309 No. 1964 310

Kreismikrometer-Beobachtungen von Dr. Hugo Geri cke in Leipzig.

M. Zt. d. Planet - 1872. Leipz. Sternw. a' - a

Sept. 23 12h 6m10' -22"21s.92 ,, 24 11 6 35 - 2 38.46 ,, 25 11 3 46 + 1 58.38

Sept. 30 11 0 G + 2 0.16 Oct. 1 10 53 9 + 2 53.18 ,, 23 10 33 39 + O 38.40 ,, 23 11 25 18 + O 35.99

1873. Mar2 34 10 35 23 - 1 57.45 ,, 27 10 40 3 -3 39.82 ,, 28 11 0 23 -3 52.45

Marz 27 12 31 17 - 1 9.67 ,, 28 12 43 26 + 3 51.05 ,, 30 10 26 35 + O 39.12

Mai 7 11 28 48 3-2 12.16 ?,

* a b c a e f g

h

k 1

m

n

1

0

P

@ Amphitr i te . .- Stern. Scheinb.

6' - B A K. Par. + 1' 12"9 lh l l m 7'.56 - OS.06 . . . . 1 10 19.81 -0.12

+ O 28.1 1 9 28.07 -0.12 G' Laet i t ia . W . . . . 1 5 2 26.27 -0.13

3-2 13.0 1 51 49.52 -0.14 f 7 17.2 1 35 48.51 -0.06 -2 43 2 1 35 46.97 -

+ O 3.8 12 38 8.45 -0.13 - 2 12.5 12 35 14.55 -0.11 + 3 39.7 12 34 15.88 -0.08

@ Harmonia.

@ Pomona. --3 58.1 13 3 29.50 -0.01 -0 17.3 13 2 42.16 + O . O l -2 18.6 13 1 12.74 -0.14

0 Par thenope . -2 58.5 14 55 47.67 -0.02

Scheinb. Decl.

+loo 36' 50"2

+lo 33 32.7 . . . . . .

. . . . . . - 0 41 54.8 - 3 38 37.6 - 3 38 53.9

+ 3 51 53.8 f 4 10 46.2 + 4 16 58.8

-11 19 8.0 -11 12 6.4 -10 58 38.1

- 8 40 44.7 16 11 10 20 f l 20.79 + O 7.5 14 47 29.08 0 - 8 10 29.4

MittIere Oerter der Vergleichsterne.

Anzahl Vg1.- Par. d.Beob. Stern +4"0 6.6 a . . . 12 b

+ 4 . 1 7.7 c

I . . . 12 a +4.6 4 e f 4 . 8 15 f f 4 . 8 6.7 g

4-4.8 6.6 h 4-4 7 6.6 i 4-4.7 5.5 k

f 5 . 6 5.7 1 f 5 . 6 6.4 m 5 5 . 5 7.7 11

5 5 . 3 6.5 o 4-5.3 6.6 p

A. R. (Wolfers) l h 13m27s.01 1 12 55.79 1 7 27.19 1 50 23.61 1 48 53.82 1 35 7.37 1 35 8.24

12 40 4.80 12 38 53.24 12 38 7.19 13 4 38.13 12 58 50.06

13 0 32.54

34.38 14 46 6.79

Decl. (Auwers) 3-100 35' 21"O -4-10 17 5.3 +lo 32 48.1 - 0 52 2.0 - 0 44 25.6 -- 3 46 12.1 .- 3 36 28.0

+ 3 51 58.1 + 4 13 6.8 + 4 13 27.1 -11 15 1 . 9 -11 11 41.0

-10 56 11.2 - 8 38 10.6 37 36.2

- 8 10 26.7

Fur 1872.0.

W .I! 187. Schjell. 415 (Gew. 2). - W . l h 178 (Gew. 1). Bonner Beob. +loo 150. W.lh 879. - La1.-Baily 3597 (Gew. 0). Bonner Beob. - 00.295. W . l h 618. - La1.-Bsilp 3122 (Gew. 0). lV.l!! 619. - La1.-Baily 3123 (Gew. 0).

Autoritat :

Fur 1878.0.

W.1211 663 (Gew. 2). - Lamont 1035 (Gew. 1). W.12h 640 (Gew. 2). - Lamont 1024 (Gew. 1). W.121: 629 (Gew. 2). --Lamont 1023 (Gew. 1). W .131? 33. - (In Decl. urn -+ 3' 0" corrigirt.) Schjell. 4722 (Gew. 2). - W. 12h 991 (Gew. 2). - La-

mont 1264 (Gew. 1). W.12h 1022. W.14h 985 (Gew. A.R. = 2 ; Decl. = 0). Larnont 1838 (Gew. 1). W. 14h 849.

20*

31 1 No.

Vergleichnng mit

1964 312

den Ephemeriden. Be r l ine r J s h r b i i c h fiir 1874. I B e r l i n e r J a h r b u c h fiir 1875.

@ Laetitia. 1872. B. - R. -

Septbr. 30 Oar = +5s.29 0 6 = . . . . October 1 + 5.43 + 14”8

7 7 23 + 5.06 f 21.5 77 23 + 5.20 + 19.2

@ Amphitrite. Septbr. 23 + 0.06 + 4.0

77 25 4- 0.19 + 0.4 3 7 24 + 0.59 . . .

@ Harmonis. 1873. €3. -R. -

Mirz 24 A a! = + 2s.38 A 6 = -12”9 7 7 27 + 2.29 -17.0 7 7 28 + 2.71 -18.2

@ Pomona. Mirz 27 -0.37 + 6.6

9 7 28 -0.67 +I1 .o 7, 30 -0.07 +11 .o

Mai 7 + 2.59 - 4.9 @ Parthenope.

3 7 16 + 3.23 -13.2

Die bei den Vergleichungen angegebeiieii zwei Zahlen bezeichnen die nordlich und sudlich an den Ringen gemachten Beobachtungen. a’ - a! und 6‘ - 6 sind wegen Refraction corrigirt.

Leipzig 1873, November 3. Dr. &go Gericke.

Observations des Conihtes faites B l’observatoire de Marseille. Date de l’obs. Heure.

1873. (t. m. M.-nonv. obs.) A.R. L. f. par. P.

Juillet 29 30 31

AoQt 30 Sept. 18

19 24

Aoht 20 21 26 30

Sept. 1 16 18

Aoht 24

Sept. 20 24

Sept. 3

1 3 h 57”3gS 14 13 32 15 3 32 13 55 31 12 28 51 11 42 53 13 44 51

15 43 40 14 54 14 15 41 49 14 58 43 14 40 51 16 23 32 16 29 45

12 48 24

15 59 2 16 59 6

16 , 9 3

ComW 11. 1878 (Tempel). l h 14m468.05 - 1.463 97032‘ 19”l 1 16 48.28 - 1.422 97 43 9 . 5 1 18 50.66 - 1.252 97 54 22.4 1 52 55.99 - 1.187 104 32 57.9 1 49 13.36 - 1.237 108 30 38.3 1 48 36.01 - 1.387 108 40 1 . 2 1 44 54.49 + 2.498 109 23 48.6

Comhte 111. 1873 (Borrelly). 7 27 1.57 - 1.744 51 15 46.5 7 28 20.02 - 1.736 52 13 26.5 7 35 33.60 - 1.708 57 45 29.2 7 41 56.44 - 1.689 62 51 19.6 7 45 5.65 - 1.677 65 41 5.7

93 48 32.2 8 21 31.77 - 1.594 8 27 51.59 - 1.586 98 16 16.0

Comhte IV. 1878 (Henry). 7 33 24.77 - 1.925 30 44 51.9

Comet V. 1878 (Brorsen). 9 10 26.31 85 40 49.2 9 38 1.99 84 32 51.0

Comhte VI. 1878 (Faye). 7 0 48.14 74 12 35.2

L. f. p.

- 0.8301 - 0.8293 - 0.8369 - 0.8721 - 0.8869 -0.8776 - 0.8987

- 0,6509 - 0.6299 - 0.6814 -0.7287 - 0.7277 - 0.7976 -0.8118

- 0.3712

Etoile de Comp.

a

b

d d

a

C

e

f g 11 i k 1

m

n

0

P

cl

Obs.

B S c: B B B C

B S B B B I3 B

S

S c

S