1S23 1657 Portsmouth & Southsea to Brighton
Departing on 29th December 2025

operated by
Southern
4 coaches
377434
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
1657
1657
1656¼
UM
UML
0.66
1
1700
1701
1700
1701
1658½
1700½
1.11
pass
1702
pass
1702
3.09
1
pass
1704
pass
1704½
3.47
pass
1704½
pass
1705¾
+1
UM
4.12
pass
1705
pass
1706½
+1
6.36
1
pass
1707½
pass
1709¼
+2
7.10
1
1709
1709
1708½
1709½
1710¾
1711
+1
UM
UB
7.64
1
pass
1711
pass
1711¾
+1
9.00
1
pass
1712½
pass
1713½
+1
10.34
1
pass
1713½
pass
1714¾
+1
11.36
1
pass
1714½
pass
1716¼
+1
13.07
1
pass
1716
pass
1718½
+2
14.38
1
pass
1717
pass
1720
+2
15.79
1
1719
1720
1719
1720
1722½
1723¼
+3
UB
22.21
3
1727
1728
1727
1728½
1731¾
1733½
+5
UB
24.75
1
pass
1732
pass
1737½
+5
25.19
pass
1733
pass
1738
+5
25.49
pass
1734
pass
1738¾
+4
UM
UB
29.06
1
1739
1739
1738½
1739½
1744
1745
+5
31.43
1
1743
1743
1743
1743½
1748½
1749½
+6
32.37
1
1746
1746
1745½
1746½
1751¼
1752
+5
33.20
1
1749
1749
1748½
1749
1753¾
1754¾
+5
34.04
2
1751
1752
1751
1752
1756¼
1757¼
+5
34.75
1
1754
1754
1754
1754½
1759
1759¾
+5
36.31
1
1757
1758
1757
1758
1802¼
1803
+5
38.61
1
1802
1802
1801½
1802½
1807¼
1808
+5
40.20
1
1805
1806
1805
1806
1810½
1811¾
+5
41.03
1
pass
1807½
pass
1813
+5
41.57
1
1809
1810
1809
1810
1814
1815
+5
42.56
Approaching
Aldrington [AGT]
1
pass
1811½
pass
1816¾
+5
43.15
2
1813
1813
1812½
1813½
1817¾
1818¾
+5
UB
UWB
44.50
2
1818
1818
1822
+4
UWB