Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
8967 Calandra (4878 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2008967
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1150607956552004 7.089e-08  
a 3.056969146988012 3.599e-08 au
q 2.705231844642172 2.2379e-07 au
i 9.742920599576722 7.9394e-06 deg
node 170.631054331502 3.2027e-05 deg
peri 171.8387564574746 4.1723e-05 deg
M 348.2287222003398 2.9667e-05 deg
tp 2457464.334596642852
(2016-Mar-16.83459664)
0.0001615 JED
period 1952.248106156346
5.34
3.4476e-05
9.439e-08
d
yr
n .1844027912562715 3.2565e-09 deg/d
Q 3.408706449333852 4.0131e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1022  
   data-arc span      16112 days (44.11 yr)  
   first obs. used      1971-05-13  
   last obs. used      2015-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55418  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:00:52  

Additional Information
 Earth MOID = 1.69591 au 
 Jupiter MOID = 2.00574 au 
 T_jup = 3.203 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.1 mag n/a MPO302120  
rotation period rot_per 5.2427 h n/a LCDB (Rev. 2015-December); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

8967 Calandra           Discovered 1971 May 13 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Named for miliaria calandra, or corn bunting.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19990202/MPCPages.arcLast Updated: 2010-06-11

[ show close-approach data ]
Alternate Designations
 4878 T-1 = 1978 RM11 = 1992 EH15 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-09 09:50 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin