1S15 1257 Portsmouth & Southsea to Brighton
Departing on 29th December 2025

operated by
Southern
4 coaches
377111
GBTT
WTT
RTTRealtime
Route
Mi.Ch
Location
Pl
Arr
Dep
Arr
Dep
Arr
Dep
Dly
Path
Line
0.00
Portsmouth & Southsea [PMS]
Pathed as Electric multiple unit at 100mph
3
1257
1257
1258¾
+1
UM
UML
0.66
1
1300
1301
1300
1301
1301
1301¾
1.11
pass
1302
pass
1303½
+1
3.09
1
pass
1304
pass
1306½
+2
3.47
pass
1304½
pass
1307
+2
UM
4.12
pass
1305
pass
1308
+3
6.36
1
pass
1307½
pass
1312
+4
7.10
1
1309
1309
1308½
1309½
1315
1315½
+6
UM
UB
7.64
1
pass
1311
pass
1316¼
+5
9.00
1
pass
1312½
pass
1318
+5
10.34
1
pass
1313½
pass
1319
+5
11.36
1
pass
1314½
pass
1320¼
+5
13.07
1
pass
1316
pass
1321¾
+5
14.38
1
pass
1317
pass
1323
+5
15.79
1
1319
1320
1319
1320
1324¾
1325¼
+5
UB
22.21
3
1327
1328
1327
1328½
1332
1333½
+5
UB
24.75
1
pass
1332
pass
1337
+5
25.19
pass
1333
pass
1337½
+4
25.49
pass
1334
pass
1338¼
+4
UM
UB
29.06
1
1339
1339
1338½
1339½
1343
1344
+4
31.43
1
1343
1343
1343
1343½
1347¼
1348
+4
32.37
1
1346
1346
1345½
1346½
1349¾
1350¼
+3
33.20
1
1349
1349
1348½
1349
1352¼
1353
+4
34.04
2
1351
1352
1351
1352
1354½
1355¼
+3
34.75
1
1354
1354
1354
1354½
1357
1357¾
+3
36.31
1
1357
1358
1357
1358
1400¼
1401
+3
38.61
1
1402
1402
1401½
1402½
1404¼
1405
+2
40.20
1
1405
1406
1405
1406
1407¼
1408
+2
41.03
1
pass
1407½
pass
1409¾
+2
41.57
1
1409
1410
1409
1410
1411
1411¾
+1
42.56
Approaching
Aldrington [AGT]
1
pass
1411½
pass
1413¾
+2
43.15
2
1413
1413
1412½
1413½
1414½
1415¼
+1
UB
UWB
44.50
2
1418
1418
1418½
UWB