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 ]  
(2018 RH5)
Classification: Amor [NEO]          SPK-ID: 3828426
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458376.5 (2018-Sep-15.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4846648552940797 0.0012679  
a 2.019064870318224 0.0051188 au
q 1.040495087116082 7.7869e-05 au
i 5.845063743979469 0.011008 deg
node 348.2968543014093 0.00052193 deg
peri 2.995316132582567 0.0053711 deg
M .4252759683936845 0.0004097 deg
tp 2458375.262081146943
(2018-Sep-13.76208115)
0.0055226 TDB
period 1047.909640377267
2.87
3.985
0.01091
d
yr
n .3435410708411779 0.0013064 deg/d
Q 2.997634653520366 0.0075997 au
  Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      6 days  
   first obs. used      2018-09-12  
   last obs. used      2018-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .33306  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Sep-18 07:19:41  

Additional Information
 Earth MOID = .0341697 au 
 Jupiter MOID = 2.4389 au 
 T_jup = 3.661 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 1.607650495739377E-6 9.872772838118275E-8 -6.900521416148214E-6 6.589671316450135E-7 -6.66385688619085E-6 1.395668420002275E-5
q 9.872772838118275E-8 6.063529584433177E-9 -4.231013732385741E-7 4.044276243279779E-8 -4.084461586290412E-7 8.571033785266866E-7
tp -6.900521416148214E-6 -4.231013732385741E-7 3.04991383761836E-5 -2.861082443001376E-6 2.96417373256856E-5 -5.99018021022554E-5
node 6.589671316450135E-7 4.044276243279779E-8 -2.861082443001376E-6 2.724103879726236E-7 -2.77104243486581E-6 5.721896226303214E-6
peri -6.66385688619085E-6 -4.084461586290412E-7 2.96417373256856E-5 -2.77104243486581E-6 2.884881834164301E-5 -5.78476276631876E-5
i 1.395668420002275E-5 8.571033785266866E-7 -5.99018021022554E-5 5.721896226303214E-6 -5.78476276631876E-5 .0001211664720732763

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 26.6   .32682 MPO452108 autocmod 2.6n

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1955-Aug-12 21:04 3_11:16 Earth 0.147717825476864 0.125412546886238 0.170034220593603 10.0638124065347 10.0620199212611 2435332.377865577 4996.27776073746 1114385.15032589 584.665617213579 3.40143877915784 1793.05940596074 T 3 CATAB v2.0e-lin.ifort 2018-Sep-18 07:20:46 2018-Dec-11 17:23
2018-Sep-10 15:21 < 00:01 Earth 0.0342900896821404 0.0340576070875405 0.0345225617638456 6.83314147110053 6.82176034724417 2458372.139271320 0.943421796324633 11553.9140305433 231.388272763725 0.255015969454891 255.984586343546 T 3 CATAB v2.0e-lin.ifort 2018-Sep-18 07:20:46 2018-Dec-11 17:23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Feb-28 01:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin