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15655 (2209 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2015655
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1866374584837777 4.5484e-08  
a 3.171348603365558 1.7326e-08 au
q 2.579456160067333 1.4537e-07 au
i 3.010626283911444 4.2531e-06 deg
node 75.64307710540241 8.9093e-05 deg
peri 303.0398549826899 8.9694e-05 deg
M 53.46531355058482 9.9148e-06 deg
tp 2458694.138618355942
(2019-Jul-29.63861836)
5.6539e-05 TDB
period 2062.834575682659
5.65
1.6905e-05
4.628e-08
d
yr
n .1745171446337932 1.4301e-09 deg/d
Q 3.763241046663785 2.056e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1674  
   data-arc span      19000 days (52.02 yr)  
   first obs. used      1968-10-23  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50489  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:32:14  

Additional Information
 Earth MOID = 1.58328 au 
 Jupiter MOID = 1.69995 au 
 T_jup = 3.173 
[ 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 13.5   n/a MPO502289  
diameter diameter 9.867 km 0.291 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.114   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15655 (2209 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20000621/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
1909-Jan-11 05:56 00:02 Jupiter 1.80088149185942 1.80088068003473 1.80088230368564 1.91060885867123 1.64613205654352 2418317.747149214 2.35896497760584 148.104231616906 16.9581339521143 -77.1786783860534 2169903.39064847 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:32:19 2020-Nov-13 02:32
1994-Sep-23 19:47 < 00:01 Jupiter 1.81845239140536 1.8184519418954 1.81845284091513 2.04136055593848 1.79876813019248 2449619.324162084 0.624346913734215 65.5036862251087 12.7398841762146 85.6767749383858 2343325.57293682 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:32:19 2020-Nov-13 02:32
2005-Jun-02 22:31 < 00:01 Jupiter 1.70392654620174 1.70392610580604 1.70392698659774 1.52331371143828 1.15164400938337 2453524.438125582 0.35757749731605 144.532544446709 92.1021732701751 -76.0862704528319 1978662.41619847 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:32:19 2020-Nov-13 02:32
2016-Feb-13 08:08 < 00:01 Jupiter 1.78458480526207 1.78458431603177 1.78458529449207 1.8116971618031 1.52740988908347 2457431.839202769 0.275410117748345 73.7067792406748 25.2419551404332 -76.1424811406467 2270220.00878149 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:32:19 2020-Nov-13 02:32
2101-Oct-26 15:11 00:02 Jupiter 1.83558129960203 1.8355805748691 1.83558202433454 2.16145799723622 1.93623545280134 2488733.132667251 1.85896700713004 59.486009201629 11.0504999973294 87.5034995731023 1458336.99503983 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:32:19 2020-Nov-13 02:32
2112-Jul-05 00:08 00:02 Jupiter 1.70269758863911 1.70269713233545 1.70269804494247 1.54876370913733 1.18479985756085 2492637.505475313 2.09014667139001 142.75918606806 97.0887297801354 85.0215115505536 1743622.38668684 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:32:19 2020-Nov-13 02:32
2123-Mar-18 07:06 00:02 Jupiter 1.76627335529215 1.7662725966329 1.76627411395561 1.7300101960041 1.4261235356936 2496545.796057951 2.42758449338765 206.058869844546 36.1131723520505 -78.6579684878905 2251559.19880171 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:32:19 2020-Nov-13 02:32
2133-Nov-19 00:30 00:03 Jupiter 1.97566448139028 1.97566333812553 1.9756656246557 2.74502399053307 2.58412477961395 2500444.520670846 2.75789578568695 99.4791496153232 16.0245153983405 78.0794341945255 1957760.95252959 T 35 CATAB v2.0f-lin.ifort 2020-Nov-13 02:32:19 2020-Nov-13 02:32

Alternate Designations
 2209 T-1 = 1968 UY2 = 1979 SY12 = 1985 VJ2 = 1987 BV 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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