ASTRONOMICAL OBSERVATORIES. 455 



NiCOLAEV, liUSSIA. 

 NicoIaevsJcaia Obscrvatona. 



Lougitiulc from Greenwich, 2'' 7'" 54^.1'^ E. 

 Latitude, 40° 58' 20.G" N. 



Autliority for lougitiule: Telegrapliic determination of 1877; for lati- 

 tude, K. Knorre, Astron. Nach. vii, p. 2GI. 

 Directors: K. F. Knorre, 1821. 

 J. KoRTAZzr, 18 — . 



Founded in 1821 ; completed in 182G. 

 Instruments : 



{a) Meridian circle : Maker, Ertel, in Munich ; diameter of circle, 38 

 inches; divided to 3'; read by four microscopes to 1"; aperture of ob- 

 jective, 4.2 inches; magnifying power ordinarily employed, 100 diame- 

 ters. 



(c) Equatorial instrument : Makers, liErsoLD & Sons, in Ilamburg; 

 aperture of objective, 9i inches; magnifying powers of eye-pieces, 100, 

 150, 330, 470, GGO. 



(/) Chronograph : One of IIerest, in Pulkowa. 



(r/) ClocTcs : One mean time; maker, Kessels, No. 1282 ; one sidereal; 

 makers, Barraud, No. 7G9, and IIoiivin, No. 24. 



(h) Chronometers : Mean lime, 89, of different makers; sidereal, 3, of 

 different makers. 



(/) Miscellaneoiis : One transportable transit instrument of IIerbst, 

 in Pulkowa, for the determination of time in the vertical of Polaris; 

 aperture 2.7 inches ; magnifying powoi', 100. 



(/v) One transportable vertical circle, 11 inches; aperture, 1.9 inches; 

 circle divitled to 4' ; read by two inicroscopes to 2". 



Nottingham, England. 



Private Observatory. 



Longitude from Greenwich, G"' 0« W. 



Latitude, 52° 58' 24". 



Director: Thomas W. Push, F. R. A. S. 



The observatory is a provisional structure of wood, built in 1S7G, and 

 comprising equatorial room of 12 feet diameter and small transit annex. 



Odessa, Russia. 

 I. Stcrmvarte. 



Longitude from Greenwich, 2'' 3"^ 2.5« E. 



Latitude, 4Go 28' 3C" N. 



Authority for longitude: E.Becker and E. Block, telegraphic de- 

 termination of the longitude between Berlin andOdessain 187G; 

 for latitude: observations with the meridian circle. 



Bireciors: L. Berkewitscii, 1871 ; 1881. 

 E. Block, 1873. 



