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35627 (1998 KW9)
Classification: Main-belt Asteroid          SPK-ID: 2035627
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2225780208079956 4.082e-08  
a 3.141348923726969 2.2508e-08 au
q 2.442153697616493 1.3387e-07 au
i 9.244775011839996 4.3414e-06 deg
node 285.8902739130858 3.2368e-05 deg
peri 35.3514071352248 3.4312e-05 deg
M 276.6665430956729 1.366e-05 deg
tp 2459471.249200629761
(2021-Sep-13.74920063)
7.9618e-05 TDB
period 2033.633531143171
5.57
2.1856e-05
5.984e-08
d
yr
n .1770230449522694 1.9025e-09 deg/d
Q 3.840544149837445 2.7517e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1499  
   data-arc span      8060 days (22.07 yr)  
   first obs. used      1998-05-22  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:31:23  

Additional Information
 Earth MOID = 1.43597 au 
 Jupiter MOID = 1.51602 au 
 T_jup = 3.152 
[ 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 12.9   n/a MPO263643  
diameter diameter 15.147 km 0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.065   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

35627 (1998 KW9)          Discovered 1998-May-24 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20020227/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
1968-Dec-05 18:54 00:02 Jupiter 1.98827367748118 1.98827220229395 1.98827515267248 1.97944342828398 1.75105061344118 2440196.287460987 2.12605392984001 228.964837231594 39.9730113978742 -79.3320380174678 1726241.20788148 T 24 CATAB v2.0f-lin.ifort 2020-Jun-23 20:31:39 2020-Jun-23 20:31
1979-Jun-11 08:27 00:01 Jupiter 1.57919238003489 1.5791916448432 1.57919311522676 2.40867958281916 2.17462838334037 2444035.852339504 1.33035046756821 243.77067690414 49.1799333992664 -89.5417512686381 2250591.06275726 T 24 CATAB v2.0f-lin.ifort 2020-Jun-23 20:31:39 2020-Jun-23 20:31
1990-Feb-06 19:30 < 00:01 Jupiter 1.57939486813181 1.57939428289118 1.57939545337631 2.81112007365082 2.6133895369455 2447929.312647263 0.874072365436826 179.569367819371 12.0904845342957 -82.0458943025101 2378444.71798557 T 24 CATAB v2.0f-lin.ifort 2020-Jun-23 20:31:39 2020-Jun-23 20:31
2075-Jan-16 00:49 00:02 Jupiter 1.75920575791745 1.7592044154368 1.75920710060619 1.93864119802664 1.67193586891039 2478953.534335578 2.20241524275446 1289.12786101262 47.617732226724 -85.3851707670409 1988087.47686729 T 24 CATAB v2.0f-lin.ifort 2020-Jun-23 20:31:39 2020-Jun-23 20:31
2085-Aug-25 00:05 00:02 Jupiter 1.52967135826553 1.52967096206593 1.52967175446583 2.61561588921334 2.3945750405654 2482827.503625645 2.383995905125 352.040663477725 25.557576650657 89.6739912506524 2229577.94159866 T 24 CATAB v2.0f-lin.ifort 2020-Jun-23 20:31:39 2020-Jun-23 20:31
2096-Apr-03 03:58 00:03 Jupiter 1.79072112068287 1.79071912151123 1.79072311986724 3.15759847842393 3.00406647561461 2486701.665149711 3.15512353193049 272.582233515653 18.6070917275868 -71.2318360059211 2262412.27551606 T 24 CATAB v2.0f-lin.ifort 2020-Jun-23 20:31:39 2020-Jun-23 20:31
2170-Sep-19 22:30 00:06 Jupiter 1.95677167609168 1.95676834558555 1.9567750065888 1.67114399046896 1.38815978628294 2513898.437496067 6.26145060939815 132.587835814181 73.8962664446612 76.7771132051918 612181.780333385 T 24 CATAB v2.0f-lin.ifort 2020-Jun-23 20:31:39 2020-Jun-23 20:31
2181-Mar-15 13:08 00:06 Jupiter 1.59685153184121 1.59684947713733 1.59685358656669 2.22203117923433 1.96889736985913 2517728.047184507 5.80789330883024 417.872398485538 121.307056601864 70.7704636181089 1400413.63285729 T 24 CATAB v2.0f-lin.ifort 2020-Jun-23 20:31:39 2020-Jun-23 20:31
2191-Nov-07 02:51 00:06 Jupiter 1.62066223403915 1.62065974321216 1.62066472501106 2.88261522349736 2.69521632029659 2521616.618822268 6.2575194039228 811.704971633697 13.556388996913 -83.0544916556483 2225500.45789236 T 24 CATAB v2.0f-lin.ifort 2020-Jun-23 20:31:39 2020-Jun-23 20:31

Alternate Designations
 1998 KW9 = 1999 RP123 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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