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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 2457380.5 (2015-Dec-24.0) TDB
Reference: JPL K155/2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5841747519155726 6.5766e-07  
a 4.876460018192112 5.3786e-07 au
q 2.027755196838527 3.2826e-06 au
i 3.984591946246174 2.1101e-05 deg
node 150.279966816504 0.00016411 deg
peri 147.120393793131 0.00028053 deg
M 23.77772214832961 6.7309e-05 deg
tp 2457120.709553900616
(2015-Apr-08.20955390)
0.00071991 JED
period 3933.285115048261
10.77
0.00065075
1.782e-06
d
yr
n .09152654574230702 1.5143e-08 deg/d
Q 7.725164839545697 8.5207e-07 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 1.267969358459133E-8 4.148E-10
A2 [EST] -1.047094835047333E-9 1.706E-10
DT [EST] 77.07626509628521 7.751
  Orbit Determination Parameters
   # obs. used (total)      297  
   data-arc span      15880 days (43.48 yr)  
   first obs. used      1972-04-17  
   last obs. used      2015-10-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .73554  
   data source      ORB  
   producer      Ryan S. Park  
   solution date      2015-Dec-14 12:43:34  

Additional Information
 Earth MOID = 1.01462 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 23:46 00:07 Jupiter 1.34263991544559 1.34259461286543 1.34268521794078 11.2421897949858 11.1859333266031 2430341.490498486 7.32773240732879 453.115964438087 58.3315156458008 12.3260755939617 157485.893156829 T K155/2 CATAB v2.0c-linF95 2015-Dec-14 12:52:02 2015-Dec-14 12:52
1946-Sep-25 08:52 00:17 Saturn 1.87789272857786 1.87782385041387 1.87796160529356 4.43709053330087 4.40654787373917 2432088.869591233 16.9381793813047 624.949134588747 31.3055989113691 12.596410191056 247467.045574503 T K155/2 CATAB v2.0c-linF95 2015-Dec-14 12:52:02 2015-Dec-14 12:52
1953-Jul-24 18:51 00:11 Jupiter 1.00020951377491 1.00011298657221 1.00030604817477 5.73216402241665 5.58247384227573 2434583.285078962 11.3334050326562 337.974080934403 30.8857927146422 -20.5442234170736 165728.905672369 T K155/2 CATAB v2.0c-linF95 2015-Dec-14 12:52:02 2015-Dec-14 12:52
1980-May-01 13:51 00:06 Jupiter 1.19423495179925 1.19422817956195 1.19424172386344 5.53201535137347 5.40228422020659 2444361.076866031 5.59838392816986 59.8313215186191 24.1581374658284 -9.05285910356067 292210.822444249 T K155/2 CATAB v2.0c-linF95 2015-Dec-14 12:52:02 2015-Dec-14 12:52
1992-Jan-14 01:05 00:01 Jupiter 1.03972006445501 1.03970248915447 1.0397376395896 10.5198218745613 10.4420938635297 2448635.545032769 1.29688925739996 205.219671297064 35.826192182072 4.41074542639992 143120.595739587 T K155/2 CATAB v2.0c-linF95 2015-Dec-14 12:52:02 2015-Dec-14 12:52
2060-Mar-25 10:47 00:10 Jupiter 0.87442018888354 0.874365598588416 0.874474783976 5.95020884407491 5.78512316767039 2473543.949167783 9.81212874047611 158.357972013936 37.8148793420069 -33.3741788783247 199843.084995358 T K155/2 CATAB v2.0c-linF95 2015-Dec-14 12:52:02 2015-Dec-14 12:52
2086-Nov-02 07:26 00:19 Jupiter 0.670248425781199 0.670000796272598 0.670496028931031 9.65591364781666 9.52413671194751 2483261.809460183 19.0153012680863 2257.05212484087 64.1622069269643 -0.943313459091123 7731.62589278653 T K155/2 CATAB v2.0c-linF95 2015-Dec-14 12:52:02 2015-Dec-14 12:52
2093-Jul-15 09:12 01:07 Saturn 1.73928816874509 1.7392707390915 1.73930560075994 3.2105868274046 3.16484352018384 2485708.883070875 66.8736787702802 440.078207786248 62.1053281756826 15.3346216004404 111647.040057772 T K155/2 CATAB v2.0c-linF95 2015-Dec-14 12:52:02 2015-Dec-14 12:52
2119-Oct-30 20:09 00:46 Jupiter 0.756047192276444 0.754409797837645 0.757683848597998 9.63948163888429 9.52254933461665 2495311.339342090 46.1210579751334 16793.1658359985 38.0946720214118 19.745625456398 158709.715994547 T K155/2 CATAB v2.0c-linF95 2015-Dec-14 12:52:02 2015-Dec-14 12:52
2123-Feb-27 08:06 03:01 Saturn 1.58082714771067 1.5801867969094 1.58146765394584 3.23492244081041 3.18494219910107 2496526.837402548 180.737825560471 2506.13789985666 76.9053066179676 -25.1472454052306 118349.776246973 T K155/2 CATAB v2.0c-linF95 2015-Dec-14 12:52:02 2015-Dec-14 12:52
2146-Jun-15 16:39 00:53 Jupiter 0.481499619127144 0.476948790456097 0.486064459382325 6.87259937148802 6.6116831016304 2505036.193706369 52.5100740144678 21761.2447769363 220.239540786563 7.00313410568213 4272.57262609588 T K155/2 CATAB v2.0c-linF95 2015-Dec-14 12:52:02 2015-Dec-14 12:52
2157-Nov-14 06:57 06:00 Jupiter 1.7290276682316 1.71771436401289 1.7402941908355 12.2503630964946 12.2103082903226 2509205.789322739 359.745325009388 160590.528805368 254.849564016803 -0.767234099769784 2483.16373640749 T K155/2 CATAB v2.0c-linF95 2015-Dec-14 12:52:02 2015-Dec-14 12:52

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1993.7       1993 XVI   1993j 
 1972.2       1972 IV   1972g 
 1950.7   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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