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 ]  
185550 (2007 YP57)
Classification: Main-belt Asteroid          SPK-ID: 2185550
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 .1098566719869397 4.94e-08  
a 3.044321097359773 3.3157e-08 au
q 2.7098821131442 1.4868e-07 au
i 4.876556853210131 6.0575e-06 deg
node 84.82142986492997 8.1531e-05 deg
peri 192.8670239995866 8.8219e-05 deg
M 285.731827760262 3.3706e-05 deg
tp 2459400.752771772053
(2021-Jul-05.25277177)
0.00018298 TDB
period 1940.14466079511
5.31
3.1697e-05
8.678e-08
d
yr
n .1855531740877841 3.0314e-09 deg/d
Q 3.378760081575345 3.68e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      9368 days (25.65 yr)  
   first obs. used      1994-05-15  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65547  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 22:35:14  

Additional Information
 Earth MOID = 1.69374 au 
 Jupiter MOID = 1.72952 au 
 T_jup = 3.224 
[ show covariance matrix ]

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 15.7   n/a MPO427129  
diameter diameter 3.350 km 0.477 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.063   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

185550 (2007 YP57)          Discovered 2007-Dec-28 by Spacewatch at Kitt Peak
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2007 YP57 = 1995 ON17 
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-21 22:30 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin