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 ]  
48422 Schrade (1988 VN7)
Classification: Main-belt Asteroid          SPK-ID: 2048422
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1693314520023558 5.2355e-08  
a 2.29618584468849 8.7895e-09 au
q 1.907369361540132 1.24e-07 au
i 8.178619244954684 4.1793e-06 deg
node 62.13935728342372 4.3244e-05 deg
peri 327.9866826418035 4.6205e-05 deg
M 284.3932811770546 1.669e-05 deg
tp 2458867.411244392534
(2020-Jan-18.91124439)
5.9457e-05 TDB
period 1270.89297720127
3.48
7.2973e-06
1.998e-08
d
yr
n .2832653940639309 1.6265e-09 deg/d
Q 2.685002327836847 1.0278e-08 au
  Orbit Determination Parameters
   # obs. used (total)      747  
   data-arc span      13886 days (38.02 yr)  
   first obs. used      1981-10-25  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53843  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:36:58  

Additional Information
 Earth MOID = .918411 au 
 Jupiter MOID = 2.74931 au 
 T_jup = 3.562 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO302335  
diameter diameter 1.913 km 0.333 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.401   0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48422 Schrade           Discovered 1988 Nov. 3 by F. Börngen at Tautenburg.
Engineer Hugo Schrade (1900-1974), employed by the firm Carl Zeiss Jena from 1929, became the highly esteemed head works manager during 1945-1966.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030501/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1988 VN7 = 1981 UJ26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin