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 ]  
187705 (2008 EV28)
Classification: Main-belt Asteroid          SPK-ID: 2187705
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07045889177348443 3.6125e-08  
a 2.212587546757253 1.0819e-08 au
q 2.056691080260925 8.1138e-08 au
i 3.117920521450571 4.1027e-06 deg
node 98.41096276335317 0.00012563 deg
peri 357.2740496878498 0.00013523 deg
M 45.85563101544275 5.0244e-05 deg
tp 2459047.377399645716
(2020-Jul-16.87739965)
0.00016753 TDB
period 1202.123597622681
3.29
8.8174e-06
2.414e-08
d
yr
n .2994700384485721 2.1966e-09 deg/d
Q 2.368484013253582 1.1582e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      6347 days (17.38 yr)  
   first obs. used      2003-11-29  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57194  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:15:15  

Additional Information
 Earth MOID = 1.07326 au 
 Jupiter MOID = 2.71823 au 
 T_jup = 3.651 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457902.5 (2017-May-29.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06954316887464845 3.6133e-08  
q 2.058396712710046 8.1081e-08 au
tp 2457844.082484781353
(2017-Mar-31.58248478)
0.0001685 TDB
node 98.43126832050707 0.00012571 deg
peri 356.9197034316973 0.00013559 deg
i 3.1171370808063 4.1018e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      6347 days (17.38 yr)  
   first obs. used      2003-11-29  
   last obs. used      2021-04-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57194  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:15:15  

Additional Information
 Jupiter MOID = 2.71823 au 
 T_jup = 3.651 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.305612706870689E-15 -2.907190747281565E-15 -1.84520546863539E-12 -1.005403812808423E-14 -5.51110002655681E-13 -1.37055469234199E-16
q -2.907190747281565E-15 6.574119038220629E-15 4.360138563782975E-12 2.250531560562457E-14 1.302651444753898E-12 5.036782946563752E-16
tp -1.84520546863539E-12 4.360138563782975E-12 2.839271192942876E-8 4.714113724175038E-11 8.618585803224621E-9 1.90938932054534E-13
node -1.005403812808423E-14 2.250531560562457E-14 4.714113724175038E-11 1.580379406979412E-8 -1.576598237227064E-8 -1.595374764636809E-10
peri -5.51110002655681E-13 1.302651444753898E-12 8.618585803224621E-9 -1.576598237227064E-8 1.838486490487864E-8 1.593363379981544E-10
i -1.37055469234199E-16 5.036782946563752E-16 1.90938932054534E-13 -1.595374764636809E-10 1.593363379981544E-10 1.68245803195602E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.59   n/a MPCxxxxx  

187705 (2008 EV28)          Discovered 2008-Mar-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-16 16:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin