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 ]  
52487 (1995 XO2)
Classification: Main-belt Asteroid          SPK-ID: 2052487
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2358810946116768 3.5714e-08  
a 2.245612696826094 8.949e-09 au
q 1.715915115824875 8.2455e-08 au
i 5.459561674663209 3.6792e-06 deg
node 95.01634435993192 4.05e-05 deg
peri 277.0689014478916 4.1237e-05 deg
M 155.6593402433464 8.0106e-06 deg
tp 2458469.036560045978
(2018-Dec-16.53656005)
2.6736e-05 TDB
period 1229.138181392403
3.37
7.3474e-06
2.012e-08
d
yr
n .2928881434568908 1.7508e-09 deg/d
Q 2.775310277827312 1.106e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1910  
   data-arc span      8830 days (24.18 yr)  
   first obs. used      1995-11-30  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4242  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:29:21  

Additional Information
 Earth MOID = .726841 au 
 Jupiter MOID = 2.70221 au 
 T_jup = 3.588 
[ 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 15.4   n/a MPO347878  
rotation period rot_per 0.92 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

52487 (1995 XO2)          Discovered 1995-Dec-06 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 XO2 = 2000 EM127 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-07 20:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin