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 ]  
201978 (2004 PO35)
Classification: Main-belt Asteroid          SPK-ID: 2201978
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1617276207502142 3.565e-08  
a 2.314259133448865 1.2458e-08 au
q 1.939979509996728 8.0356e-08 au
i 3.267488788925787 4.0331e-06 deg
node 123.5835371799743 8.9875e-05 deg
peri 169.5684666170926 9.1812e-05 deg
M 203.6817934241039 1.6851e-05 deg
tp 2459558.871790876110
(2021-Dec-10.37179088)
6.056e-05 TDB
period 1285.927270524324
3.52
1.0383e-05
2.843e-08
d
yr
n .2799536243237252 2.2605e-09 deg/d
Q 2.688538756901002 1.4473e-08 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      8179 days (22.39 yr)  
   first obs. used      1996-03-23  
   last obs. used      2018-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63379  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:13:14  

Additional Information
 Earth MOID = .923969 au 
 Jupiter MOID = 2.48889 au 
 T_jup = 3.563 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457030.5 (2015-Jan-08.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .16234446828657 3.563e-08  
q 1.93833049732081 8.037e-08 au
tp 2456987.612678324260
(2014-Nov-26.11267832)
6.133e-05 TDB
node 123.6224027108049 8.9871e-05 deg
peri 169.6322668881496 9.1794e-05 deg
i 3.267666183784562 4.0338e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      8179 days (22.39 yr)  
   first obs. used      1996-03-23  
   last obs. used      2018-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63379  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:13:14  

Additional Information
 Jupiter MOID = 2.48889 au 
 T_jup = 3.563 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.269503467410991E-15 -2.84113694401228E-15 8.903561547232804E-14 6.644719353055974E-15 4.16226006551243E-14 -7.203877329403239E-17
q -2.84113694401228E-15 6.459331018420162E-15 -3.485204540984303E-13 -1.594237401583674E-14 -1.374547615548648E-13 8.389399667045818E-17
tp 8.903561547232804E-14 -3.485204540984303E-13 3.761378381241629E-9 1.058677943280433E-11 1.172852378202805E-9 3.748536981252756E-12
node 6.644719353055974E-15 -1.594237401583674E-14 1.058677943280433E-11 8.076754776559655E-9 -8.059832381200491E-9 8.642639927470612E-12
peri 4.16226006551243E-14 -1.374547615548648E-13 1.172852378202805E-9 -8.059832381200491E-9 8.426174361146769E-9 -7.465422941382483E-12
i -7.203877329403239E-17 8.389399667045818E-17 3.748536981252756E-12 8.642639927470612E-12 -7.465422941382483E-12 1.62714168154332E-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 17.1   n/a MPO454432  
diameter diameter 2.089 km 0.321 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201978 (2004 PO35)          Discovered 2004-Aug-08 by LONEOS at Anderson Mesa
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ 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 2020-Feb-24 00:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin