280 
Danmarks Havn 29/X 1907. 
I. P. KocH. 
Determination of time in 
the vertical of Polaris. Observer: Косн; Assistant: WEGENER; 
== + 16°; 1 division of the level, р = 30"; 1 рзееф = 85.7. 
Elements of pointing. 
Stay | | Magni" | Approximate clock time | Approximate 
Jae | of ae transit zenith distance 
| ile x 
а Urs; Min... Dall at 21h20m | 12°20' 
ВЕН. =e We | 21 28.2 | 47 03 
mæPegasi ae 3.7 21 34.7 52 40 
опрерази т | 2.6 | 21 48.8 62 04 
у Piscium .... | 3.8 22 00.7 | 74 00 
| | 
The Observation. 
| 
Level | Level 
Circle 57203 Circle 57203 (= 
W | E [Computation| | Wail ks | Computat. 
El TT JE 
E | a Urs. Min. | 3.1 | 7.2 № 0.45 | W | a Urs. Min. | 6-9 | | 2.9 |) 0.25 
| 21h25m418.0 | 6.3 | 2.2 J 2.056 | | 21h45m598.5 24 | 6.4 "yon 
| 7 Pegasi 6.1 | 2.0 |) 0.70 | a Pegasi 26 6.8 Ve 0.22 
| 21 27 44.9 | 3.3 | 764° ° | 21 48 58.9 | 6.3 | 2.2 
| 28 15.1 | 49 25.8 | | | 
45.3 | | 53.2 | | 
W | a Urs. Min. | 6.3 122 À 0.18 | E a Urs. Min. | 3.4 | 7.6 |) 1.00 
21 31 32 |25 6.7 | \ + 0.09 | 31 56 26 | 5.5 | 1.5 | д 0.99 
и Pegasi |2.8 | 6.9 À an | | y Piscium | 5.0 | 1.0 À + 0.98 
21 34 440 | 6.9 | 28 f° ~ | 22 00 55.8 | 2.9 |170 
35 13.2 | Е. [ОЗ 
42.8 | | 49.2 | | | 
Computation (For further particulars see p. 116). 
U', = a’ + du, = 1726m55s + 1899305 — + 4m95s. 
| Circle east | Circle west | Circle west | Circle east 
| 5 Pegasi ' м Pegasi а Pegasi 7 Piscium 
Е . | 990444 | 24°06'.9 14°42’.6 2°46'.7 
SENDEN Ae | 3371 3.484 3.654 3.849 
cos 0 | 
| 
U (a Urs. Min). .... | 21h25m,7 21h31m.5 21h46m.0 21h56m.4 
Е SUSER ı 21 21.3 21 27.1 21 41.6 21 52.0 
Ре: А: |-- 213.3 |+ 206.9 | 190.6 |+ 1784 
i= iy SS 2.4 11m5980 + 190008 + 11m368.5 + 11m9606 
CSS RAT . | 22 38 40.6 | 29 45 33.0 | 23 00 09.9 23 12 22.9 
Sidereal time | 22 50 39.6 | 22 57 33.8 | 23 11 46.4 | 23 23 49.5 
De Fe ss 2128 15.1 | 21 35 133 eh 49 26.0 | 22 01 22.1 
Pip x ee ee I 4.9 |= 0.8 a 8.6 
Correction, du ...... +12 294 +122 213 D 22 203 | +1 22 35.6 
Mean Re NE AR | + 1h29m95s 4 | + 1h22m288.0 
