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1861 Komensky (1970 WB)
Classification: Main-belt Asteroid          SPK-ID: 2001861
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06552173275626187 1.6727e-08  
a 3.019065690154597 1.1999e-08 au
q 2.821251274830689 5.3792e-08 au
i 10.45647742306845 1.6258e-06 deg
node 23.55830025088969 4.3314e-06 deg
peri 268.3978410591982 1.8072e-05 deg
M 345.218286232604 1.578e-05 deg
tp 2459475.173696942233
(2021-Sep-17.67369694)
8.395e-05 TDB
period 1916.051910142852
5.25
1.1423e-05
3.127e-08
d
yr
n .1878863501005879 1.1201e-09 deg/d
Q 3.216880105478506 1.2785e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2738  
   data-arc span      18471 days (50.57 yr)  
   first obs. used      1970-11-24  
   last obs. used      2021-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43629  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 12:53:07  

Additional Information
 Earth MOID = 1.83082 au 
 Jupiter MOID = 1.92876 au 
 T_jup = 3.218 
[ 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 11.81   n/a MPO614063  
diameter diameter 14.815 km 0.148 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.158   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1861 Komensky (1970 WB)          Discovered 1970-Nov-24 by Kohoutek, L. at Bergedorf
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1928-Aug-09 22:19 00:01 Jupiter 1.91880899006054 1.91880878293961 1.91880919718179 4.26914324841665 4.16445930516292 2425468.429972481 1.4775312263834 57.7357915452352 6.70894272017768 -83.7123627481671 10872460.4158681 T 45 CATAB v2.0g-lin.ifort 2021-Jul-08 12:54:05 2021-Jul-08 12:54
1975-Aug-22 07:06 < 00:01 Jupiter 1.96195631614393 1.96195609314545 1.96195653914252 4.49921593448883 4.40221502931517 2442646.796151812 0.666792647096313 46.1837035058779 7.41259855204415 -80.8595776427634 10622832.8366715 T 45 CATAB v2.0g-lin.ifort 2021-Jul-08 12:54:05 2021-Jul-08 12:54
2060-May-17 16:43 < 00:01 Jupiter 1.97777509024259 1.97777493424043 1.97777524624487 3.34203624587588 3.21133391082699 2473597.196658673 0.877959206705103 24.179601620145 3.79765338291867 -65.4738197170342 14594962.1273158 T 45 CATAB v2.0g-lin.ifort 2021-Jul-08 12:54:05 2021-Jul-08 12:54
2107-May-20 00:51 00:02 Jupiter 1.94264777282105 1.9426475816775 1.94264796396472 3.6830413746872 3.5626906764994 2490764.535286496 1.69160511818805 32.2915884913445 4.0080357547725 -65.3521966350667 8301401.40553336 T 45 CATAB v2.0g-lin.ifort 2021-Jul-08 12:54:05 2021-Jul-08 12:54
2154-May-26 11:38 00:02 Jupiter 1.93033402488607 1.93033386853544 1.9303341812367 4.02054505246548 3.90988374107781 2507937.985060062 2.47299775069965 21.6395143263 8.70500284948184 -84.3819433769197 3586609.02658978 T 45 CATAB v2.0g-lin.ifort 2021-Jul-08 12:54:05 2021-Jul-08 12:54
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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