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 ]  
1859 Kovalevskaya (1972 RS2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2001859
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09840002802695173 3.6019e-08  
a 3.211547635561591 1.5804e-08 au
q 2.89553125821244 1.1734e-07 au
i 7.698180062145442 4.2365e-06 deg
node 343.2784797026891 2.7699e-05 deg
peri 245.2522325228334 3.6322e-05 deg
M 209.8684384276002 2.6297e-05 deg
tp 2459877.176732212145
(2022-Oct-24.67673221)
0.00015671 TDB
period 2102.180382931506
5.76
1.5518e-05
4.249e-08
d
yr
n .1712507655969929 1.2641e-09 deg/d
Q 3.527564012910742 1.736e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2893  
   data-arc span      38375 days (105.07 yr)  
   first obs. used      1915-10-02  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45023  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:14:47  

Additional Information
 Earth MOID = 1.89732 au 
 Jupiter MOID = 1.53483 au 
 T_jup = 3.170 
[ 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 10.7   n/a MPO313433  
diameter diameter 44.634 km 0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 11.1140 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Aznar Macias, A. (2016) Minor Planet Bull. 43, 350-353]
geometric albedo albedo 0.053   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1859 Kovalevskaya (1972 RS2)          Discovered 1972-Sep-04 by Zhuravleva, L. at Nauchnyj
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-Feb-10 06:07 00:02 Jupiter 1.64922710846874 1.64922648090776 1.64922773603169 3.10215141277401 2.93192228423095 2416520.754965753 1.87612239978362 157.142591645559 20.3134904301587 -87.2273693981064 2879350.89108513 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:14:55 2020-Nov-13 04:14
1915-May-21 20:18 00:02 Jupiter 1.76180032960642 1.76179943373076 1.76180122548198 3.61888072402304 3.48349762219974 2420639.345675890 1.69829509042135 78.7764913321102 37.8550328242972 -88.2805380930334 2034938.26684179 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:14:55 2020-Nov-13 04:14
1926-Aug-10 10:10 00:02 Jupiter 1.94374306555979 1.94374206032561 1.94374407079409 4.17976020066605 4.07416958463933 2424737.923881487 1.54833684517798 64.0334403755336 35.1908221297906 56.2768908450844 2298583.76492557 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:14:55 2020-Nov-13 04:14
2049-Nov-18 02:34 < 00:01 Jupiter 1.95950698814629 1.95950655845001 1.95950741784257 3.51274592104299 3.38745594158549 2469763.606755945 0.889284857798033 48.4623467964709 16.4389054469309 -82.4943381506228 3403065.68111937 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:14:55 2020-Nov-13 04:14
2061-Feb-17 17:26 00:01 Jupiter 1.83645285917028 1.83645238105898 1.83645333728148 2.79236899646316 2.62199726577588 2473873.226206308 1.21679350173417 51.3869968997913 14.027833853184 -79.7231931167644 2638512.41549896 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:14:55 2020-Nov-13 04:14
2072-May-26 22:49 00:02 Jupiter 1.7425211617728 1.7425206516528 1.7425216718926 2.21438612513938 1.98275703180925 2477989.450871434 1.5873259669181 45.5283461157365 12.796278695083 -68.888478795364 2167603.80403602 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:14:55 2020-Nov-13 04:14
2083-Sep-08 17:22 00:02 Jupiter 1.68185123498644 1.68185073931732 1.68185173065555 1.99919973415787 1.72903133400826 2482111.223711167 1.98222112330209 49.7446892434248 15.7455041943326 -67.2923526202266 3017439.15726559 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:14:55 2020-Nov-13 04:14
2094-Dec-25 22:22 00:02 Jupiter 1.65669000203222 1.65668955856218 1.65669044550236 2.24890931713025 2.00874217526368 2486237.432162444 2.38925858801249 82.7540217578253 33.4714720177996 70.7096172888444 2405692.53255995 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:14:55 2020-Nov-13 04:14
2106-Apr-11 08:02 00:03 Jupiter 1.6782170905646 1.67821653765682 1.67821764347581 2.80044309696777 2.61401035513273 2490360.834432886 2.82295593347526 195.165367490409 18.0407920396035 87.7493685509341 2866788.84931422 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:14:55 2020-Nov-13 04:14
2117-Jul-17 17:25 00:03 Jupiter 1.75536487174118 1.75536384837144 1.75536589511501 3.45862943794601 3.31618009254504 2494476.225598929 3.29186223713484 180.355218321231 24.9763698270728 -81.4576870093092 2475445.64969736 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:14:55 2020-Nov-13 04:14
2128-Oct-09 02:43 00:04 Jupiter 1.88903406373333 1.88903243712861 1.88903569033783 4.13745622053583 4.02762529676161 2498577.613528609 3.74831945213595 79.5532814014801 59.6385522670202 -38.6104696928296 1294418.48989222 T 36 CATAB v2.0f-lin.ifort 2020-Nov-13 04:14:55 2020-Nov-13 04:14

Alternate Designations
 1972 RS2 = 1932 RD = 1941 BQ = 1942 HH = 1949 PU = 1949 QW = 1950 TM4 = 1953 EK1 = 1966 PC1 = A915 TK 
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 12:22 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin