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JPL Small-Body Database Browser
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1158 Luda (1929 QF)
Classification: Main-belt Asteroid          SPK-ID: 2001158
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1121871166554045 3.5856e-08  
a 2.563753712072574 8.9365e-09 au
q 2.276133575300562 9.0726e-08 au
i 14.82453952450382 5.0646e-06 deg
node 344.5930169345299 1.6073e-05 deg
peri 57.24930886689505 2.9742e-05 deg
M 343.0907587398912 2.5791e-05 deg
tp 2459070.926239624464
(2020-Aug-09.42623962)
0.00010756 TDB
period 1499.3840276334
4.11
7.8396e-06
2.146e-08
d
yr
n .2400985960669577 1.2554e-09 deg/d
Q 2.851373848844587 9.939e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2362  
   data-arc span      32991 days (90.32 yr)  
   first obs. used      1929-08-31  
   last obs. used      2019-12-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38034  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:47:23  

Additional Information
 Earth MOID = 1.31422 au 
 Jupiter MOID = 2.56963 au 
 T_jup = 3.378 
[ 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 10.80   n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 8
diameter diameter 18.636 km 0.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.863 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Warner, B.D. (2005) Minor Planet Bull. 32, 54-58.]
[Warner, B.D. (2011) Minor Planet Bull. 38, 21-23.]
[Kim, M.-J.; Choi, Y.-J.; Moon, H.-K.; Byun, Y.-I.; et al. (2014) Astron. J. 147, A56.]
geometric albedo albedo 0.221   0.034 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1158 Luda (1929 QF)          Discovered 1929-Aug-31 by Neujmin, G. at Simeis
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
1956-Jun-23 16:10 < 00:01 Iris 0.033890785997704 0.0338886044066044 0.0338929679208493 4.76463876160491 4.76463872600398 2435648.173701838 0.7051753331126 205.899139297727 31.7579887648657 -59.2510899242655 137722.136152469 T 36 CATAB v2.0f-lin.ifort 2020-Feb-22 15:47:39 2020-Feb-22 15:47
1984-Dec-18 00:11 < 00:01 Juno 0.0498300664431518 0.0498280377257159 0.0498320951680364 8.94752170043717 8.94752167315042 2446052.507310518 0.264831079866059 106.108021898752 32.4527887650998 -18.5099121298699 98750.1442762023 T 36 CATAB v2.0f-lin.ifort 2020-Feb-22 15:47:39 2020-Feb-22 15:47
2054-Sep-29 00:47 < 00:01 Juno 0.00791203699264584 0.00790811754196631 0.00791595654061623 8.84806611522234 8.84806594143854 2471539.532848768 0.327773807124492 200.386360171896 32.9774239377641 12.9747909666131 9898.18401650844 T 36 CATAB v2.0f-lin.ifort 2020-Feb-22 15:47:39 2020-Feb-22 15:47
2124-Jul-12 23:29 < 00:01 Juno 0.0445829616779533 0.0445735917007729 0.0445923317421128 8.77940345799387 8.77940342691165 2497028.478595990 0.599431803244 477.40019932114 32.2997051511049 -11.9228553830576 44783.3479303738 T 36 CATAB v2.0f-lin.ifort 2020-Feb-22 15:47:39 2020-Feb-22 15:47
2194-Apr-26 00:09 < 00:01 Juno 0.030538916154416 0.0305268025254262 0.0305510325835762 8.87235498340693 8.8723549385062 2522517.506028739 0.84000036803967 760.271605878467 32.9840569124083 -37.4369338419205 84312.2290279896 T 36 CATAB v2.0f-lin.ifort 2020-Feb-22 15:47:39 2020-Feb-22 15:47

Alternate Designations
 1929 QF = 1954 UQ1 = 1958 TG1 = 1972 GC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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