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COMET OBSERVATIONS

Comet/Object
Begin
End
Observer
Observatory
Configuration


88P/Howell

Perihelion distance : 1.36 AU
Inclination to ecliptic : 4 °
Orbital period : 5.48 years
Eccentricity : 0.56

NASA/JPL elements
IAU/MPC elements

Magnitude and Afrho plots

All reports dump for find_orb

ADES reports dump

MPC reports dump

ICQ reports dump

Pictures gallery

Spectrums gallery

Statistics



Num Date
[TU]
Comet/Object Name r
(/Sun)
[AU]
d
(/Earth)
[AU]
Pict
Spec
Coma
total
mag
(m1)
m1
apert
radius
[']
Nuclear
mag
(m2)
m2
apert
radius
["]
Band
Coma
diam
[']
Coma
cond
Tail
length
[°]
Tail
PA

[°]
Afrho
[cm]
Instr
apert
[mm]
Instr photCat
fltr
Filter
Obs
MPC
code
Who
320142026 11 02.16588P/Howell 2.558 1.567Pict 15.8 7.2 r 250 L UCAC4 Y87 jgbosch
319852026 10 16.11388P/Howell 2.450 1.502Pict 16 7.2 G 250 L Gaia2 Y87 jgbosch
319572026 10 09.94388P/Howell 2.404 1.498Pict 15.9 15.6 Vj 410 L ATLAS2 R39 tferreira
319532026 10 08.97688P/Howell 2.398 1.498Pict 16 7.2 G 250 L Gaia2 Y87 jgbosch
319262026 09 24.15888P/Howell 2.306 1.524Pict 15.9 7.2 G 250 L Gaia2 Y87 jgbosch
318742026 09 17.15888P/Howell 2.260 1.549Pict 15.7 5.95 R 400 L APASS None A77 fkugel
318762026 09 17.09188P/Howell 2.260 1.549Pict 15.9 6.4 G 250 L Gaia2 Y87 jgbosch
318302026 09 07.14188P/Howell 2.193 1.593Pict 15.9 7.2 G 250 L Gaia2 Y87 jgbosch
317312026 08 07.05188P/Howell 1.988 1.749Pict 15.4 5.95 400 L None A77 fkugel
317212026 08 06.09988P/Howell 1.981 1.754Pict 15.5 6.75 250 L None L27 jfsoulier
317102026 08 02.16288P/Howell 1.955 1.773Pict 15.6 6.4 250 L Y87 jgbosch
316982026 07 27.14188P/Howell 1.915 1.800Pict 15.3 6.4 250 L Y87 jgbosch
316552026 07 14.09988P/Howell 1.831 1.850Pict 15.2 5.95 400 L None A77 fkugel
313992026 04 25.40888P/Howell 1.418 1.954Pict 13.8 6.0 514 360 L L X03 jlvirlichie
313682026 04 21.40488P/Howell 1.406 1.955Pict 13.7 5.5 430 C L W96 pditz
296702025 04 21.88088P/Howell 3.167 2.545Pict 18 6.2 400 L None A77 fkugel
295662025 03 02.86488P/Howell 3.425 2.438Pict 17.9 5.8 400 L None A77 fkugel
244912021 12 02.20988P/Howell 3.658 2.672Pict 17.9 350 L L X03 ptraverse
227752020 12 09.03288P/Howell 1.570 1.890Pict 14.6 5.6 350 L L X03 jpdesgrees
226142020 11 12.73788P/Howell 1.446 1.642Pict11.7 0.4 13.9 5.8 400 L None A77 fkugel
225012020 10 15.01988P/Howell 1.368 1.470Pict 14.2 5.6 350 L L X03 jpdesgrees
224932020 10 14.74888P/Howell 1.367 1.466Pict 13.7 5.8 400 L None A77 fkugel
224592020 10 01.98788P/Howell 1.354 1.415Pict11.7 0.4 13.8 5.6 412 350 L L X03 jlvirlichie
224552020 09 30.75488P/Howell 1.354 1.41112 0.4 14.1 5.8 400 L None A77 fkugel
223892020 09 12.78488P/Howell 1.363 1.363Pict12.1 0.4 14.2 5.8 400 L None A77 fkugel
221222020 07 03.94188P/Howell 1.637 1.207Pict 15.7 7 120 R L XXX jpdesgrees
220772020 06 06.08388P/Howell 1.800 1.126Pict 16.2 5.6 350 L L X03 jpdesgrees
220692020 05 30.88388P/Howell 1.845 1.108Pict 15.9 14 85 R mirzyk
220192020 05 20.89488P/Howell 1.910 1.088Pict 16.1 6.8 200 T None K22 mdeldem
219612020 04 24.91788P/Howell 2.082 1.105Pict 16.3 6.12 200 T None G20 ydegotlonghi
219212020 04 19.41488P/Howell 2.116 1.125Pict 15.7 6.0 100 R None XXX jbdevanssay
219132020 04 18.85488P/Howell 2.122 1.129Pict14.1 0.4 16.7 5.8 400 L None A77 fkugel
219052020 04 14.88488P/Howell 2.149 1.151Pict 16.2 4.4 200 T None G20 ydegotlonghi
218812020 04 14.03488P/Howell 2.149 1.151Pict 180 L dlamirel
217772020 03 25.14088P/Howell 2.282 1.318Pict15 0.4 17.2 5.8 400 L None A77 fkugel
216992020 03 08.38688P/Howell 2.394 1.535Pict 17.5 5.6 350 L L X03 jpdesgrees
217002020 03 05.35988P/Howell 2.413 1.579Pict 17.2 7 350 L L X03 ptraverse
216932020 03 04.05688P/Howell 2.420 1.594Pict 17.3 5.1 200 T None G20 ydegotlonghi
215582020 02 02.13088P/Howell 2.618 2.133Pict 17.4 5.8 400 L None A77 fkugel
215432020 01 30.11488P/Howell 2.637 2.191Pict 18.1 5.1 200 T None G20 ydegotlonghi
214682020 01 05.22988P/Howell 2.790 2.683Pict 18.4 5.8 400 L None A77 fkugel
214662020 01 04.19688P/Howell 2.797 2.703Pict 18.9 5.1 200 T None XXX ydegotlonghi
150892016 01 20.76288P/Howell 2.926 2.704Pict 17.6 9.7 300 L None C10 jfsoulier
153922015 12 13.83188P/Howell 2.699 1.982 17 6 430 L None 958 pdupouy
148712015 12 11.79988P/Howell 2.687 1.948 17.1 6.25 0.25 245 200 L Clear K25 larnold
148672015 12 10.80388P/Howell 2.680 1.931 17 6.25 200 L Clear K25 larnold
148362015 12 07.80488P/Howell 2.662 1.882Pict 16.6 9.7 300 L None C10 jfsoulier
147442015 11 12.86688P/Howell 2.504 1.543Pict 15.7 9.7 300 L None C10 jfsoulier
147152015 11 07.88388P/Howell 2.472 1.493Pict 16.2 5.5 200 L None B83 tnoel
147052015 11 06.89088P/Howell 2.466 1.484Pict 16.5 5.5 200 L None B83 tnoel
146862015 11 05.23288P/Howell 2.459 1.475Pict 15.6 5.6 400 Y None W96 jgbosch
146482015 10 23.13488P/Howell 2.375 1.386 15.8 5.6 410 L None A77 jnicolas
146072015 10 15.12188P/Howell 2.322 1.354 15.9 5.6 410 L None A77 jnicolas
145992015 10 14.26788P/Howell 2.316 1.351Pict 15.5 5.6 400 Y None W96 jgbosch
145782015 10 08.11688P/Howell 2.276 1.340 15.8 5.6 410 L None A77 jnicolas
145612015 10 08.09288P/Howell 2.276 1.340 16.2 7.5 161 200 T r A77 fkugel
144982015 09 24.11888P/Howell 2.184 1.345Pict 15.8 5.6 410 L None A77 jnicolas
144072015 09 10.11788P/Howell 2.091 1.382Pict 15.8 5.6 410 L None A77 jnicolas
143812015 09 06.10088P/Howell 2.064 1.397Pict 15.6 6 280 T None B51 jnicolas
143422015 08 28.27688P/Howell 2.004 1.433Pict 15.7 5.2 400 Y None W96 tnoel
143112015 08 22.11788P/Howell 1.965 1.459Pict 15.2 8 400 L None A77 fkugel
142582015 08 11.32488P/Howell 1.893 1.507Pict 15.2 5.6 400 Y None W96 jgbosch
142012015 07 29.38088P/Howell 1.810 1.561Pict 15.2 7.2 400 Y None W96 jfsoulier
141972015 07 26.11588P/Howell 1.791 1.572Pict13.2 15.8 8.75 1.25 0.3 245 500 L None J43 fkugel
141792015 07 23.30088P/Howell 1.772 1.584Pict 15 5.6 400 Y None W96 jgbosch
141502015 07 18.10988P/Howell 1.741 1.601Pict 14.1 19.4 300 L None C10 jfsoulier
140452015 06 24.06588P/Howell 1.602 1.666Pict 14.3 9.7 300 L None C10 jfsoulier
140402015 06 23.39188P/Howell 1.596 1.668Pict 14.2 5.6 400 Y None W96 jgbosch
140132015 06 19.36988P/Howell 1.575 1.676Pict 14.8 5.5 400 Y None W96 tnoel
139452015 05 29.36388P/Howell 1.476 1.706Pict 14.5 5.5 1.9 0.12 250 400 Y None W96 tnoel
139032015 05 21.36288P/Howell 1.445 1.714Pict 13.9 5.6 400 Y None W96 jgbosch
140802015 05 11.35888P/Howell 1.411 1.723 14 5.6 400 Y None W96 jgbosch
140772015 05 11.35888P/Howell 1.411 1.723 14 5.6 400 Y None W96 jgbosch
138412015 05 11.35888P/Howell 1.411 1.723Pict 14 5.6 3.50 9 400 Y None W96 jgbosch
137982015 05 02.37588P/Howell 1.388 1.733Pict11.4 0.7 14.1 5.5 240 400 Y None W96 tnoel
137952015 04 30.36288P/Howell 1.384 1.735Pict 13.9 5.6 400 Y None W96 jgbosch
137862015 04 28.36888P/Howell 1.380 1.738Pict 14.2 5.6 400 Y None W96 jgbosch
137492015 04 23.35788P/Howell 1.371 1.745Pict 14.1 5.6 3.40 400 Y None W96 jgbosch
136562015 04 13.34488P/Howell 1.361 1.762Pict 14.2 5.6 400 Y None W96 jgbosch
135912015 04 01.37688P/Howell 1.360 1.792Pict 14.1 5.6 400 Y None W96 jgbosch
135732015 03 30.34288P/Howell 1.361 1.798Pict 14.1 5.6 2.50 0.133 400 Y None W96 jgbosch
135042015 03 09.35988P/Howell 1.394 1.885Pict 14.5 4.2 400 Y None W96 jgbosch
134932015 03 05.38488P/Howell 1.404 1.906Pict 14.4 5.6 400 Y None W96 jgbosch
134542015 02 25.37088P/Howell 1.429 1.955Pict 14.6 5.5 400 Y None W96 jfsoulier
133402015 01 28.37588P/Howell 1.547 2.173Pict 15.3 5.5 400 Y None W96 jfsoulier
018752011 02 06.83288P/Howell 3.865 3.495 18.8 500 L A77 fkugel
018522011 01 29.79888P/Howell 3.833 3.345Pict 19.1 6 0.27 254 L C10 jfsoulier
018412011 01 28.78088P/Howell 3.829 3.327Pict18.9 500 L A77 fkugel
015182010 12 31.83888P/Howell 3.712 2.871Pict15.7 17.7 0.67 500 L A77 fkugel
033292010 02 01.74788P/Howell 1.797 2.528 14.7 500 L A77 fkugel
033252010 01 31.74288P/Howell 1.791 2.517 14.7 500 L A77 fkugel
000782010 01 06.73088P/Howell 1.642 2.23611.6 2 500 L fkugel
032932010 01 06.72688P/Howell 1.642 2.236 13.7 500 L A77 fkugel
030732009 12 11.71488P/Howell 1.509 1.981 13.5 500 L A77 fkugel
030692009 12 10.72988P/Howell 1.505 1.973 13.4 500 L A77 fkugel
031572009 12 07.03488P/Howell 1.492 1.947 15 400 Y I10 fkugel
031472009 12 05.02388P/Howell 1.483 1.930 14.7 400 Y I10 fkugel
031232009 11 10.00988P/Howell 1.399 1.759 14.4 400 Y I10 fkugel
034702009 11 06.01288P/Howell 1.390 1.737 14.7 400 Y I10 tnoel
031142009 10 21.03888P/Howell 1.367 1.668 14.9 400 Y I10 fkugel
029822009 09 21.76888P/Howell 1.384 1.590 12.9 500 L A77 fkugel
007582009 09 15.84088P/Howell 1.397 1.580 9.5 4.5 4 203 T nbiver
007572009 08 17.84088P/Howell 1.496 1.53311.7 1.5 3 407 L nbiver
007562009 08 15.85088P/Howell 1.504 1.52911.6 1.5 3 407 L nbiver
007552009 08 14.85088P/Howell 1.509 1.52711.8 2.0 3 407 L nbiver
007542009 08 13.85088P/Howell 1.513 1.52511.4 1.5 4 407 L nbiver
029582009 06 02.88888P/Howell 1.931 1.296 16.1 500 L A77 fkugel

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