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 ]  
160036 (1998 XH7)
Classification: Main-belt Asteroid          SPK-ID: 2160036
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1340011637843318 5.2219e-08  
a 2.377900840965518 1.0757e-08 au
q 2.059259360912397 1.2072e-07 au
i 3.354389820161829 4.8274e-06 deg
node 91.09762909151597 0.000105 deg
peri 25.99717410856925 0.00010817 deg
M 265.6628602243541 2.6311e-05 deg
tp 2459351.469390488591
(2021-May-16.96939049)
9.9172e-05 TDB
period 1339.334443214813
3.67
9.0884e-06
2.488e-08
d
yr
n .2687902202648427 1.824e-09 deg/d
Q 2.696542321018639 1.2199e-08 au
  Orbit Determination Parameters
   # obs. used (total)      418  
   data-arc span      10104 days (27.66 yr)  
   first obs. used      1992-01-30  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59535  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 18:37:37  

Additional Information
 Earth MOID = 1.07616 au 
 Jupiter MOID = 2.38236 au 
 T_jup = 3.526 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO439948  
rotation period rot_per 15.48 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

160036 (1998 XH7)          Discovered 1998-Dec-08 by Spacewatch at Kitt Peak
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

Alternate Designations
 1998 XH7 = 2003 AH33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-13 06:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin