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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1333163742938956 5.2147e-08  
a 2.379267043375375 1.0872e-08 au
q 2.062071787675613 1.2057e-07 au
i 3.354360289970929 4.8264e-06 deg
node 91.09856125340566 0.00010497 deg
peri 25.95232098612452 0.00010818 deg
M 158.2149565515475 2.6115e-05 deg
tp 2458011.373924149165
(2017-Sep-14.87392415)
9.5359e-05 TDB
period 1340.488863562035
3.67
9.1883e-06
2.516e-08
d
yr
n .2685587398640405 1.8408e-09 deg/d
Q 2.696462299075137 1.2322e-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 = 1.07927 au 
 Jupiter MOID = 2.3838 au 
 T_jup = 3.525 
[ 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-January); 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 ]
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