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 ]  
27560 (2000 JK81)
Classification: Main-belt Asteroid          SPK-ID: 2027560
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1899831007962028 3.7808e-08  
a 3.085395286812859 1.7438e-08 au
q 2.499222323042163 1.1318e-07 au
i 8.190407202968402 3.9574e-06 deg
node 151.1279187309596 2.8427e-05 deg
peri 175.8648564852538 3.13e-05 deg
M 165.6216211288355 1.6161e-05 deg
tp 2458089.791950885175
(2017-Dec-02.29195089)
8.5171e-05 TDB
period 1979.54165311727
5.42
1.6782e-05
4.595e-08
d
yr
n .1818602803497933 1.5418e-09 deg/d
Q 3.671568250583555 2.0751e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1217  
   data-arc span      10311 days (28.23 yr)  
   first obs. used      1991-11-12  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55563  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:06:14  

Additional Information
 Earth MOID = 1.48785 au 
 Jupiter MOID = 1.69617 au 
 T_jup = 3.183 
[ 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 14.0   n/a MPO468053  
diameter diameter 5.254 km 1.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.193   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27560 (2000 JK81)          Discovered 2000-May-08 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ 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
1945-Jun-26 21:13 00:02 Jupiter 1.97945993949759 1.97945863395253 1.97946124504468 2.74426275536629 2.58363432829494 2431633.384292600 1.82630329086255 131.909818327745 14.7111998521159 -69.0662718049648 2616417.80149546 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 01:06:30 2020-Feb-23 01:06
1955-Apr-07 19:19 00:02 Jupiter 1.69076176597593 1.69076134868939 1.69076218326247 1.90593515370261 1.62192691718444 2435205.304531434 1.62986115113448 98.6777096853195 47.8891071802458 83.8449567280441 2213763.35604386 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 01:06:30 2020-Feb-23 01:06
2014-Dec-01 13:13 < 00:01 Jupiter 1.67868507597252 1.67868470757046 1.67868544437449 2.02069982037916 1.75330481425936 2456993.050983619 0.189634076363755 67.6389136836302 32.4164640319348 -79.5495136745218 2326061.4280849 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 01:06:30 2020-Feb-23 01:06
2074-Jul-24 23:06 00:02 Jupiter 1.68558773510437 1.68558738913257 1.68558808107617 2.12683765738847 1.87574545285636 2478778.462696296 1.52993912319093 120.904012168473 28.2910135865448 -89.9291667611642 2401802.21949032 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 01:06:30 2020-Feb-23 01:06
2084-Mar-30 22:54 00:02 Jupiter 1.97895886588068 1.97895805520261 1.97895967655899 2.85272872788639 2.69852418456819 2482315.454177033 1.88825955843517 76.5348347689458 18.305283552932 -82.604035449583 2458144.11124142 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 01:06:30 2020-Feb-23 01:06
2134-Mar-19 00:07 00:03 Jupiter 1.71261469447359 1.71261406138309 1.71261532757383 2.21559760130596 1.97982716504759 2500564.505129081 3.05143679512151 254.056065996876 22.8064136413388 -86.2816009342021 2456785.2049514 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 01:06:30 2020-Feb-23 01:06
2143-Dec-04 17:36 00:04 Jupiter 1.9133228531401 1.91332139817661 1.91332430810434 2.47929057971096 2.29379326435291 2504112.233416105 3.56999884989354 120.496743757098 18.3662819796337 -80.8313160038619 1900521.28664507 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 01:06:30 2020-Feb-23 01:06
2193-Nov-12 11:55 00:05 Jupiter 1.75988176616642 1.75988034705382 1.75988318530663 2.28750446663643 2.06641874593322 2522352.996729053 4.58534957845489 384.255439415349 19.3282482068987 -82.0300654082281 2502763.49476776 T 23 CATAB v2.0f-lin.ifort 2020-Feb-23 01:06:30 2020-Feb-23 01:06

Alternate Designations
 2000 JK81 = 1991 VV15 = 1995 KX 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-25 12:31 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin