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101616 (1999 CL9)
Classification: Main-belt Asteroid          SPK-ID: 2101616
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1556362430182262 5.9849e-08  
a 2.659476157527238 1.7083e-08 au
q 2.24556527997315 1.6239e-07 au
i 11.65879414876668 5.5695e-06 deg
node 10.64292717560081 2.1382e-05 deg
peri 171.2953603347479 2.6138e-05 deg
M 298.9839550815772 1.9196e-05 deg
tp 2459268.993719291016
(2021-Feb-23.49371929)
8.6031e-05 TDB
period 1584.136419756396
4.34
1.5264e-05
4.179e-08
d
yr
n .2272531554166021 2.1897e-09 deg/d
Q 3.073387035081325 1.9742e-08 au
  Orbit Determination Parameters
   # obs. used (total)      730  
   data-arc span      7932 days (21.72 yr)  
   first obs. used      1999-02-10  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53296  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:59:30  

Additional Information
 Earth MOID = 1.24853 au 
 Jupiter MOID = 1.88417 au 
 T_jup = 3.340 
[ 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 14.8   n/a MPO233951  

101616 (1999 CL9)          Discovered 1999-Feb-12 by Urata, T. at Oohira
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1927-Nov-07 18:21 00:02 Jupiter 1.88368423291551 1.88368375575723 1.88368471014811 3.56211903223394 3.43356471083509 2425192.264336974 2.23648031716131 1083.54719566827 15.0601308677387 -89.1992610389077 2404452.45286917 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 19:59:32 2020-Nov-12 19:59
1975-Oct-27 05:47 00:01 Jupiter 1.92864452948617 1.92864390627411 1.92864515271039 3.55180561999486 3.42592509195088 2442712.741316999 1.0196051120461 386.16206326981 18.6968555958501 -86.6017887089243 2454399.38172051 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 19:59:32 2020-Nov-12 19:59
2057-Nov-23 17:21 00:01 Jupiter 1.9351139874656 1.93511339809449 1.93511457683682 3.5570499297503 3.43178966486741 2472691.222979881 1.15442249200656 345.302490621614 27.5317289282398 89.1372367594383 2575374.07991962 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 19:59:32 2020-Nov-12 19:59
2105-Nov-12 03:12 00:02 Jupiter 1.88546332731028 1.88546285420348 1.88546380046145 3.5636878446331 3.43531574492974 2490210.633561913 2.37148447479905 968.744895802175 16.5588887138712 -89.2211857264443 2407312.77696904 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 19:59:32 2020-Nov-12 19:59
2153-Nov-01 02:06 00:04 Jupiter 1.93622369788486 1.93622228785582 1.93622510794539 3.48629925962093 3.35847589862296 2507731.587814309 3.6938658062679 483.536940004029 35.7811601794916 -82.5973081082335 2300423.90070827 T 17 CATAB v2.0f-lin.ifort 2020-Nov-12 19:59:32 2020-Nov-12 19:59

Alternate Designations
 1999 CL9 = 2001 RX87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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