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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
1281 Jeanne (1933 QJ)
Classification: Main-belt Asteroid          SPK-ID: 2001281
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 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2082011649872173 2.5232e-08  
a 2.55638470784326 6.5285e-09 au
q 2.024142433514786 6.2996e-08 au
i 7.445016936438915 4.9332e-06 deg
node 210.0983079679507 2.2219e-05 deg
peri 72.64044708623766 2.5809e-05 deg
M 113.7808776864323 1.2842e-05 deg
tp 2458528.649388668814
(2019-Feb-14.14938867)
5.2696e-05 TDB
period 1492.924149762314
4.09
5.7189e-06
1.566e-08
d
yr
n .2411375019000898 9.2372e-10 deg/d
Q 3.088626982171733 7.8877e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3062  
   data-arc span      42215 days (115.58 yr)  
   first obs. used      1904-07-07  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44317  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:50:19  

Additional Information
 Earth MOID = 1.02307 au 
 Jupiter MOID = 2.09926 au 
 T_jup = 3.395 
[ 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 MPO435708  
diameter diameter 25.716 km 0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 15.3 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2002) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Ditteon, R. (2019) Minor Planet Bull. 46, 127-129.]
geometric albedo albedo 0.058   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1281 Jeanne (1933 QJ)          Discovered 1933-Aug-25 by Arend, S. at Uccle
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
1952-Aug-09 01:19 < 00:01 Iris 0.0440965859613599 0.0440956507179431 0.0440975212296587 7.42131762517351 7.42131760760694 2434233.554539217 0.299961059934329 160.184513335892 43.8388042010537 84.0806729920483 149709.772232481 T 45 CATAB v2.0f-lin.ifort 2020-Feb-22 15:50:29 2020-Feb-22 15:50
1962-Jul-19 22:50 < 00:01 Amphi 0.0341683211144166 0.0341675332224409 0.0341691090928971 6.60016772597353 6.60016770048209 2437865.451117632 0.25481934112518 137.672535028176 29.8663989614177 -79.0533507350525 168144.698483076 T 45 CATAB v2.0f-lin.ifort 2020-Feb-22 15:50:29 2020-Feb-22 15:50
2072-Sep-01 14:17 < 00:01 Iris 0.0388428362326851 0.038841981155302 0.0388436913663066 7.52359884738983 7.52359882771838 2478087.094967851 0.443465674330979 283.719588815415 41.136724821094 87.7141252682531 141121.983859131 T 45 CATAB v2.0f-lin.ifort 2020-Feb-22 15:50:29 2020-Feb-22 15:50

Alternate Designations
 1933 QJ = 1929 RG = 1938 YL = A904 NA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-30 20:57 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin