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1572 Posnania (1949 SC)
Classification: Main-belt Asteroid          SPK-ID: 2001572
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2043331364635097 1.1005e-08  
a 3.109358024919154 1.0479e-08 au
q 2.474013147299439 3.4031e-08 au
i 13.27287535293284 8.3572e-07 deg
node 5.887098231851225 2.1473e-06 deg
peri 354.0812990066493 6.8032e-06 deg
M 354.2146254547624 4.3787e-06 deg
tp 2459232.683517138734
(2021-Jan-18.18351714)
2.4406e-05 TDB
period 2002.647551917209
5.48
1.0124e-05
2.772e-08
d
yr
n .179762035339348 9.0874e-10 deg/d
Q 3.744702902538868 1.262e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3877  
   data-arc span      33607 days (92.01 yr)  
   first obs. used      1929-02-01  
   last obs. used      2021-02-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .34039  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 12:37:55  

Additional Information
 Earth MOID = 1.46995 au 
 Jupiter MOID = 1.7111 au 
 T_jup = 3.146 
[ 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 10.27   n/a E2021B10  
diameter diameter 31.500 km 0.739 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 8.048 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Michalowski, T.; Pych, W.; Kwiatkowski, T.; Kryszczynska, A.; et al. (2001) Astron. Astrophys. 371, 748-752.]
[Behrend, R. (2004) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2012) 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.]
[Santana-Ros, T.; Dudzinski, G.; Bartczak, P. (2017) in Assessment and Mitigation of Asteroid Impact Hazards, Astrophys. and Space Science Proceedings 45, 55.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.521   0.291 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1572 Posnania (1949 SC)          Discovered 1949-Sep-22 by Dobrzycki, J. and Kwiek, A. at Posen
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
1958-Aug-05 19:47 < 00:01 Jupiter 1.96358313399747 1.96358255986817 1.96358370813404 3.18704148594479 3.04868855957612 2436421.324167437 0.917550182626546 199.348375187754 4.206162398091 81.7024696456645 8947116.67769361 T 44 CATAB v2.0f-lin.ifort 2021-Apr-12 12:39:48 2021-Apr-12 12:39
1968-Oct-21 22:32 < 00:01 Jupiter 1.72058344192383 1.72058331714289 1.72058356670711 3.30816299932787 3.15584640181852 2440151.439070682 0.6682933563398 169.629776674469 3.88329023253628 -88.4598738858609 13719450.8452514 T 44 CATAB v2.0f-lin.ifort 2021-Apr-12 12:39:48 2021-Apr-12 12:39
2040-Mar-29 08:25 < 00:01 Jupiter 1.70508282108918 1.70508270442236 1.70508293775629 3.34292515589263 3.1908654101596 2466242.850535872 0.427773818010374 114.459230626422 4.44171902682558 -88.8559605971939 12734162.3029353 T 44 CATAB v2.0f-lin.ifort 2021-Apr-12 12:39:48 2021-Apr-12 12:39
2111-Sep-04 17:12 00:01 Jupiter 1.71074102895739 1.71074084853227 1.7107412093964 3.33312115513271 3.18110926440928 2492333.216589387 1.48579976586114 296.896651284268 3.85056351428451 88.4499940874569 11880634.3595002 T 44 CATAB v2.0f-lin.ifort 2021-Apr-12 12:39:48 2021-Apr-12 12:39
2121-Nov-08 16:28 00:02 Jupiter 1.99785273999333 1.997851617669 1.99785386232072 3.14697581615942 3.00923975618169 2496051.186226548 1.90297151928366 139.698314406773 8.40560482518469 -66.1866576603457 12711107.826357 T 44 CATAB v2.0f-lin.ifort 2021-Apr-12 12:39:48 2021-Apr-12 12:39
2183-Feb-11 05:27 00:03 Jupiter 1.74075812277393 1.7407574692975 1.74075877636089 3.27972402096585 3.12784663485027 2518425.727105875 2.59897763951782 715.900005509722 3.19237605779643 87.1884295556069 10909859.4932655 T 44 CATAB v2.0f-lin.ifort 2021-Apr-12 12:39:48 2021-Apr-12 12:39
2193-Apr-30 21:21 00:03 Jupiter 1.92238342033834 1.92238173078996 1.92238510992432 3.27595180829349 3.13857277300411 2522157.389667863 3.01495159371807 442.863983455421 5.08664547831114 -78.8055687562715 15443217.32636 T 44 CATAB v2.0f-lin.ifort 2021-Apr-12 12:39:48 2021-Apr-12 12:39

Alternate Designations
 1949 SC = 1929 CJ = 1933 WN = 1933 YB = 1938 QH = 1949 QE2 = 1949 TD = 1949 YK = 1951 AO1 = 1952 FN1 = A908 EC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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