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42P/Neujmin 3
Classification: Jupiter-family Comet          SPK-ID: 1000065
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
:
Orbital Elements at Epoch 2457180.5 (2015-Jun-07.0) TDB
Reference: JPL K155/1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5841637167115186 8.7407e-07  
a 4.876751006935248 2.9946e-06 AU
q 2.027930013247313 3.5349e-06 AU
i 3.98445442154188 2.7144e-05 deg
node 150.279757336733 0.00021671 deg
peri 147.1336765381322 0.00043918 deg
M 5.469718524972695 0.00010671 deg
tp 2457120.733643993426
(2015-Apr-08.23364399)
0.0011138 JED
period 3933.637181535598
10.77
0.0036232
9.92e-06
d
yr
n .09151835397779737 8.4296e-08 deg/d
Q 7.725572000623184 4.7439e-06 AU

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 1.154509872154682E-8 6.577E-10
A2 [EST] -1.45827208832384E-9 2.106E-10
DT [EST] 103.1323768739342 14.31
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      15740 days (43.09 yr)  
   first obs. used      1972-04-17  
   last obs. used      2015-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      1  
   fit RMS      .71335  
   data source      ORB  
   producer      Alan B. Chamberlin  
   solution date      2015-Jun-08 08:16:15  

Additional Information
 Earth MOID = 1.01314 AU 
 T_jup = 2.635 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 14.0 mag n/a ICQ 2004 Handbook  
comet total magnitude slope K1 10.0   n/a ICQ 2004 Handbook  
diameter diameter 2.2 km n/a Scotti,J (1994) BAAS 26:1375  

42P/Neujmin 3          Discovered 1929-Aug-02 by Neujmin, G. N. at Simeis, Crimea
discovered on plate/photo taken on discovery date
Reference: comet.disLast 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
1941-Dec-12 23:27 00:11 Jupiter 1.34266029344016 1.34261074306682 1.34270984389424 11.2422001184112 11.1859445579162 2430341.477152224 10.739180737909 470.890566034711 78.7288427703536 13.3420397645517 133115.124782627 T K155/1 CATAB v2.0c-linF95 2015-Jun-08 08:22:01 2015-Jun-08 08:22
1946-Sep-25 08:18 00:25 Saturn 1.87785612830844 1.87776343499381 1.8779488188003 4.43697171457234 4.40642763406251 2432088.845879575 24.618282150587 869.694680608366 31.477194649771 12.6726494440793 244652.835776898 T K155/1 CATAB v2.0c-linF95 2015-Jun-08 08:22:01 2015-Jun-08 08:22
1953-Jul-24 18:22 00:15 Jupiter 1.00014103550464 1.00002141570411 1.00026066756079 5.73221549477083 5.58251630841119 2434583.265077072 15.353437116503 399.312132785424 38.6482756378122 -21.134349255926 136329.161542808 T K155/1 CATAB v2.0c-linF95 2015-Jun-08 08:22:01 2015-Jun-08 08:22
1980-May-01 13:44 00:07 Jupiter 1.19424460555558 1.19423521137118 1.19425399968864 5.53199013193306 5.40225945642747 2444361.071896559 6.89461649273697 61.960893105771 30.7411785145014 -7.58489414930814 272963.072439431 T K155/1 CATAB v2.0c-linF95 2015-Jun-08 08:22:01 2015-Jun-08 08:22
1992-Jan-14 01:04 00:01 Jupiter 1.03971698941858 1.03969914579263 1.03973483287475 10.5198064774591 10.4420781210735 2448635.544481405 1.30778884824296 207.846910540055 48.8406678407788 4.43284821946104 136361.900225104 T K155/1 CATAB v2.0c-linF95 2015-Jun-08 08:22:01 2015-Jun-08 08:22
2060-Mar-25 11:31 00:20 Jupiter 0.87451867509257 0.874376435508696 0.87466093698993 5.95009617372417 5.78502613923672 2473543.979903398 19.4980636584629 493.818807830413 46.7854118652198 -26.3563054480455 124396.217528675 T K155/1 CATAB v2.0c-linF95 2015-Jun-08 08:22:01 2015-Jun-08 08:22
2086-Nov-02 08:45 00:38 Jupiter 0.669934664088433 0.669499071477616 0.670370165485985 9.65527324870791 9.52342530291421 2483261.864610771 37.5126170312337 4038.65968051703 87.6894086356578 -0.434963903242497 4019.12357007586 T K155/1 CATAB v2.0c-linF95 2015-Jun-08 08:22:01 2015-Jun-08 08:22
2093-Jul-15 11:17 02:07 Saturn 1.73933457698717 1.73927491103206 1.73939424314031 3.21071450885323 3.16497427628579 2485708.970447457 126.694528820002 746.378303682028 72.7182457291363 15.7004450017732 91752.9631855014 T K155/1 CATAB v2.0c-linF95 2015-Jun-08 08:22:01 2015-Jun-08 08:22
2119-Oct-30 18:12 01:06 Jupiter 0.754033196902458 0.751147699688788 0.756916367759387 9.63411809297689 9.5168054656134 2495311.258673365 65.6900265989919 29631.564855308 47.1381842922862 19.7612715191672 127942.374549377 T K155/1 CATAB v2.0c-linF95 2015-Jun-08 08:22:01 2015-Jun-08 08:22
2123-Feb-27 14:51 05:49 Saturn 1.58007699472623 1.5789981992476 1.58115617804918 3.23514393676623 3.18514325761229 2496527.118874392 348.824958414601 4486.91228413368 90.7580602651176 -26.1530165772814 103866.976852908 T K155/1 CATAB v2.0c-linF95 2015-Jun-08 08:22:01 2015-Jun-08 08:22
2146-Jun-15 23:04 01:41 Jupiter 0.486686472040227 0.479196873432632 0.494214035008684 6.85920362903782 6.60059858115239 2505036.461418770 101.35735240471 35678.2534098646 282.615491896023 6.55495203148859 3127.24654633273 T K155/1 CATAB v2.0c-linF95 2015-Jun-08 08:22:01 2015-Jun-08 08:22
2157-Nov-13 09:08 08:57 Jupiter 1.74154039337574 1.72366894800738 1.75929645402072 12.2841545626231 12.2444977585789 2509204.880281898 536.651711524193 253843.73712536 341.565054789563 -0.653208282591391 1563.74034524704 T K155/1 CATAB v2.0c-linF95 2015-Jun-08 08:22:01 2015-Jun-08 08:22

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1993.7       1993 XVI   1993j 
 1972.2       1972 IV   1972g 
 1950.6   42P/1951 J1   1951 V   1951g 
 1929.1   42P/1929 P2   1929 III   1929b 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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