Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
27736 Ekaterinburg (1990 SA6)
Classification: Main-belt Asteroid          SPK-ID: 2027736
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .331388935104992 2.9074e-08  
a 3.141079067223759 1.4165e-08 au
q 2.100160220055896 8.9682e-08 au
i 11.29823153861969 5.6673e-06 deg
node 23.08397518201886 1.7584e-05 deg
peri 79.39687260767931 1.9719e-05 deg
M 58.49004907148064 8.0962e-06 deg
tp 2458670.133338429638
(2019-Jul-05.63333843)
4.4762e-05 TDB
period 2033.37148888324
5.57
1.3754e-05
3.766e-08
d
yr
n .1770458580579969 1.1976e-09 deg/d
Q 4.181997914391621 1.8859e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1678  
   data-arc span      14864 days (40.70 yr)  
   first obs. used      1979-10-16  
   last obs. used      2020-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42898  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:21:32  

Additional Information
 Earth MOID = 1.15096 au 
 Jupiter MOID = 1.33794 au 
 T_jup = 3.094 
[ 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 13.1   n/a MPO452558  
diameter diameter 16.788 km 5.731 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27736 Ekaterinburg           Discovered 1990 Sept. 22 by E. W. Elst at the European Southern Observatory.
Ekaterinburg, on the river Iset, is a city on the eastern side of the Urals. Founded in 1723 by Peter the Great, it became a center of mining and smelting. It is now a leading center of education and science.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070601/MPCPages.arcLast Updated: 2007-06-06

[ 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
1939-Jun-24 08:05 00:03 Jupiter 1.9190239751923 1.91902167795035 1.91902627246208 3.83682231151445 3.72000558867778 2429438.836822258 2.49306369542349 427.221152852386 34.7049718656734 -78.2830943267937 1049016.05111752 T 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:36 2020-Nov-13 01:21
1949-Nov-29 03:30 00:02 Jupiter 1.40387071791345 1.40386934729011 1.40387208853232 1.25850348421294 0.61411328380438 2433249.645997479 2.40909800371329 2520.31079813486 293.224425541418 4.69936192864628 607728.794770553 T 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:36 2020-Nov-13 01:21
1960-Jun-17 17:21 00:02 Jupiter 1.43923070735682 1.43922962025463 1.43923179447481 1.1109706469925 0.239179433853258 2437103.222867182 1.50710469166166 22456.8006275967 702.591383605425 5.4715087462195 2329173.27175796 T 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:36 2020-Nov-13 01:21
1970-Nov-27 13:59 00:01 Jupiter 1.99774520796104 1.99774402202603 1.99774639389594 2.9901170662622 2.84478848889183 2440918.082648857 1.06245277848572 221.899146255797 42.8997184144508 -89.563119906753 1386292.25578676 T 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:36 2020-Nov-13 01:21
2046-Jan-26 05:21 < 00:01 Jupiter 1.7767109188664 1.77671004832629 1.77671178941742 3.29498582238802 3.14697617608338 2468371.722867867 0.757990503371386 310.77274617537 15.1314717215043 -84.2327268884749 1466810.33954926 T 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:36 2020-Nov-13 01:21
2056-Aug-13 11:11 00:01 Jupiter 1.33280976672225 1.33280892430838 1.33281060913439 1.60719555792156 1.14544519070418 2472223.966144556 1.15019410082948 268.202650858315 72.2028429239408 -4.57507329601492 851368.624333501 T 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:36 2020-Nov-13 01:21
2067-Feb-18 09:39 00:03 Jupiter 1.55182479204611 1.55182306685954 1.55182651723921 0.823739137754196 n/a 2476064.902109241 2.54157607026637 193.719603215279 34.7061014996627 65.6048796607906 6109828.90429677 F 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:36 2020-Nov-13 01:21
2152-Aug-11 23:47 00:04 Jupiter 1.60396212643486 1.60395884372654 1.60396540934988 2.86454772012323 2.67384945397875 2507285.490988821 3.80155276780526 963.634161542146 8.26473994088638 -82.6938882099498 1391053.43541938 T 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:36 2020-Nov-13 01:21
2163-Apr-25 11:16 00:03 Jupiter 1.28801110233257 1.28801003808135 1.28801216658401 1.97657722924086 1.60984984596637 2511193.969782569 3.37909996343819 145.41249727907 84.2318143981901 43.5132686026493 1020894.0034601 T 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:36 2020-Nov-13 01:21
2173-Sep-18 00:36 00:07 Jupiter 1.69669256958845 1.69668818561554 1.69669695452214 0.60781570333037 n/a 2514992.524731233 7.35684643924564 2043.28616455759 29.2039434285911 83.9121271349982 8639885.93717133 F 28 CATAB v2.0f-lin.ifort 2020-Nov-13 01:21:36 2020-Nov-13 01:21

Alternate Designations
 1990 SA6 = 1979 UH4 = 1979 WC5 = 1998 HL67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-28 20:37 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin