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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2057649041583796 3.6126e-08  
a 3.184778210916577 1.8074e-08 au
q 2.529462627581632 1.1789e-07 au
i 11.22266183166958 4.7047e-06 deg
node 349.017167113922 2.0819e-05 deg
peri 320.2572729394376 2.376e-05 deg
M 177.6534156145441 1.2867e-05 deg
tp 2457976.055871134678
(2017-Aug-10.55587113)
7.2065e-05 TDB
period 2075.951566232218
5.68
1.7672e-05
4.838e-08
d
yr
n .1734144504408587 1.4763e-09 deg/d
Q 3.840093794251522 2.1793e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1800  
   data-arc span      11194 days (30.65 yr)  
   first obs. used      1989-09-01  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4799  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:14:17  

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

[ 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
1907-Mar-15 00:44 00:03 Jupiter 1.61779193630235 1.61779083618194 1.61779303643452 1.44528324109897 1.02064175460962 2417649.530588619 2.72437524896112 613.352879621638 317.464144247681 19.087309394901 709120.856329609 T 29 CATAB v2.0f-lin.ifort 2020-May-20 04:14:29 2020-May-20 04:14
1917-Aug-29 15:44 00:02 Jupiter 1.88429603564999 1.88429484666442 1.88429722463565 2.50925310269024 2.32321280870813 2421470.155670228 2.47493089300777 103.324003636033 30.1031021525224 78.0946657640337 1177044.55641063 T 29 CATAB v2.0f-lin.ifort 2020-May-20 04:14:29 2020-May-20 04:14
2003-Nov-21 22:56 < 00:01 Jupiter 1.70729832941455 1.70729777953293 1.7072988794496 3.04440682380574 2.87683430873419 2452965.455281664 0.411829638342298 1377.774835612 13.7906313917942 89.1232355578918 2567774.70374655 T 29 CATAB v2.0f-lin.ifort 2020-May-20 04:14:29 2020-May-20 04:14
2014-Sep-20 06:46 < 00:01 Jupiter 1.54213362441661 1.54213312246212 1.5421341263953 2.374393710541 2.13054880269939 2456920.781921946 0.293678736953955 1300.58785447707 22.5827596259615 89.0649656592601 2158629.19189328 T 29 CATAB v2.0f-lin.ifort 2020-May-20 04:14:29 2020-May-20 04:14
2025-May-08 00:13 < 00:01 Jupiter 1.73907185333945 1.73907116663482 1.73907254004616 1.25162661927394 0.769714550139025 2460803.509032155 0.584035159240892 396.284372746605 304.749476717405 -10.9353059253333 1695173.58566653 T 29 CATAB v2.0f-lin.ifort 2020-May-20 04:14:29 2020-May-20 04:14
2111-May-06 16:00 00:02 Jupiter 1.9215765561144 1.92157499136386 1.92157812088285 3.34916805772485 3.21486165379805 2492212.166864417 2.01833036022258 402.8028962196 42.5380649828235 81.73053760213 1848707.79272733 T 29 CATAB v2.0f-lin.ifort 2020-May-20 04:14:29 2020-May-20 04:14
2122-Feb-25 20:30 00:02 Jupiter 1.57776044409329 1.57775953117261 1.577761357025 2.85600746947484 2.66140495920046 2496160.353871557 2.13010582922686 519.635694970216 30.7727880768234 87.9675838513712 1675495.64514703 T 29 CATAB v2.0f-lin.ifort 2020-May-20 04:14:29 2020-May-20 04:14
2132-Dec-24 10:11 00:03 Jupiter 1.58268902585291 1.58268805341851 1.58268999828812 2.19031554596576 1.93057593759986 2500114.924007293 2.74482632020317 388.532505269771 104.178657111435 89.9996773916904 1274193.87928877 T 29 CATAB v2.0f-lin.ifort 2020-May-20 04:14:29 2020-May-20 04:14
2143-Jul-03 04:39 00:04 Jupiter 1.89070457372762 1.89070289035292 1.89070625709663 1.8754997537596 1.61910877298642 2503957.693918775 3.79818812142122 170.655620253321 32.2744663865728 -22.5934040901301 643813.286412082 T 29 CATAB v2.0f-lin.ifort 2020-May-20 04:14:29 2020-May-20 04:14

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