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15712 (1989 RN2)
Classification: Main-belt Asteroid          SPK-ID: 2015712
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2057649040823604 3.6122e-08  
a 3.184778210682688 1.8062e-08 au
q 2.529462627637974 1.1787e-07 au
i 11.22266194210155 4.6986e-06 deg
node 349.0171676179737 2.0789e-05 deg
peri 320.2572726348114 2.3724e-05 deg
M 177.6534155078123 1.2859e-05 deg
tp 2457976.055871863002
(2017-Aug-10.55587186)
7.2005e-05 TDB
period 2075.951566003533
5.68
1.766e-05
4.835e-08
d
yr
n .1734144504599619 1.4752e-09 deg/d
Q 3.840093793727403 2.1778e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1810  
   data-arc span      11369 days (31.13 yr)  
   first obs. used      1989-09-01  
   last obs. used      2020-10-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47889  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:31:50  

Additional Information
 Earth MOID = 1.52754 au 
 Jupiter MOID = 1.55906 au 
 T_jup = 3.136 
[ 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 13.0   n/a MPO384890  
diameter diameter 16.99 km 1.1 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 4
geometric albedo albedo 0.0386   0.005 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 4

15712 (1989 RN2)          Discovered 1989-Sep-01 by Gilmore, A. C., Kilmartin, P. M. at Lake Tekapo
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

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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
1907-Mar-15 00:44 00:03 Jupiter 1.61779194193554 1.61779084257362 1.61779304130931 1.4452832597963 1.02064178287223 2417649.530593229 2.72391102538769 613.253104825389 317.227643954993 19.1137744907871 709454.806360861 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:31:54 2020-Nov-13 02:31
1917-Aug-29 15:44 00:02 Jupiter 1.88429603940753 1.88429485070185 1.88429722811333 2.5092529967525 2.32321269467286 2421470.155679196 2.47441310817117 103.269912999949 30.0969530286345 78.1028190483714 1177219.40062359 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:31:54 2020-Nov-13 02:31
2003-Nov-21 22:56 < 00:01 Jupiter 1.70729832836264 1.70729777895394 1.70729887792468 3.04440681896167 2.87683430350171 2452965.455278020 0.411667266985756 1376.9447602113 13.781009398929 89.1234340135194 2570362.93130476 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:31:54 2020-Nov-13 02:31
2014-Sep-20 06:46 < 00:01 Jupiter 1.54213362924062 1.54213312800213 1.54213413050366 2.37439376384939 2.13054886291544 2456920.781927348 0.293118805305879 1300.19538270775 22.5525353551089 89.0640576831854 2159299.36926774 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:31:54 2020-Nov-13 02:31
2025-May-08 00:13 < 00:01 Jupiter 1.73907186155487 1.73907117628561 1.73907254682621 1.25162661523547 0.769714546561343 2460803.509030512 0.582904435904385 395.871255392419 304.226153192875 -10.825933343724 1696040.4773188 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:31:54 2020-Nov-13 02:31
2111-May-06 16:00 00:02 Jupiter 1.92157655108717 1.9215749880334 1.92157811415886 3.34916807976334 3.21486167639852 2492212.166863168 2.01709662806065 402.271389260887 42.4714963059912 81.7260596140737 1852060.12137662 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:31:54 2020-Nov-13 02:31
2122-Feb-25 20:30 00:02 Jupiter 1.57776044462078 1.57775953250951 1.577761356743 2.85600743159564 2.66140491861896 2496160.353860368 2.12892639619231 519.004506389061 30.7544189216703 87.9671586745531 1676621.95177197 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:31:54 2020-Nov-13 02:31
2132-Dec-24 10:11 00:03 Jupiter 1.58268903379108 1.58268806243554 1.58269000514743 2.19031552049906 1.93057591009727 2500114.924001860 2.74339740445658 387.89878181014 104.114374982405 -89.9885635683453 1274609.7396636 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:31:54 2020-Nov-13 02:31
2143-Jul-03 04:39 00:04 Jupiter 1.89070458225884 1.89070290039038 1.89070626412171 1.87549981268478 1.61910884249107 2503957.693911311 3.7963614283229 170.527755029072 32.2714698162834 -22.5975369131196 644124.813599753 T 30 CATAB v2.0f-lin.ifort 2020-Nov-13 02:31:54 2020-Nov-13 02:31

Alternate Designations
 1989 RN2 = 1999 FY31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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