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 ]  
15707 (1988 RN4)
Classification: Main-belt Asteroid          SPK-ID: 2015707
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2557997425056184 2.9399e-08  
a 2.58752872285211 1.2828e-08 au
q 1.925639541820648 7.5198e-08 au
i 11.19244944819542 4.9905e-06 deg
node 336.6629738691762 1.6434e-05 deg
peri 279.4053742329979 2.0224e-05 deg
M 283.2102512075764 1.4665e-05 deg
tp 2459324.785060809496
(2021-Apr-20.28506081)
6.337e-05 TDB
period 1520.289149623276
4.16
1.1305e-05
3.095e-08
d
yr
n .2367970593549306 1.7609e-09 deg/d
Q 3.249417903883571 1.6109e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1696  
   data-arc span      13562 days (37.13 yr)  
   first obs. used      1983-03-10  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48253  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:14:16  

Additional Information
 Earth MOID = .949101 au 
 Jupiter MOID = 1.99975 au 
 T_jup = 3.348 
[ 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 13.8   n/a MPO365441  
diameter diameter 11.44 km 1.2 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2
geometric albedo albedo 0.0310   0.008 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2

15707 (1988 RN4)          Discovered 1988-Sep-01 by Debehogne, H. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 RN4 = 1983 EQ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-29 05:48 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin