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1D79 1850 London Paddington to Didcot Parkway
Departing on 3rd December 2025

operated by
Great Western Railway
12 coaches
London Paddington - Reading
387147
387162
387158
8 coaches
Reading - Didcot Parkway
387147
387162
GBTT
WTT
RTTRealtime
Route
Mi.Ch
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
0.00
London Paddington [PAD]
Pathed as Class 387 EMU at 110mph
11
1850
1850
1850
D3
0.41
Royal Oak Junction
½
pass
1851
pass
1851¾
3
2
1.28
Portobello Jn (London)
pass
1852½
pass
1853
1.68
Ladbroke Grove
pass
1853½
pass
1853¾
2
DM
2.55
Old Oak Common East
pass
1854
pass
1854¾
3.15
Old Oak Common West
pass
1854½
pass
1855¼
3.48
Friars Jn
pass
1855
pass
1855½
4.16
Acton Main Line [AML]
pass
1855½
pass
1856
4.75
Acton West
pass
1856
pass
1856½
ML
ML
5.51
Ealing Broadway [EAL]
1
pass
1856½
pass
1856¾
6.41
West Ealing [WEA]
pass
1857
pass
1857¼
6.49
West Ealing Junction
pass
1857
pass
1857¼
7.23
Hanwell [HAN]
pass
1857½
pass
1857¾
8.57
Southall East Jn
pass
1858½
pass
1858½
9.01
Southall [STL]
1
pass
1858½
pass
1859
9.65
Southall West Jn
pass
1859
pass
1859
10.66
Hayes & Harlington [HAY]
1
pass
1859½
pass
1859¾
11.09
Heathrow Airport Jn
pass
1859½
pass
1859¾
ML
12.04
Stockley Junction
pass
1900
pass
1900¼
12.62
West Drayton East
pass
1900½
pass
1900¾
13.12
West Drayton [WDT]
1
pass
1900½
pass
1901¼
13.26
West Drayton Jcn
pass
1900½
pass
1901¼
14.55
Iver [IVR]
1
pass
1901½
pass
1901¾
16.13
Langley [LNY]
1
pass
1902½
pass
1903
17.13
Dolphin Jn
pass
1903
pass
1903¼
18.31
Slough [SLO]
2
pass
1903½
pass
1903¾
ML
19.06
Slough West
pass
1904
pass
1904¼
20.72
Burnham [BNM]
pass
1905
pass
1905
22.34
Taplow [TAP]
1
pass
1906
pass
1906
23.53
Maidenhead East
pass
1906½
pass
1907
24.14
Maidenhead [MAI]
1
1908
1909
1907½
1909
1908
1910½
+1
29.40
Ruscombe
pass
1913
pass
1915¾
+2
DM
DR
30.76
Twyford [TWY]
1
3
1915
1916
1915
1916½
1917¾
1919
+2
RL
31.57
Twyford West
pass
1918
pass
1920¼
+2
35.10
Kennet Bridge Jn
pass
1921½
pass
1923¼
+1
35.56
Reading Main Line East
pass
1922
pass
1924
+1
35.75
Reading [RDG]
divides to form 5D79 towards Reading Traincare Depot
Service divides here
12
1923
1929
1923
1929
1925¼
1930¾
+1
36.12
Reading Main Line West
pass
1930
pass
1931¼
+1
37.15
Reading West Jn
pass
1931
pass
1933¾
+2
RL
37.55
Scours Lane Jn
pass
1931½
pass
1934½
+3
38.29
Tilehurst East Jn.
pass
1932
pass
1935¾
+4
38.47
Tilehurst [TLH]
3
1933
1933
1932½
1933½
1936½
1937¾
+4
41.38
Pangbourne [PAN]
1
1937
1937
1937
1937½
1941½
1942¼
+4
44.55
Goring & Streatley [GOR]
3
1941
1942
1941
1942
1946¼
1946¾
+4
RL
48.32
Cholsey [CHO]
1
3
1946
1947
1946
1947
1950¾
1951¾
+4
51.32
Moreton Cutting
pass
1951½
pass
1956
+4
52.61
Didcot East Jn
pass
1953
pass
1958
+5
53.05
Didcot Parkway [DID]
3
1954
1954
1959
+5
DR
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