I believe 1844 from GCT turns to work 1891, 1882, 1897 & 1894.
So, if I'm not mistaken, there appear to be 3 AM turns...
AM1
DH Stamford - Waterbury
1923 Waterbury – Bridgeport 05:46 – 06:41
DH Bridgeport - South Norwalk
1806 South Norwalk – Danbury 07:43 – 08:43
1847 Danbury – Stamford 09:01 – 10:10
AM2
1837 Danbury – Stamford 07:25 – 08:32
DH Stamford - South Norwalk
1812 South Norwalk – Danbury 09:16 – 10:13
1855 Danbury – South Norwalk 10:35 – 11:29
DH South Norwalk - Stamford
AM3
DH Stamford - Waterbury
1935 Waterbury – Bridgeport 06:42 – 07:40
1906 Bridgeport – Waterbury 08:02 – 08:57
1951 Waterbury – Bridgeport 09:12 – 10:07
1916 Bridgeport – Waterbury 10:41 – 11:36
1963 Waterbury – Bridgeport 12:10 – 13:05
DH Bridgeport - Stamford
...and 3 PM turns...
PM1
DH Stamford - South Norwalk
1822 South Norwalk – Danbury 12:13 – 13:08
1867 Danbury – South Norwalk 13:26 – 14:24
DH South Norwalk - Stamford
1838 Stamford – Danbury 16:01 – 17:08
1881 Danbury – South Norwalk 17:18 – 18:14
1876 South Norwalk – Danbury 20:18 – 21:14
1895 Danbury – South Norwalk 21:24 – 22:25
1888 South Norwalk – Danbury 22:45 – 23:39
PM2
DH Stamford - Waterbury
1924 Bridgeport – Waterbury 12:59 – 13:55
1971 Waterbury – Bridgeport 14:10 – 15:05
1934 Bridgeport – Waterbury 15:41 – 16:36
1981 Waterbury – Bridgeport 16:51 – 17:46
1948 Bridgeport – Waterbury 18:00 – 18:59
1991 Waterbury – Bridgeport 19:17 – 20:12
1974 Bridgeport – Waterbury 20:32 – 21:27
1997 Waterbury – Bridgeport 21:58 – 22:53
1988 Bridgeport – Waterbury 23:13 – 00:10
DH Waterbury - Stamford
PM3
DH Stamford - South Norwalk
1830 South Norwalk – Danbury 14:13 – 15:08
1873 Danbury – South Norwalk 15:18 – 16:12
DH South Norwalk - Stamford
First question, are all these trains usually BL20GH powered?
Second question, do they use 3 trainsets and each set out in the AM comes back out in the PM, or do they use any additional sets?