927525 T 15 CATAB v2.0f-lin.ifort 2020-Nov-12 03:48:10 2020-Nov-12 03:48
2167-Mar-20 09:39 00:07 Jupiter 1.76688514343686 1.76688311199496 1.76688717498262 4.01657840332397 3.89539821120608 2512618.902254626 6.97209998777885 764.339943725478 42.0443286721197 81.1753795154065 1141172.47957039 T 15 CATAB v2.0f-lin.ifort 2020-Nov-12 03:48:10 2020-Nov-12 03:48
2177-Sep-03 09:42 00:07 Jupiter 1.92989688604526 1.92989230236851 1.92990146985749 5.55028905385942 5.47064147464025 2516438.904491308 6.95190461369763 852.086478102883 31.4841551984058 -74.980249054304 2308207.01737517 T 15 CATAB v2.0f-lin.ifort 2020-Nov-12 03:48:10 2020-Nov-12 03:48
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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