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 ]  
187681 (2008 DP11)
Classification: Main-belt Asteroid          SPK-ID: 2187681
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01787928139924889 3.7896e-08  
a 3.143981208813533 2.9515e-08 au
q 3.087769084067205 1.243e-07 au
i 16.19539191922593 4.0257e-06 deg
node 140.1444907220563 1.8845e-05 deg
peri 203.8181510209141 0.00014453 deg
M 264.6232910932567 0.00014381 deg
tp 2459739.958662214647
(2022-Jun-09.45866221)
0.00081395 TDB
period 2036.190183361867
5.57
2.8673e-05
7.85e-08
d
yr
n .1768007737890275 2.4896e-09 deg/d
Q 3.200193333559862 3.0042e-08 au
  Orbit Determination Parameters
   # obs. used (total)      427  
   data-arc span      6274 days (17.18 yr)  
   first obs. used      2003-03-23  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54967  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:24  

Additional Information
 Earth MOID = 2.07732 au 
 Jupiter MOID = 1.92551 au 
 T_jup = 3.148 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457405.5 (2016-Jan-18.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01672057653392925 3.8241e-08  
q 3.09280935396273 1.2523e-07 au
tp 2457719.337260014358
(2016-Nov-26.83726001)
0.0008634 TDB
node 140.1640515154689 1.8846e-05 deg
peri 206.7355981631001 0.00015336 deg
i 16.19299996465399 4.0252e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      427  
   data-arc span      6274 days (17.18 yr)  
   first obs. used      2003-03-23  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54967  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:56:24  

Additional Information
 Jupiter MOID = 1.92551 au 
 T_jup = 3.148 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.462384397299854E-15 -4.656874025358075E-15 5.356861905755889E-12 -3.111839256059619E-15 9.773188546765355E-13 2.560587817292824E-15
q -4.656874025358075E-15 1.568333982779986E-14 -1.582944829582378E-11 1.42543840893115E-14 -2.923887465088783E-12 -5.330030420677229E-15
tp 5.356861905755889E-12 -1.582944829582378E-11 7.454608470092784E-7 -2.236677399648898E-11 1.314518390845299E-7 6.982213946872711E-11
node -3.111839256059619E-15 1.42543840893115E-14 -2.236677399648898E-11 3.551639319559206E-10 -3.447758074528732E-10 -3.653628929659534E-12
peri 9.773188546765355E-13 -2.923887465088783E-12 1.314518390845299E-7 -3.447758074528732E-10 2.351846761368432E-8 1.577479131663729E-11
i 2.560587817292824E-15 -5.330030420677229E-15 6.982213946872711E-11 -3.653628929659534E-12 1.577479131663729E-11 1.620185244567445E-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 15.12   n/a E2021B55  

187681 (2008 DP11)          Discovered 2008-Feb-26 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-06 00:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin