At least he following trains seem to be 455+456+456 based on my short visit to Waterloo this morning.
2J09 0706 London Waterloo to Hampton Court
2M09 0716 London Waterloo to Chessington South
1D09 0724 London Waterloo to Dorking
Based on the above information and observations over the last week, I reckon that we have at least the following diagrams
Diagram A 455+456+456
06:10 Wimbledon Chessington South 06:28 2M03
06:39 Chessington South Waterloo 07:15 2M10
07:24 Waterloo Dorking 08:12 1D09
08:31 Dorking Waterloo 09:25 1D18
09:36 Waterloo Hampton Court 10:12 2J19
10:24 Hampton Court Waterloo 11:01 2J26
11:09 Waterloo Guildford 12:20 2D25
12:37 Guildford Waterloo 13:37 2G36
13:46 Waterloo Chessington South 14:20 2M35
14:39 Chessington South Waterloo 15:15 2M42
15:24 Waterloo Dorking 16:11 1D41
16:35 Dorking Waterloo 17:25 1D50
17:36 Waterloo Hampton Court 18:12 2J51
18:24 Hampton Court Waterloo 19:01 2J58
19:09 Waterloo Guildford 20:20 2D57
20:28 Guildford Wimbledon 21:12 5Y60 ECS
Diagram B 455+456+456
05:28 Wimbledon Epsom Up 05:56 5D89 ECS
06:11 Epsom Up Epsom 06:13 5D90 ECS
06:18 Epsom Waterloo 06:56 2D90
07:06 Waterloo Hampton Court 07:42 2J09
07:53 Hampton Court Waterloo 08:31 2J16
08:39 Waterloo Guildford 09:50 2D15
10:07 Guildford Waterloo 11:07 2G26
11:16 Waterloo Chessington South 11:50 2M25
12:09 Chessington South Waterloo 12:45 2M32
12:54 Waterloo Dorking 13:41 1D31
14:05 Dorking Waterloo 14:55 1D40
15:06 Waterloo Hampton Court 15:42 2J41
15:54 Hampton Court Waterloo 16:31 2J48
16:39 Waterloo Guildford 17:50 2D47
18:07 Guildford Waterloo 19:07 2G58
19:06 Waterloo Chessington South 19:50 2M57
20:09 Chessington South Waterloo 20:45 2M64
20:54 Waterloo Epsom 21:27 2D67
21:34 Epsom Waterloo 22:10 2D74
22:20 Waterloo Woking 23:08 2F69
23:18 Woking Wimbledon 23:36 5Y65 ECS
Diagram C 455+456+456
05:49 Wimbledon Guildford 06:32 2G03
06:58 Guildford Waterloo 08:13 2D14
08:20 Waterloo Woking 09:08 2F13
09:32 Woking Waterloo 10:22 2F22
10:33 Waterloo Guildford 11:34 2G23
11:58 Guildford Waterloo 13:10 2D34
13:20 Waterloo Woking 14:08 2F33
14:32 Woking Waterloo 15:22 2F42
15:33 Waterloo Guildford 16:34 2G43
16:58 Guildford Waterloo 18:10 2D54
18:20 Waterloo Woking 19:15 2F53
19:32 Woking Waterloo 20:22 2F62
20:33 Waterloo Guildford 21:34 2G63
21:46 Guildford Waterloo 22:55 2D76
23:03 Waterloo Guildford 00:02 2G73
Diagram D 455+456+456
06:06 Guildford Waterloo 07:09 2G10
07:16 Waterloo Chessington South 07:50 2M09
08:09 Chessington South Waterloo 08:47 2M16
08:54 Waterloo Dorking 09:44 1D15
10:05 Dorking Waterloo 10:55 1D24
11:06 Waterloo Hampton Court 11:42 2J25
11:54 Hampton Court Waterloo 12:31 2J32
12:39 Waterloo Guildford 13:50 2D31
14:07 Guildford Waterloo 15:07 2G42
15:16 Waterloo Chessington South 15:50 2M41
16:09 Chessington South Waterloo 16:45 2M48
16:54 Waterloo Dorking 17:44 1D47
18:05 Dorking Waterloo 18:55 1D56
19:06 Waterloo Hampton Court 19:42 2J57
19:54 Hampton Court Waterloo 20:31 2J64
20:39 Waterloo Guildford 21:46 2D65
22:07 Guildford Waterloo 23:07 2G74
23:15 Waterloo Hampton Court 23:44 5J63 ECS
23:56 Hampton Court Wimbledon 00:25 5Y76 ECS
Diagram E 455+455+456
05:35 Wimbledon Waterloo 05:54 3G05 ECS
06:03 Waterloo Guildford 07:04 9G05
07:16 Guildford Waterloo 08:13 9G90
08:21 Waterloo Wimbledon 09:06 3Y81 ECS
16:22 Wimbledon Waterloo 17:05 3O96 ECS
17:13 Waterloo Waterloo 18:29 9O96
18:48 Waterloo Guildford 19:41 9G91
Diagram F 455+455+456
05:20 Guildford Woking 05:41 3F82 ECS
05:43 Woking Waterloo 06:20 9F82
06:50 Waterloo Guildford 07:47 9F07
08:07 Guildford Waterloo 09:01 9G92
09:26 Waterloo Clapham Yard 09:56 3Y23 ECS
12:57 Clapham Yard Strawberry Hill 13:31 3O03 ECS
16:57 Strawberry Hill Waterloo 17:42 3K51 ECS
17:57 Waterloo Waterloo 19:16 9K51
19:33 Waterloo Waterloo 20:49 9O59
21:02 Waterloo Hampton Court 21:23 3J61 ECS
21:55 Hampton Court Wimbledon 22:25 3Y63 ECS
On Friday evening, I saw all four 8-car diagrams and all were 455+456+456. Of particular note was 456020 on the 16:39 Waterloo to Guildford.
While passing Wimbledon depot on Friday night, there was a red 456 being unloaded which has subsequently been reported as 456005 with 456009 going the other way on Thursday 21st. So I make the current status as
456001/009/016 at Wolverton
456007/008/011/013/021/022/023 still running unrefurbished in ex Southern condition
456005 at Wimbledon for acceptance tests
Remainder refurbished and available for traffic