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 ]  
15568 (2000 GP54)
Classification: Main-belt Asteroid          SPK-ID: 2015568
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04584384879749902 4.9597e-08  
a 2.973040658127231 1.6467e-08 au
q 2.836745031727229 1.4939e-07 au
i .9098487453759122 3.6031e-06 deg
node 268.467331813079 0.00037952 deg
peri 226.0991488506825 0.00038418 deg
M 40.84529176896549 5.7613e-05 deg
tp 2458788.058577136584
(2019-Oct-31.55857714)
0.00029989 TDB
period 1872.404600839183
5.13
1.5557e-05
4.259e-08
d
yr
n .1922661372646988 1.5974e-09 deg/d
Q 3.109336284527233 1.7222e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1413  
   data-arc span      10494 days (28.73 yr)  
   first obs. used      1991-08-05  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51388  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:12:35  

Additional Information
 Earth MOID = 1.85073 au 
 Jupiter MOID = 1.89596 au 
 T_jup = 3.260 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457010.5 (2014-Dec-19.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04764544441982008 4.9994e-08  
q 2.833227637459922 1.5131e-07 au
tp 2456920.489304907046
(2014-Sep-19.98930491)
0.00028707 TDB
node 268.5842553323067 0.00037937 deg
peri 227.0457940035814 0.00038358 deg
i .9097974060338152 3.6054e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1413  
   data-arc span      10494 days (28.73 yr)  
   first obs. used      1991-08-05  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51388  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:12:35  

Additional Information
 Jupiter MOID = 1.89596 au 
 T_jup = 3.260 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.499428272654774E-15 -7.524435918985456E-15 8.101348619180017E-12 -3.346674543321634E-15 1.611730809313027E-12 -3.038316120498371E-16
q -7.524435918985456E-15 2.289573786114197E-14 -2.505369199563162E-11 8.306009604659994E-15 -4.980979118356681E-12 9.173057158422811E-16
tp 8.101348619180017E-12 -2.505369199563162E-11 8.240892779447138E-8 8.560146479321166E-12 1.632961498716351E-8 -1.59790843109517E-12
node -3.346674543321634E-15 8.306009604659994E-15 8.560146479321166E-12 1.439206440631508E-7 -1.439010710309355E-7 2.922784718776963E-10
peri 1.611730809313027E-12 -4.980979118356681E-12 1.632961498716351E-8 -1.439010710309355E-7 1.471302111883644E-7 -2.925524926481442E-10
i -3.038316120498371E-16 9.173057158422811E-16 -1.59790843109517E-12 2.922784718776963E-10 -2.925524926481442E-10 1.299869164324106E-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 13.8   n/a MPO319279  
diameter diameter 5.415 km 0.256 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.718 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 0.219   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15568 (2000 GP54)          Discovered 2000-Apr-05 by LINEAR at Socorro
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 GP54 = 1991 PV27 = 1997 TW3 = 1999 BF24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-04 02:48 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin