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 ]  
1006 Lagrangea (A923 RU)
Classification: Main-belt Asteroid          SPK-ID: 2001006
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3574288609907323 3.5797e-08  
a 3.142834641466138 9.1697e-09 au
q 2.01949483528468 1.1255e-07 au
i 10.91871495974287 4.2255e-06 deg
node 294.5872536189774 2.0739e-05 deg
peri 86.20197548742956 2.1385e-05 deg
M 100.0814243402998 4.9839e-06 deg
tp 2458434.740701105301
(2018-Nov-12.24070111)
2.738e-05 TDB
period 2035.076428464443
5.57
8.9065e-06
2.438e-08
d
yr
n .17689753316618 7.7419e-10 deg/d
Q 4.266174447647596 1.2447e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2673  
   data-arc span      35495 days (97.18 yr)  
   first obs. used      1923-09-12  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42485  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 19:36:35  

Additional Information
 Earth MOID = 1.05704 au 
 Jupiter MOID = 1.57294 au 
 T_jup = 3.081 
[ 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 11.3   n/a MPO250203  
diameter diameter 35.310 km 0.345 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 19.497 h n/a LCDB (Rev. 2020-October); 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:
[Carreno, A.; Arce, E.; Fornas, G.; Mas, V. (2019) Minor Planet Bull. 46, 200-203.]
[Polakis, T. (2019) Minor Planet Bull. 46, 78-80.]
geometric albedo albedo 0.046   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

1006 Lagrangea (A923 RU)          Discovered 1923-Sep-12 by Belyavskij, S. 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
1908-Aug-22 04:51 00:02 Jupiter 1.87654563534694 1.8765443138515 1.87654695686415 3.14282253599489 2.99576150223158 2418175.701800374 1.64373812121343 349.963132372149 10.4561291344319 -81.8784591952367 1822402.41482944 T 34 CATAB v2.0f-lin.ifort 2020-Dec-17 19:36:42 2020-Dec-17 19:36
1983-Feb-26 00:50 < 00:01 Jupiter 1.80208474997506 1.80208394283336 1.80208555712364 2.01772408463314 1.76950928527134 2445391.534576069 0.831589158987049 292.886711182896 42.5557836122923 83.6046642849856 1953577.99919908 T 34 CATAB v2.0f-lin.ifort 2020-Dec-17 19:36:42 2020-Dec-17 19:36
1993-May-17 18:49 < 00:01 Jupiter 1.56072445033873 1.56072375525435 1.56072514828369 1.04307701875512 0.0508667407986548 2449125.284350757 0.702223765604571 2933271.27899108 3190.89100358146 2.84130876215717 11093242.5258525 T 34 CATAB v2.0f-lin.ifort 2020-Dec-17 19:36:42 2020-Dec-17 19:36
2003-Oct-16 05:02 < 00:01 Jupiter 1.83842768390992 1.8384271092125 1.83842825860943 2.75045643717703 2.57750781882029 2452928.709472484 0.339570672962061 144.680980593232 12.1697362038841 -81.1958504443272 1658656.29465275 T 34 CATAB v2.0f-lin.ifort 2020-Dec-17 19:36:42 2020-Dec-17 19:36
2078-May-11 02:42 < 00:01 Jupiter 1.82819210423765 1.82819132674665 1.82819288172959 2.64593493299103 2.46461935630744 2480164.612333200 0.891599358945292 159.136849171716 24.4281646432989 -88.7050273462342 1795360.02059722 T 34 CATAB v2.0f-lin.ifort 2020-Dec-17 19:36:42 2020-Dec-17 19:36
2088-Sep-14 22:44 00:01 Jupiter 1.56260435399667 1.56260361661959 1.56260509137384 0.810298063838573 n/a 2483944.447428130 1.27411544975223 244.221226369062 36.6790343884499 -89.3865611264802 6370873.50800523 F 34 CATAB v2.0f-lin.ifort 2020-Dec-17 19:36:42 2020-Dec-17 19:36
2098-Dec-26 17:51 00:01 Jupiter 1.80206171017473 1.80206081563761 1.80206260472978 2.18432266943855 1.95734670777564 2487699.244013314 1.37625338649848 333.333178509028 51.1321445282285 89.45977941559 1191572.73221255 T 34 CATAB v2.0f-lin.ifort 2020-Dec-17 19:36:42 2020-Dec-17 19:36
2173-Jul-12 20:58 00:02 Jupiter 1.86954073340905 1.86953913055131 1.86954233627593 3.11916476958671 2.97036359443669 2514925.373705681 2.26035409427891 264.016708683626 31.3594471813349 -79.5719029411032 1644232.16977008 T 34 CATAB v2.0f-lin.ifort 2020-Dec-17 19:36:42 2020-Dec-17 19:36
2183-Dec-28 10:03 00:03 Jupiter 1.5541211063547 1.55412035550195 1.55412185720904 1.43818206821989 0.98910744711662 2518745.918660807 2.58013497266646 660.311825267551 149.909851281172 37.3310144416866 1710899.4590647 T 34 CATAB v2.0f-lin.ifort 2020-Dec-17 19:36:42 2020-Dec-17 19:36
2194-Mar-18 16:11 00:03 Jupiter 1.77845661621793 1.77845504277707 1.77845819028839 1.45232939841308 1.07551107576634 2522479.174009740 3.26369945828052 2205.12274352983 202.267532654593 69.6623824295498 1505426.15502825 T 34 CATAB v2.0f-lin.ifort 2020-Dec-17 19:36:42 2020-Dec-17 19:36
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-16 16:19 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin