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 ]  
7881 Schieferdecker (1992 RC7)
Classification: Main-belt Asteroid          SPK-ID: 2007881
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1215149187480312 2.2421e-08  
a 2.93306249569881 1.4432e-08 au
q 2.576651644851071 6.8959e-08 au
i 2.797412665203963 5.4527e-07 deg
node 132.2256900509465 1.2442e-05 deg
peri 246.6881055364433 1.7768e-05 deg
M 201.3412314273225 1.378e-05 deg
tp 2460009.115348276969
(2023-Mar-05.61534828)
7.3363e-05 TDB
period 1834.76481002916
5.02
1.3541e-05
3.707e-08
d
yr
n .1962104341832665 1.4481e-09 deg/d
Q 3.289473346546548 1.6185e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2174  
   data-arc span      14048 days (38.46 yr)  
   first obs. used      1982-09-20  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46861  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 20:07:24  

Additional Information
 Earth MOID = 1.57888 au 
 Jupiter MOID = 2.17306 au 
 T_jup = 3.263 
[ 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 13.14   n/a E2021B10  
diameter diameter 6.426 km 0.361 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.246   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

7881 Schieferdecker (1992 RC7)          Discovered 1992-Sep-02 by Elst, E. W. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1992 RC7 = 1982 SD3 = 1990 FU4 = 1991 NZ7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-16 00:45 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin