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BOSTON MARATHON 2023

Magnus Åhsberg

Bib: 704 M SE

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 4%
Gender (Male)
#0 / 15176
Top 6%
Masters (Masters Men)
#0 / 9891
Top 1%
Division (M55-59)
#0 / 1422
Top 0.1%
Race Day Weather
49°/39°F
light intensity drizzle

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
6:09/mi
19:08
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
6:09/mi
38:15
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
6:09/mi
57:23
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
6:09/mi
1:16:30
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
6:09/mi
1:20:42
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
6:18/mi
1:35:58
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
6:26/mi
1:55:56
↑ 181↓ 1480.2%
138 ft elev
20M
6:29/mi
2:04:44
↑ 64↓ 500.2%
148 ft elev
21M
6:43/mi
2:11:27
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
6:17/mi
2:16:09
↑ 17↓ 861.7%
156 ft elev
23M
6:17/mi
2:24:02
↑ 23↓ 630.6%
116 ft elev
24M
6:08/mi
2:30:10
↓ 821.3%
34 ft elev
40K· 24.85 mi
6:14/mi
2:35:30
↓ 200.3%
20 ft elev
25.2M
6:43/mi
2:37:49
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
5:57/mi
2:43:53
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:20:426:09 /mi⚡ faster
2nd Half
1:23:116:21 /mi+3.1%
Positive split — 3.1% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:1619:086:0919:08
6:09
-
10K
6.21 mi10:38:2338:156:0919:08
6:09
0:00
15K
9.32 mi10:57:3157:236:0919:08
6:09
0:00
20K
12.43 mi11:16:381:16:306:0919:08
6:09
0:00
Half
13.11 mi11:20:501:20:426:094:12
6:09
0:00
25K
15.53 mi11:36:061:35:586:1115:16
6:18
+0:09
30K
18.64 mi11:56:041:55:566:1319:58
6:26
+0:08
20M
20.00 mi12:04:522:04:446:148:48
6:29
+0:03
21M
21.00 mi12:11:352:11:276:166:43
6:43
+0:14
35K
21.75 mi12:16:172:16:096:164:42
6:17
-0:26
23M
23.00 mi12:24:102:24:026:167:53
6:17
0:00
24M
24.00 mi12:30:182:30:106:156:08
6:08
-0:09
40K
24.85 mi12:35:382:35:306:155:20
6:14
+0:06
25.2M
25.20 mi12:37:572:37:496:162:19
6:43
+0:29
Finish
26.22 mi12:44:012:43:536:156:04
5:57
-0:46

Checkpoints & Pacing

Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

5:57 /mi

Average Pace

6:15 /mi

Slowest Pace

6:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

2:34:51

94% of race

Time at Steady Pace

9:02

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:15 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:19:1619:086:0919:08
6:09
#1032
10K
6.21 mi10:38:2338:156:0919:08
6:09
#1103
15K
9.32 mi10:57:3157:236:0919:08
6:09
#1094
20K
12.43 mi11:16:381:16:306:0919:08
6:09
#1049
Half
13.11 mi11:20:501:20:426:094:12
6:09
#1049
25K
15.53 mi11:36:061:35:586:1115:16
6:18
#1065
30K
18.64 mi11:56:041:55:566:1319:58
6:26
#1084
20M
20.00 mi12:04:522:04:446:148:48
6:29
#1079
21M
21.00 mi12:11:352:11:276:166:43
6:43
#1061
35K
21.75 mi12:16:172:16:096:164:42
6:17
#1066
23M
23.00 mi12:24:102:24:026:167:53
6:17
#1032
24M
24.00 mi12:30:182:30:106:156:08
6:08
#1005
40K
24.85 mi12:35:382:35:306:155:20
6:14
#981
25.2M
25.20 mi12:37:572:37:496:162:19
6:43
#978
Finish
26.22 mi12:44:012:43:536:156:04
5:57
#948
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi1032974974111210591059
10K6.21 mi3.10 mi1103-711044-701044-70119811351135
15K9.32 mi3.11 mi1094+91037+71037+7111210591059
20K12.43 mi3.11 mi1049+45996+41996+41923876876
Half13.11 mi0.68 mi1049996996115111001100
25K15.53 mi2.42 mi1065-161012-161012-16131712571257
30K18.64 mi3.11 mi1084-191033-211033-21129212341234
20M20.00 mi1.36 mi1079+51028+51028+5134112781278
21M21.00 mi1.00 mi1061+181010+181010+18112710731073
35K21.75 mi0.75 mi1066-51014-41014-4155414741474
23M23.00 mi1.25 mi1032+34981+33981+33807765765
24M24.00 mi1.00 mi1005+27955+26955+26838794794
40K24.85 mi0.85 mi981+24932+23932+23735696696
25.2M25.20 mi0.35 mi978+3929+3929+3927883883
Finish26.22 mi1.02 mi948+30900+29900+29623592592

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21story building
+97ft-345ft

Overall

1112

Males

1059

M55-59

1059

5K→10K

3.1 - 6.2 mi

Top 5%
×5story building
+79ft-138ft

Overall

1198

Males

1135

M55-59

1135

10K→15K

6.2 - 9.3 mi

Top 4%
×3story building
+67ft-78ft

Overall

1112

Males

1059

M55-59

1059

15K→20K

9.3 - 12.4 mi

Top 3%
×5story building
+106ft-86ft

Overall

923

Males

876

M55-59

876

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+19ft-37ft

Overall

1151

Males

1100

M55-59

1100

Half→25K

13.1 - 15.5 mi

Top 5%
×4story building
+66ft-88ft

Overall

1317

Males

1257

M55-59

1257

25K→30K

15.5 - 18.6 mi

Top 5%
×9story building
+181ft-148ft

Overall

1292

Males

1234

M55-59

1234

30K→20M

18.6 - 20.0 mi

Top 5%
×5story building
+64ft-50ft

Overall

1341

Males

1278

M55-59

1278

20M→21M

20.0 - 21.0 mi

Top 4%
×8story building
+106ft-24ft

Overall

1127

Males

1073

M55-59

1073

21M→35K

21.0 - 21.8 mi

Top 6%
×7story building
+17ft-86ft

Overall

1554

Males

1474

M55-59

1474

35K→23M

21.8 - 23.0 mi

Top 3%
×5story building
+23ft-63ft

Overall

807

Males

765

M55-59

765

23M→24M

23.0 - 24.0 mi

Top 3%
×6story building
+12ft-82ft

Overall

838

Males

794

M55-59

794

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

735

Males

696

M55-59

696

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

927

Males

883

M55-59

883

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2story building
+22ft-21ft

Overall

623

Males

592

M55-59

592

Passing Analysis

Category:
Athletes Passed
364
Passed By
280
Net Change
+84
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1032
5K → 10K2495-71#1032#1103
10K → 15K3425+9#1103#1094
15K → 20K5712+45#1094#1049
20K → Half440#1049#1049
Half → 25K1834-16#1049#1065
25K → 30K3150-19#1065#1084
30K → 20M2116+5#1084#1079
20M → 21M2911+18#1079#1061
21M → 35K914-5#1061#1066
35K → 23M362+34#1066#1032
23M → 24M314+27#1032#1005
24M → 40K262+24#1005#981
40K → 25.2M52+3#981#978
25.2M → Finish399+30#978#948
TOTALS364280+84

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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