Open Access

Table 1.

Radio telescopes that successfully participated in the RadioAstron imaging observations of 3C 84.

Telescope Code Diameter SEFD (a)
C band K band
(m) (Jy) (Jy)
Spektr-R SRT (RU) RA 10 11 600 (b) 46 700 (b)
KVN-Tamna (KR) KT 21 1288
KVN-Ulsan (KR) KU 21 1288
VLBA-Brewster (USA) BR 25 210
VLBA-Fort Davis (USA) FD 25 640
VLBA-Hancock (USA) HN 25 640
VLBA-Kitt Peak (USA) KP 25 210
VLBA-Los Alamos (USA) LA 25 640
VLBA-Mauna Kea (USA) MK 25 640
VLBA-North Liberty (USA) NL 25 210
VLBA-Owens Valley (USA) OV 25 640
VLBA-Pie Town (USA) PT 25 210
VLBA-St. Croix (USA) SC 25 210
Green Bank Telescope (USA) GB 100 10
Very Large Array (USA) Y27 115 (c) 40
Shanghai (CN) SH 25 720
Kalyazin (RU) KL 46 150
Onsala (SE) ON 25 600
Medicina (IT) MC 32 700
Noto (IT) NT 32 260
Jodrell Bank (d) (UK) JB 25 320
Effelsberg (DE) EF 100 20 90
Westerbork (NL) WB 93 (e) 120
Yebes (ES) YS 40 200
Hartebeesthoek (ZA) HH 26 650

Notes.

(a)

Typical system equivalent flux density.

(b)

Values for the left circular polarisation channel are shown (Kovalev et al. 2014).

(c)

Equivalent diameter of the phased array of 27 × 25 m telescopes taking into account phasing losses in the CnB configuration.

(d)

Mk2 telescope.

(e)

Equivalent diameter of the phased array of 14 × 25 m telescopes without taking into account phasing losses.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.