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 ]  
27886 (1996 ER12)
Classification: Main-belt Asteroid          SPK-ID: 2027886
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .212888911010618 5.2987e-08  
a 2.298644494247529 7.6712e-09 au
q 1.80928857106662 1.1961e-07 au
i 4.882350770428826 3.8032e-06 deg
node 255.8588995571783 4.4365e-05 deg
peri 107.0768272578132 4.5254e-05 deg
M 133.2386559368719 1.1143e-05 deg
tp 2458529.377460183734
(2019-Feb-14.87746018)
3.7897e-05 TDB
period 1272.934743609344
3.49
6.3722e-06
1.745e-08
d
yr
n .2828110410273176 1.4157e-09 deg/d
Q 2.788000417428439 9.3043e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1102  
   data-arc span      14426 days (39.50 yr)  
   first obs. used      1980-08-06  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53022  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:12:10  

Additional Information
 Earth MOID = .814441 au 
 Jupiter MOID = 2.69956 au 
 T_jup = 3.558 
[ 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 15.3   n/a MPO351019  
diameter diameter 2.905 km 0.732 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.209   0.112 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27886 (1996 ER12)          Discovered 1996-Mar-13 by Spacewatch at Kitt Peak
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 ER12 = 1980 PD1 = 1987 SA21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-01 09:33 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin