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2591 Dworetsky (1949 PS)
Classification: Main-belt Asteroid          SPK-ID: 2002591
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04146943153820989 3.1385e-08  
a 2.937295461663759 1.279e-08 au
q 2.815487488608799 9.207e-08 au
i 1.541083116248498 4.9994e-06 deg
node 356.0435102322315 0.00013107 deg
peri 270.2641457441167 0.00014751 deg
M 75.91845131713941 6.8461e-05 deg
tp 2458612.738472327473
(2019-May-09.23847233)
0.00034968 TDB
period 1838.738113597359
5.03
1.201e-05
3.288e-08
d
yr
n .1957864457900891 1.2788e-09 deg/d
Q 3.059103434718719 1.332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2597  
   data-arc span      31431 days (86.05 yr)  
   first obs. used      1934-09-02  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46378  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 15:40:15  

Additional Information
 Earth MOID = 1.80011 au 
 Jupiter MOID = 1.96627 au 
 T_jup = 3.272 
[ 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 MPO452198  
diameter diameter 12.925 km 0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 12.77 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:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.291   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2591 Dworetsky (1949 PS)          Discovered 1949-Aug-02 by Reinmuth, K. at Heidelberg
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
1905-Apr-15 17:08 00:02 Jupiter 1.97284301971267 1.97284258846639 1.97284345095896 3.32612451878592 3.19443613051227 2416951.214204027 2.07414519592322 72.9977062143607 15.0299376244308 84.8816181425899 3418002.9583077 T 31 CATAB v2.0f-lin.ifort 2020-Oct-22 15:40:52 2020-Oct-22 15:40
1940-Apr-22 07:48 00:01 Jupiter 1.97479690888191 1.97479647622484 1.97479734153898 3.43613388072674 3.30895504876402 2429741.825171096 1.39434463764998 68.7839586196443 15.770439917992 -89.040174640072 3177208.76340221 T 31 CATAB v2.0f-lin.ifort 2020-Oct-22 15:40:52 2020-Oct-22 15:40
2071-Nov-07 06:10 00:01 Jupiter 1.98845519639671 1.98845483541696 1.98845555737635 3.3099551579584 3.1786574037493 2477787.757148631 1.16545516705649 42.2822717746408 12.9038937356217 -88.33102136677 3799002.17492448 T 31 CATAB v2.0f-lin.ifort 2020-Oct-22 15:40:52 2020-Oct-22 15:40
2106-Nov-14 19:04 00:02 Jupiter 1.97509031109379 1.97508988662187 1.9750907355657 3.35524657758856 3.22489914524639 2490578.294209790 1.83775934681064 70.7122244454603 14.4506960261205 -87.0654976010771 3298947.23306978 T 31 CATAB v2.0f-lin.ifort 2020-Oct-22 15:40:52 2020-Oct-22 15:40
2141-Nov-24 03:20 00:03 Jupiter 1.98748464613485 1.98748410099641 1.9874851912742 3.5075198149796 3.3838349496386 2503371.638838734 2.5035179689438 119.118225964868 15.98256980407 -84.1837896625591 3132985.50930579 T 31 CATAB v2.0f-lin.ifort 2020-Oct-22 15:40:52 2020-Oct-22 15:40

Alternate Designations
 1949 PS = 1929 RH1 = 1934 RD = 1949 QU = 1952 DC1 = 1962 BD = 1962 EH = 1969 OC = 1973 GQ = 1975 TU4 = 1978 GX3 = 1979 OD14 = 1981 YL2 = 1982 BO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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