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 ]  
(2018 RQ2)
Classification: Apollo [NEO]          SPK-ID: 3827336
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4075767340326352 8.3974e-07  
a 1.524789228094469 1.859e-06 au
q .9033206144195823 1.8156e-07 au
i 20.13760910526691 3.9335e-05 deg
node 172.7738041419274 4.385e-06 deg
peri 232.463750352333 8.6645e-06 deg
M 95.53769264068276 0.00016468 deg
tp 2458417.990532812294
(2018-Oct-26.49053281)
1.9719e-05 TDB
period 687.722367701349
1.88
0.0012577
3.443e-06
d
yr
n .523467051396435 9.5731e-07 deg/d
Q 2.146257841769356 2.6167e-06 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      152 days  
   first obs. used      2018-09-07  
   last obs. used      2019-02-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .33073  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Feb-19 06:42:49  

Additional Information
 Earth MOID = .0104556 au 
 Jupiter MOID = 3.38673 au 
 T_jup = 4.341 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 23.0   .23935 MPO452098 autocmod 2.6n
rotation period rot_per 8.58 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:
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 27-40.]

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-14 16:46 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin