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JPL Small-Body Database Browser
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867 Kovacia (A917 DH)
Classification: Main-belt Asteroid          SPK-ID: 2000867
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 .1275674790609963 3.4829e-08  
a 3.066267413938746 1.2031e-08 au
q 2.6751114098157 1.0721e-07 au
i 5.97383093212465 4.3201e-06 deg
node 46.81987994220977 4.1053e-05 deg
peri 70.13536308510959 4.5896e-05 deg
M 113.7669425506046 1.9097e-05 deg
tp 2458380.734989088159
(2018-Sep-19.23498909)
0.00010356 TDB
period 1961.161994214787
5.37
1.1542e-05
3.16e-08
d
yr
n .1835646423201962 1.0803e-09 deg/d
Q 3.457423418061792 1.3565e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2447  
   data-arc span      37570 days (102.86 yr)  
   first obs. used      1917-02-26  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44022  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 17:43:16  

Additional Information
 Earth MOID = 1.69887 au 
 Jupiter MOID = 1.66948 au 
 T_jup = 3.211 
[ 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 11.5   n/a MPO384753  
diameter diameter 24.113 km 0.439 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 8.6772 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2008) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.]
geometric albedo albedo 0.092   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

867 Kovacia (A917 DH)          Discovered 1917-Feb-25 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1904-Aug-23 04:20 00:02 Jupiter 1.91812083081707 1.91811982813257 1.91812183350146 3.57816633940853 3.45254903427361 2416715.680694913 2.03100731597107 67.919932431774 36.107090122364 74.5766811064997 1654004.35446816 T 28 CATAB v2.0f-lin.ifort 2020-Jan-28 17:43:46 2020-Jan-28 17:44
1914-Mar-10 03:47 00:02 Jupiter 1.69892836200763 1.69892784428414 1.69892887973121 1.72757427488744 1.40974722360634 2420201.657596434 1.97575515931301 127.908212179366 36.8584136500373 83.5492470226278 2440325.84957261 T 28 CATAB v2.0f-lin.ifort 2020-Jan-28 17:43:46 2020-Jan-28 17:44
1963-Jun-24 16:24 < 00:01 Jupiter 1.79871266077951 1.79871209021343 1.79871323134539 2.92519210358373 2.75951791854424 2438205.183025679 0.954758251585432 75.216130266214 17.2224596284768 -86.9328610114521 2089042.87549934 T 28 CATAB v2.0f-lin.ifort 2020-Jan-28 17:43:46 2020-Jan-28 17:44
1972-Dec-29 11:36 < 00:01 Jupiter 1.76930380781068 1.76930338627282 1.76930422934844 1.94488797521009 1.68081083090183 2441680.983290661 0.784229786436265 64.9565099952825 13.8532912567862 75.1950609457846 2711231.52903289 T 28 CATAB v2.0f-lin.ifort 2020-Jan-28 17:43:46 2020-Jan-28 17:44
2022-Apr-19 19:33 < 00:01 Jupiter 1.70796944589137 1.7079689443438 1.70796994743883 2.35773982288287 2.13707503041457 2459689.314255676 0.310073455858296 74.146978868099 13.5017136411182 -84.5721213239607 1955502.55644919 T 28 CATAB v2.0f-lin.ifort 2020-Jan-28 17:43:46 2020-Jan-28 17:44
2031-Oct-24 19:20 < 00:01 Jupiter 1.87628771486681 1.87628725434187 1.87628817539176 2.3698902407069 2.17106175501403 2463164.305825231 0.505576310780978 53.2059728244704 8.36818226404677 78.8011734950081 2846382.9068815 T 28 CATAB v2.0f-lin.ifort 2020-Jan-28 17:43:46 2020-Jan-28 17:44
2081-Feb-12 12:22 00:01 Jupiter 1.6624017589604 1.66240128793714 1.66240222998329 1.94367295178018 1.66097256786948 2481173.015216739 1.46362914294683 97.5838966839944 40.1456969895615 -78.1085353363442 1609464.63062485 T 28 CATAB v2.0f-lin.ifort 2020-Jan-28 17:43:46 2020-Jan-28 17:44
2130-May-15 22:09 00:02 Jupiter 1.95296213879579 1.95296087279742 1.95296340479383 3.76661526290739 3.64965301810109 2499161.422716538 2.25979912682799 52.5556978423431 49.0998893184823 -11.9526169547484 1301062.85912115 T 28 CATAB v2.0f-lin.ifort 2020-Jan-28 17:43:46 2020-Jan-28 17:44
2139-Dec-10 10:58 00:03 Jupiter 1.66982324925562 1.66982270038425 1.6698237981287 1.74376321331893 1.42344811903171 2502656.956759606 2.70998478127369 167.356595721278 50.2279871494826 -76.9134771240828 2154292.12492905 T 28 CATAB v2.0f-lin.ifort 2020-Jan-28 17:43:46 2020-Jan-28 17:44
2189-Mar-22 11:30 00:04 Jupiter 1.82398448827188 1.82398282950062 1.82398614704251 3.14973394435903 2.99867691879005 2520656.979245165 3.54000249373055 83.2753567015804 47.4176163139759 63.4906793578361 981256.172624686 T 28 CATAB v2.0f-lin.ifort 2020-Jan-28 17:43:46 2020-Jan-28 17:44
2198-Oct-03 16:49 00:04 Jupiter 1.72929169474766 1.72929042157567 1.72929296792349 1.8143822331366 1.5206462529449 2524139.200911043 3.9695358186057 193.982807275107 24.0847016948815 84.941920539293 2424357.03052559 T 28 CATAB v2.0f-lin.ifort 2020-Jan-28 17:43:46 2020-Jan-28 17:44

Alternate Designations
 A917 DH = 1942 XF = 1958 WA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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