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Table 1

Integration times and rms.

Galaxy name mB i(1) Dist.(2) Integration Integration rms(TP6cm) rms(TP20 cm) rms(PI6 cm) rms(PI20cm)
time (6 cm) time (20 cm) (μJy/ (μJy/ (μJy/ (μJy/
(mag) (deg) (deg) (h:min) (h:min) beam) beam) beam) beam)

NGC 4178 11.38 70a 4.9 6:50 1:40 9 80 8 20
NGC 4192 10.95 78 4.9 4:10 1:50 16 210 10 30
NGC 4216 10.99 85 3.8 9:20 1:40 9 110 7 25
NGC 4294 12.53 70 2.5 6:30 1:40 10 200 8 30
NGC 4298 12.04 57 3.2 6:25 1:40 11 170 9 40
NGC 4299 12.88 22 2.5 6:20 1:40 10 180 7 40
NGC 4302 12.50 90 3.2 6:25 1:40 11 170 9 40
NGC 4303 9.97 25a 8.2 4:50 1:35 30 450 10 50
NGC 4330 13.09 90 2.1 6:25 1:50 14 210 8 40
NGC 4419 12.08 74 2.8 6:55 1:40 11 130 8 30
NGC 4424 12.34 62 3.1 7:00 VIVA 14 7
NGC 4457 11.76 33 8.8 2:40 1:40 23 190 13 50
NGC 4532 12.30 70 6.0 6:25 1:40 18 160 8 30
NGC 4567/68 12.06/11.68 49/66 1.8 5:00 1:40 14 230 9 45
NGC 4579 10.48 38 1.8 5:40 1:55 18 250 8 45
NGC 4689 11.60 37 4.5 3:10 1:40 14 80 12 20
NGC 4713 12.19 52 8.5 6:25 1:40 12 120 8 25
NGC 4808 12.35 68 10.2 6:25 1:40 14 140 9 30

Notes.(1) Inclination angle; (2) Distance from M 87.

(a)

from Cayatte et al. (1990).

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