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BOSTON MARATHON 2023

Marissa Murphy

Bib: 15004•F

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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:54/mi
27:38
↑ 97↓ 3451.5%
10K· 6.21 mi
8:41/mi
54:36
↑ 79↓ 1380.4%
15K· 9.32 mi
9:04/mi
1:22:46
↑ 67↓ 78
20K· 12.43 mi
9:07/mi
1:51:04
↑ 106↓ 860.1%
Half· 13.11 mi
8:39/mi
1:56:58
↑ 19↓ 370.5%
25K· 15.53 mi
9:09/mi
2:19:10
↑ 66↓ 880.2%
30K· 18.64 mi
9:18/mi
2:48:05
↑ 181↓ 1480.2%
20M
9:09/mi
3:00:31
↑ 64↓ 500.2%
21M
9:46/mi
3:10:17
↑ 106↓ 241.6%
35K· 21.75 mi
9:08/mi
3:17:07
↑ 17↓ 861.7%
23M
9:43/mi
3:29:17
↑ 23↓ 630.6%
24M
10:01/mi
3:39:18
↓ 821.3%
40K· 24.85 mi
9:30/mi
3:47:25
↓ 200.3%
25.2M
9:05/mi
3:50:33
↑ 13↓ 160.2%
Finish· 26.22 mi
7:45/mi
3:58:27
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:58
Pace8:55 /mi
2nd Half
Distance13.11 mi
Time2:01:29
Pace9:16 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:3527:388:5427:38
8:54
-
10K
6.21 mi11:25:3354:368:4726:58
8:41
-0:13
15K
9.32 mi11:53:431:22:468:5328:10
9:04
+0:23
20K
12.43 mi12:22:011:51:048:5628:18
9:07
+0:03
Half
13.11 mi12:27:551:56:588:555:54
8:39
-0:28
25K
15.53 mi12:50:072:19:108:5822:12
9:09
+0:30
30K
18.64 mi13:19:022:48:059:0128:55
9:18
+0:09
20M
20.00 mi13:31:283:00:319:0212:26
9:09
-0:09
21M
21.00 mi13:41:143:10:179:049:46
9:46
+0:37
35K
21.75 mi13:48:043:17:079:046:50
9:08
-0:38
23M
23.00 mi14:00:143:29:179:0612:10
9:43
+0:35
24M
24.00 mi14:10:153:39:189:0810:01
10:01
+0:18
40K
24.85 mi14:18:223:47:259:098:07
9:30
-0:31
25.2M
25.20 mi14:21:303:50:339:093:08
9:05
-0:25
Finish
26.22 mi14:29:243:58:279:067:54
7:45
-1:20

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

7:45 /mi

Average Pace

9:06 /mi

Slowest Pace

10:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

40:46

17% of race

Time at Steady Pace

2:37:37

66% of race

Time at Slower Pace

40:04

17% of race

Average Pace: 9:06 /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 mi10:58:3527:388:5427:38
8:54
#19962
10K
6.21 mi11:25:3354:368:4726:58
8:41
#19615
15K
9.32 mi11:53:431:22:468:5328:10
9:04
#20037
20K
12.43 mi12:22:011:51:048:5628:18
9:07
#20051
Half
13.11 mi12:27:551:56:588:555:54
8:39
#19984
25K
15.53 mi12:50:072:19:108:5822:12
9:09
#19926
30K
18.64 mi13:19:022:48:059:0128:55
9:18
#19669
20M
20.00 mi13:31:283:00:319:0212:26
9:09
#19484
21M
21.00 mi13:41:143:10:179:049:46
9:46
#19333
35K
21.75 mi13:48:043:17:079:046:50
9:08
#19310
23M
23.00 mi14:00:143:29:179:0612:10
9:43
#19291
24M
24.00 mi14:10:153:39:189:0810:01
10:01
#19400
40K
24.85 mi14:18:223:47:259:098:07
9:30
#19378
25.2M
25.20 mi14:21:303:50:339:093:08
9:05
#19291
Finish
26.22 mi14:29:243:58:279:067:54
7:45
#19031
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi199627792779220797(Top 78%)8120(Top 71%)8120(Top 166%)
10K6.21 mi3.10 mi19615+3477542+2507542+25019318(Top 73%)7276(Top 64%)7276(Top 149%)
15K9.32 mi3.11 mi20037-4227762-2207762-22020797(Top 78%)8120(Top 71%)8120(Top 166%)
20K12.43 mi3.11 mi20051-147748+147748+1420179(Top 76%)7764(Top 68%)7764(Top 159%)
Half13.11 mi0.68 mi19984+677716+327716+3218677(Top 70%)6891(Top 60%)6891(Top 141%)
25K15.53 mi2.42 mi19926+587672+447672+4419654(Top 74%)7502(Top 66%)7502(Top 154%)
30K18.64 mi3.11 mi19669+2577532+1407532+14018670(Top 70%)7016(Top 61%)7016(Top 144%)
20M20.00 mi1.36 mi19484+1857440+927440+9217331(Top 65%)6358(Top 56%)6358(Top 130%)
21M21.00 mi1.00 mi19333+1517366+747366+7417154(Top 64%)6289(Top 55%)6289(Top 129%)
35K21.75 mi0.75 mi19310+237355+117355+1118497(Top 69%)7105(Top 62%)7105(Top 145%)
23M23.00 mi1.25 mi19291+197345+107345+1019148(Top 72%)7496(Top 66%)7496(Top 153%)
24M24.00 mi1.00 mi19400-1097418-737418-7320831(Top 78%)8447(Top 74%)8447(Top 173%)
40K24.85 mi0.85 mi19378+227416+27416+218329(Top 69%)7121(Top 62%)7121(Top 146%)
25.2M25.20 mi0.35 mi19291+877365+517365+5113134(Top 49%)4332(Top 38%)4332(Top 89%)
Finish26.22 mi1.02 mi19031+2607229+1367229+13610384(Top 39%)2901(Top 25%)2901(Top 59%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21story building
+97ft-345ft

Overall

20797

Females

8120

F18-39

8120

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

19318

Females

7276

F18-39

7276

10K→15K

6.2 - 9.3 mi

Top 78%
×3story building
+67ft-78ft

Overall

20797

Females

8120

F18-39

8120

15K→20K

9.3 - 12.4 mi

Top 76%
×5story building
+106ft-86ft

Overall

20179

Females

7764

F18-39

7764

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

18677

Females

6891

F18-39

6891

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

19654

Females

7502

F18-39

7502

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

18670

Females

7016

F18-39

7016

30K→20M

18.6 - 20.0 mi

Top 65%
×5story building
+64ft-50ft

Overall

17331

Females

6358

F18-39

6358

20M→21M

20.0 - 21.0 mi

Top 64%
×8story building
+106ft-24ft

Overall

17154

Females

6289

F18-39

6289

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

18497

Females

7105

F18-39

7105

35K→23M

21.8 - 23.0 mi

Top 72%
×5story building
+23ft-63ft

Overall

19148

Females

7496

F18-39

7496

23M→24M

23.0 - 24.0 mi

Top 78%
×6story building
+12ft-82ft

Overall

20831

Females

8447

F18-39

8447

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

18329

Females

7121

F18-39

7121

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

13134

Females

4332

F18-39

4332

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

10384

Females

2901

F18-39

2901

Passing Analysis

Category:
Athletes Passed
2200
Passed By
1269
Net Change
+931
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19962
5K → 10K512165+347#19962#19615
10K → 15K51473-422#19615#20037
15K → 20K166180-14#20037#20051
20K → Half725+67#20051#19984
Half → 25K15496+58#19984#19926
25K → 30K31255+257#19926#19669
30K → 20M1949+185#19669#19484
20M → 21M16615+151#19484#19333
21M → 35K4724+23#19333#19310
35K → 23M8061+19#19310#19291
23M → 24M33142-109#19291#19400
24M → 40K6543+22#19400#19378
40K → 25.2M881+87#19378#19291
25.2M → Finish2600+260#19291#19031
TOTALS22001269+931
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing