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Nr. 598.
Observations
Caiiibridgc
Time.
Corrected fnr refraction and referred to the mean equinox of Jan. I . 1847.
Cometo
AR.
l e a n Sol.
Star of Coinparison
AR.
Decl. N.
Ded. N.
23'135"'14"67
49'44' On"3
6
4 8 39 54,9
6
4
6
6
23 39 13,2
48 54 28
23 33 59,16
23
23
23
23
6
8 31 0 1
t)
7 24 29
23 42 2 8 , 5
23 48 38,6
47 45 43
45 25 14
10
7 18 20
23 5 1 31,l
42 53 34
I 1
1 7 0 2 06
33 58 27,9
41 00 52
o
22 37
00 5 1
19 15
13
00
0 07
0 16
0 24
March 4th.
8th.
Coinp.
w
50'01' 46"
8 36 54
8
8
7
7
Wr. of
23L35m50'5
5
12
15
19
24
*)
die Comet of M n i d i 4. 1817.
-- - -- -Lon. 4h44"32'.
made a t Cambridge Observatory.
March 4
011
io,i
40 08 09
35 44 37
29 03 34
18 36 07
45
47
51
55
O9,36
54,82
00,34
20,47
47
45
45
42
23 6 5
2 3 56
0 05
0 10
0 22
1 45
52,SO
45,49
35,14
21,07
03,57
08,65
41
41
40
35
28
40,4
16,6
26
T h e Comet w a s first seen a t 7 ci'clock P. M.
T h e Coiiiet is visible to the naked eye.
37
30
33
47
55,O
26,6
40,5
29,4
5
10 15,3
I4
1I
56
54
18 32
9
3
29,l
28,2
12,O
28,4
37,3
Star of the 10 mag. compared
with 18 Andromedae.
Groombridge 4125.
Star of
9th mag. compared
with Gr. 4167 & 4175.
Groombridge 4166
4181
S t a r of 9th Mag. compared with
Gr. 30 & 26 Andromedae.
Groombridge 4219
4212
4
4
4
23 Andromedae
1
y"Brietis.
d
28
P7
77
24th. Altitude of the Coinet a t this observation was three degrees. T h e place is somewhat uncertain. From
the 5th. to the 19th. inclusive the observations were made with a Troughton Spider-line !Wicrumeter. O n the 4th. & 24th. an
Annular niicroineter w a s employed.
T h e followiiig elenients have been computed from the observations above given
By Prof. Peirre.
By G. P . Bond.
From places on March 5 , 12, 19.
From places on March 4, 5, 6
lE47 nlarch 30,3369 Greenm. m. s. t.
Per. Passage 1817 hlarch 31,907
,, Distance
0,04444
0,0445986
Idon. Asc. Node
10'13'
21'06' 46"
,, Perihelioir
256 33
275 16 22
Inclination
48 53
48 41 49
Motion Direct.
FV. C. Bond.
P. S. T h e Plariet Neptune w a s ohserved at Wasliingtoii. by Prof. Hitllard,
1847 March 24.
17h25"35"42
Al3. 22L05m54'49.
Decl. -12°16'39ii09
W.C. B.
S.
") Es iEt dcr Ton llerrn Hind em 6 f a Februor entdeckte Cuinct gcineint.
-- -
Beobnchtuugen der Astrea m f der HaiiiLurger Steriiwarte.
1847
-rJ
Mittl. H. Zt.
ech. AR.
9
SCII.
Decl.
9
- 12'4 I ' 5"6
19
241 '28' 43"4
1 5 h l 3' 20"
13 15 45
241 17 8,s
12 34 15,8
30
240 22 6,3
12 7 54,6
10
13 14 49
240 12 41,8
I 2 4 11,o
19
13 9 2 3
14 33 43
239 52 13,2
11 56 12,2
14
Bei diesen Positioneri liegen die folgenden von mir a m nleridiankreiae beobachteten scheinbaren Oerter d e r VergleichungZ
Sterne zum Grunde.
April 13
AR. 16""' 8"612
Dcc~.-12'38'25"7
16 0 56,536
11 58 5,8
21
April I I
13
20
21
23
#
Altona 1847.
Mai 6.
C. Riim&er.
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