2
379 2 400 - + 2 12.73 + 2 14.83 - 2 45.78 + 2 15.90 + I 10.09 + I 40.261 380 - 8 7.6 - G 27.8 - 5 34.0 -. 4 12.2 +I1 57.1 $- o 11.2 + 5 54.1 Variable Kecl Sttar. The Star, Arg. +36"3168, which I found deep crimson in 1876, Apr. 13 (A. N. zogz), when it appeared It is Nr. 448 in my Red Star Catalogue where I have The red star that i found on May 22, 9 mag. (A. N. 2377), and which subsequently encreased to 8, is Its variability is undoubted, but I have not as yet been able to dcterminc any regular 8.3 mag., is now at least 7. 5, and perhaps nearer 7. noticed its variability between 8 and 9 mag., but its range is evidently greater. now not more than 10. curve of change. Its crimson is still the deepest that I have observed in the northern heavens. Millbrook, Tuam, I 88 I, Sept. I 5. 7. Niruziq=hnm. - 7 27.99 + 4 31.13 - I 58.81 + 4 33.80 - 5 7.11 - 2 7.47 - 4 13.65 + 0 44.77 $- 0 31.71 Osscrmsioiii c~a, comet,a b 1881, fatte all' equatoriale di 9 pollici e col micrometro filare del K. Osservatorio del Collegio Romanct. - 4 43.: +I3 17.' -/- 4 2.1 - 0 53.2 - 8 23.5 + 8 39.1 ~ ~~ I 18.: -- 6 40.c --I1 10.2 1 l'.m. 1881 1 di Koma - 2 47.46 + I 9.48 + j 22.65 -- 5 43.72 - 6 21.10 + 5 23.53 - 3 38-77 + I 32.05 26 26 26 27 27 27 28 29 30 31 Agosto I 2 3 4 5 6 7 S 9 I0 I1 12 13 '5 16 I8 '9 21 + 6 46.: ~- I 47.t -11 14.5 -11 53.; +rr 4S.c -14 31.: $14 36.; -- 5 48.: 8 50 54 9 1 19 9 11 43 9 429 9 $2 55 9 22 36 8 53 35 9 34 13 9 17 16 9 30 2; 9 32 13 857 4 9 2 28 I0 8 I0 9 39 43 14 16 31 14 12 6 9 9 20 10 53 5 8 52 25 8 5s I4 9 34 8 9 41 17 9 49 32 I0 4 31 9 52 26 9 22 36 9 42 49 3: I 3:' 3: 1 3:r 3: I Lo: 5 12: rL 9: I0 h 4 5 6 6 G 6 913 15 : 5 7:7 17.5 12:4 13 : X 1315 14:4 7:s 9:3 6:7 12:s 12:s rS:6 I1 :4 10 : G 8:6 15: IC 9:6 12:4 15:4 12:4 I P 5 5"38'"525 07 5 38 53.IC 5 38 53.4: 5 38 57.53 5 3s j8.6c -_ 5 41 13.41 9 21 9.24 12 1.3 21.7L I2 13 31.9; 12 22 15.62 - .- - 12 22 23.7~ 12 30 55.2: 12 31 0.9; 12 38 39.1: __ - - - - - - - 13 33 28.3; 13 38 14.5 - - - - 13 58 49.9: 14 2 56.2t 14 10 49.1: 14 14 40.5 14 22 18.3 14 25 56.5: 14 33 26.7 49u 3 j' 8" 49 36 2;. 49 3s 9. 4'3 39 48. 49 40 42. 49 42 4. 53 37 50. 81 51 7. - .- - XI 29 9. - -. 81 19 17. XI 8 58. - __ .- SO 56: 37. __. __ ___ - - - ._ - 79 22 30 79 I2 33 ~- -- - __ 78 27 22 78 18 16 78 0 39 77 51 46 77 35 I3 77 27 '7 77 I1 1 3sserv. ! 1 1 1 1 2 3 4 5 5 5 6 6 G 7 7 7 x 9 10 10 It 11 12 13 13 14 14 15 16 16 16 1; IS 18 IS 19 19 20

Osservazioni della cometa b 1881

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379 2 400

- + 2 1 2 . 7 3 + 2 14.83

- 2 45.78 + 2 15.90

+ I 10.09 + I 40.261

380

- 8 7.6 - G 27.8 - 5 34.0 -. 4 1 2 . 2

+ I 1 5 7 . 1 $- o 1 1 . 2 + 5 54.1

Variable Kecl Sttar. The Star, Arg. +36"3168, which I found deep crimson in 1876, Apr. 13 (A. N. zogz), when it appeared

It is Nr. 448 in my Red Star Catalogue where I have

The red star that i found on May 2 2 , 9 mag. (A. N. 2377), and which subsequently encreased to 8 , i s Its variability is undoubted, but I have not as yet been able to dcterminc any regular

8 .3 mag., is now at least 7 . 5 , and perhaps nearer 7. noticed its variability between 8 and 9 mag., but its range is evidently greater.

now not more than 10. curve of change. Its crimson is still the deepest that I have observed in the northern heavens.

Millbrook, Tuam, I 88 I , Sept. I 5. 7. Niruziq=hnm.

- 7 27.99 + 4 31.13 - I 58.81 + 4 33.80 - 5 7.11

- 2 7.47 - 4 13.65 + 0 44.77

$- 0 31.71

Osscrmsioiii c ~ a , comet,a b 1881, fatte all' equatoriale di 9 pollici e col micrometro filare del K . Osservatorio del Collegio Romanct.

- 4 43.: +I3 17.' -/- 4 2 . 1

- 0 53.2

- 8 23.5 + 8 39.1 ~ ~~ I 18. :

-- 6 40.c

--I1 10.2

1 l ' . m . 1881 1 di Koma

- 2 47.46 + I 9.48 + j 2 2 . 6 5 -- 5 43.72 - 6 2 1 . 1 0

+ 5 23.53 - 3 38-77

+ I 32.05

26 26 2 6

27 27 27 28 29 30 31

Agosto I 2

3 4 5 6 7 S 9

I 0 I 1 1 2

13 '5 16 I 8

'9 21

+ 6 46.: ~- I 4 7 . t - 1 1 14.5 - 1 1 53.; + r r 4S.c

-14 3 1 . : $14 36.;

-- 5 48.:

8 50 54 9 1 19 9 11 43 9 4 2 9 9 $ 2 5 5 9 22 36 8 53 35 9 34 13 9 1 7 16 9 30 2 ; 9 32 13 8 5 7 4 9 2 2 8

I 0 8 I 0

9 39 43 14 16 31 14 12 6 9 9 20

10 53 5 8 52 2 5 8 5s I 4 9 34 8 9 41 17 9 49 3 2

I 0 4 31 9 52 26 9 2 2 36 9 42 49

3 : I 3:'

3 : 1

3 : r 3 : I Lo: 5 1 2 : r L

9 : I 0 h

4 5 6

6 G

6 9 1 3

1 5 : 5 7 : 7

1 7 . 5 1 2 : 4 13 : X 1315 1 4 : 4 7:s 9:3 6 : 7

12:s 1 2 : s

r S : 6 I 1 : 4 10 : G 8 : 6

1 5 : I C 9 : 6

1 2 : 4 1 5 : 4 1 2 : 4

I

P

5

5"38'"525 07 5 38 53.IC

5 38 53.4: 5 38 57.53 5 3s j8.6c

-_

5 41 13.41 9 21 9 . 2 4

12 1.3 2 1 . 7 L

I 2 1 3 3 1 . 9 ; 12 22 15.62

-

.-

- 1 2 22 2 3 . 7 ~ 1 2 30 55.2:

12 31 0.9; 1 2 38 39.1:

__

-

-

- - - -

-

13 33 2 8 . 3 ; 13 38 14.5

-

- - -

13 58 49.9: 14 2 5 6 . 2 t 14 10 49.1: 14 14 40.5 14 22 18 .3 14 2 5 56.5: 14 33 26.7

49u 3 j ' 8" 49 36 2;. 49 3 s 9. 4'3 39 48. 49 40 42. 49 42 4 . 53 37 5 0 . 81 5 1 7 .

- .-

- XI 29 9.

- -.

81 19 1 7 .

XI 8 58.

- __

.-

SO 56: 3 7 . __.

_ _ ___ - -

- ._

- 79 2 2 30 79 I 2 33

~-

- -

- __

78 27 22 78 18 16 78 0 39 77 5 1 46 77 35 I 3 77 27 ' 7 77 I 1 1

3sserv.

!

1

1 1

1

2

3 4 5 5 5 6 6 G 7 7 7 x 9

10 10 I t 11 12 13 13 14 14 15 16 16 16 1; I S 18 I S 19 19 2 0

Oct. 26 27 28 29

1 3 1 ~ 5 0 ~ ~ ~ 5 5 ~ f28O 9'9 0.0284 0 . 2 0 2 6 0.29

5 1 17 28 39.7 5 1 40 29 9 .5

13 52 2 -129 3 9 . 2

2 400

S t e l l e d i c o n f r o n t o . - x

-

I 9 I

3 4

6 7 s 9

3

I 0 I 1 I 2

13

d IS81 .o AutoritB AutoritB f.? IXSI .o

5I1361114o3 92 5 45 57.40 c) 2 0 0 . 2 2

2 1 2 42 .8 2 19 42.1 2 30 3 2 . 1 7 3 46 10.06

~

__

~-

_ _ - -

-

Greenwich I 864 N. I 5 87 DRf. +79"430

> +78"4G8 Arg.-Oeltzen N. 14355 539 Sterile 4 Urs. Mj. Groombridge 2 I 26 Groombridge 2 140

49" 46' I (3"6 53 2 5 56.9 81 5 1 0 . 8

81 26 18.4 81 29 1 0 . 2 80 54 2 5 . 7 S I 3 1 9 . 8

__

- -- - ._

- _

;39 Sterile o Aurigae Arg . -Oel t I, en 6 2 8 S 539 Sterne I H. Drac: DM. + S 2 0 3 3 S lietlhill Cat. I 828 Redhill Cat. I 845 Redhill Cat. I 86s Redhill Cat. 1907

D + 800398 -1 801~404

unt. +80~395

)) $. SOU409 4 4- 79"424

79" 15 ' 3 '"7 - -

78 39 1 3 . 7 78 6 24.2 77 2 0 3 2 . 0

77 5 1 5 . 2

13"25'"57" 32 - -

14 4 36.60 14. 9 19.99 14 25 59.80 14 32 1.42

La lettera T simifica Tacc ini. la lettera M : Millo- 0

sevich: quest' ultimo fece tutte le riduzioni. ridussero le stelle della Durchmusteruiig.

Non si

Roma 23 . Agosto 18s:. Pietro Tncchini.

Von Herrn 1 j 1

AZ~is den lieobachtungcn angcstcllt zu Paris I SS I October I Lxipzig- Octohei- 1 I uiid detn Mittel aus Kiel iind IIamburg October I 8 , liabr ich folgcnde Elemente des Comcteii bcrcchnet :

- H 1211 Ill. Zt

Berlin ______ I S S I

Oct. 30 31

Nov. I

3 4 5 6 7 S 9

2

I 0 I 1 I 2

'3 14 1;

A.R Decl. log 1' log A

13" 52" '2~f~

52 45 53 6 53 26 53 47 54 7 54 28 54 48 5 5 8 5 5 2 8

5 5 49 56 9 56 29 56 48 57 7 57 26

'3 57 45

t 3 0 " 8' 8 30 38.4 31 8 . 1 3' 3 7 . 9 32 7 .9 32 38. I 33 8 . 5 33 39 .2 34 10. I

34 41.3 35 1 2 . 7 35 44.5 36 1 6 . 6

36 49 .1 37 2 1 . 9 37 55.2

t 3 8 28.9

0 . 0 5 5 5

0.0809

0.1047

0 . 1 2 7 0

0.1480

0.2043

0 .2051

0.2048

0.2038

0 . 2 0 2 1

0 . 2 5

0 . 2 2

0.20

0. I 8

0 . I6

1'- 1S8r September 1 3 . 8288 rn.%t.Herlin.

(2x269 23 3 s m.Aeq.1881.0. i x-(2 - 9') 8' 26"

I - ' I 3 46 34 !og q ._ 9.69454

%wei lilemeiitensysteme, die ich aus deli Heob- achtungen : Wien October 8. 12eipzig October I I und 13, als aucli aus Paris October I , Wien October S, Berlin October 16 erlialten hatte, ei-iviesen sich als un- richtig, da die bci beideii Kerechnungen benutzte Wiencr Heobachtung iiiit einem bedeutenden Fehler behaftet tcheint.

I S S I I I I I I Die Helle fiir October I ist z-I I gesetzt.

H. Oppenkeiwt.

13 e in e r k u ii g : Nach eiuer Alittheiluiig von Herrn J. Palisa an Dr. Oppeiiheiiii lautet die Declination der Wiener Beobachtung Oct. 8 : Herr P'alisa sandte inir am 12. October ein Telegramm, van dem ich jetzt erst sehe, dass es die Berichtigung der Beobachtung

und f 18'43' 4 0 " ~ . 111 Sr. 2398 betraf, wiihreiid ich glaubte, dass es auf eine noch zu erwnrtende, aber allerdiiigs nicht eiiigetroffeae Mittheilung Rezug habe ST) nicht den beabsichtigten Gebrauch davoii inachte. K7.

Osservtzzione della, cometa Denning ftltt,tL a1 K'. Qsservatoiio del Collegio Roimno. 1881 Ott. 17 1 7 ~ ~ 9 ~ ~ 1 1 6 ~ t. 11:. K. --21n~s 80 --0'14"2 (6) fr 911511T134s45 (9. 5 0 S n ) 6 -+14°49'24"0 (0.657)

Stella di confr. 1881 .o a 9" 531"33s 3s + zS 87, 6 $-14049' 55"4 - I 7"2 Weisse I1 9111 102 E. &Iildasevick.