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 ]  
17457 (1990 SC11)
Classification: Main-belt Asteroid          SPK-ID: 2017457
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1592404600073725 3.699e-08  
a 2.230798816104052 8.9068e-09 au
q 1.87556538644374 8.5276e-08 au
i 7.256396591850496 4.8824e-06 deg
node 214.2278546384903 2.6286e-05 deg
peri 63.43005376821178 3.1443e-05 deg
M 32.07287258581425 2.0055e-05 deg
tp 2458892.076257703994
(2020-Feb-12.57625770)
6.751e-05 TDB
period 1216.995675149668
3.33
7.2885e-06
1.995e-08
d
yr
n .2958104185174912 1.7716e-09 deg/d
Q 2.586032245764363 1.0325e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1386  
   data-arc span      10867 days (29.75 yr)  
   first obs. used      1990-09-16  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51132  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:10:37  

Additional Information
 Earth MOID = .872886 au 
 Jupiter MOID = 2.53602 au 
 T_jup = 3.615 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457021.5 (2014-Dec-30.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1594565787390317 3.7071e-08  
q 1.874799057290925 8.5364e-08 au
tp 2456457.733447763542
(2013-Jun-14.23344776)
6.2463e-05 TDB
node 214.3194272876736 2.63e-05 deg
peri 63.28139993198771 3.141e-05 deg
i 7.254446125682909 4.8815e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1386  
   data-arc span      10867 days (29.75 yr)  
   first obs. used      1990-09-16  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51132  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 18:10:37  

Additional Information
 Jupiter MOID = 2.53602 au 
 T_jup = 3.615 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.374270221182772E-15 -3.153856620532498E-15 -1.158683789037201E-12 -1.105174056274408E-14 -2.907601920556153E-13 1.273037710098932E-15
q -3.153856620532498E-15 7.286940767393282E-15 2.694329947914691E-12 2.634333640451514E-14 6.811778368239655E-13 -2.771248649251884E-15
tp -1.158683789037201E-12 2.694329947914691E-12 3.901605080639591E-9 1.884514017244207E-11 1.078265856816294E-9 1.737881992874254E-13
node -1.105174056274408E-14 2.634333640451514E-14 1.884514017244207E-11 6.917089961670193E-10 -6.803532243697341E-10 -1.11976136194268E-11
peri -2.907601920556153E-13 6.811778368239655E-13 1.078265856816294E-9 -6.803532243697341E-10 9.865801730309013E-10 1.119997889883452E-11
i 1.273037710098932E-15 -2.771248649251884E-15 1.737881992874254E-13 -1.11976136194268E-11 1.119997889883452E-11 2.382926686553738E-11

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 15.0   n/a MPO473999  
diameter diameter 2.319 km 0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.157 h n/a LCDB (Rev. 2019-August); 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.]
geometric albedo albedo 0.433   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17457 (1990 SC11)          Discovered 1990-Sep-16 by Holt, H. E. at Palomar
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 SC11 = 1999 CH80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-10 02:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin