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BOSTON MARATHON 2023

Melissa Tashjian

Bib: 15315•F

CA

0:00
0:00
/ mi
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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

Start
0:00:00
Race begins
5K· 3.11 mi
27:00
Rank: #18825
Start → 5K
27:00 | 8:41/mi
10K· 6.21 mi
54:05
Rank: #19128 (-303)
5K → 10K
27:05 | 8:43/mi
15K· 9.32 mi
1:22:08
Rank: #19662 (-534)
10K → 15K
28:03 | 9:02/mi
20K· 12.43 mi
1:49:40
Rank: #19451 (+211)
15K → 20K
27:32 | 8:52/mi
Half· 13.11 mi
1:55:38
Rank: #19443 (+8)
20K → Half
5:58 | 8:45/mi
25K· 15.53 mi
2:18:05
Rank: #19572 (-129)
Half → 25K
22:27 | 9:16/mi
30K· 18.64 mi
2:48:13
Rank: #19705 (-133)
25K → 30K
30:08 | 9:42/mi
20M
3:02:28
Rank: #19923 (-218)
30K → 20M
14:15 | 10:29/mi
21M
3:12:40
Rank: #19833 (+90)
20M → 21M
10:12 | 10:12/mi
35K· 21.75 mi
3:19:51
Rank: #19848 (-15)
21M → 35K
7:11 | 9:36/mi
23M
3:32:48
Rank: #19944 (-96)
35K → 23M
12:57 | 10:21/mi
24M
3:42:51
Rank: #20027 (-83)
23M → 24M
10:03 | 10:03/mi
40K· 24.85 mi
3:52:05
Rank: #20104 (-77)
24M → 40K
9:14 | 10:48/mi
25.2M
3:56:02
Rank: #20125 (-21)
40K → 25.2M
3:57 | 11:27/mi
Finish· 26.22 mi
4:05:38
Rank: #20103 (+22)
25.2M → Finish
9:36 | 9:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:38
Pace8:49 /mi
2nd Half
Distance13.11 mi
Time2:10:00
Pace9:55 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:58:3327:008:4127:00
8:41
-
10K
6.21 mi11:25:3854:058:4227:05
8:43
+0:02
15K
9.32 mi11:53:411:22:088:4928:03
9:02
+0:19
20K
12.43 mi12:21:131:49:408:4927:32
8:52
-0:10
Half
13.11 mi12:27:111:55:388:495:58
8:45
-0:07
25K
15.53 mi12:49:382:18:058:5322:27
9:16
+0:31
30K
18.64 mi13:19:462:48:139:0130:08
9:42
+0:26
20M
20.00 mi13:34:013:02:289:0714:15
10:29
+0:47
21M
21.00 mi13:44:133:12:409:1010:12
10:12
-0:17
35K
21.75 mi13:51:243:19:519:117:11
9:36
-0:36
23M
23.00 mi14:04:213:32:489:1512:57
10:21
+0:45
24M
24.00 mi14:14:243:42:519:1710:03
10:03
-0:18
40K
24.85 mi14:23:383:52:059:209:14
10:48
+0:45
25.2M
25.20 mi14:27:353:56:029:223:57
11:27
+0:39
Finish
26.22 mi14:37:114:05:389:239:36
9:25
-2:02

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

8:41 /mi

Average Pace

9:23 /mi

Slowest Pace

11:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:38

47% of race

Time at Steady Pace

1:09:22

28% of race

Time at Slower Pace

1:00:38

25% of race

Average Pace: 9:22 /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 mi10:58:3327:008:4127:00
8:41
#18825
10K
6.21 mi11:25:3854:058:4227:05
8:43
#19128
15K
9.32 mi11:53:411:22:088:4928:03
9:02
#19662
20K
12.43 mi12:21:131:49:408:4927:32
8:52
#19451
Half
13.11 mi12:27:111:55:388:495:58
8:45
#19443
25K
15.53 mi12:49:382:18:058:5322:27
9:16
#19572
30K
18.64 mi13:19:462:48:139:0130:08
9:42
#19705
20M
20.00 mi13:34:013:02:289:0714:15
10:29
#19923
21M
21.00 mi13:44:133:12:409:1010:12
10:12
#19833
35K
21.75 mi13:51:243:19:519:117:11
9:36
#19848
23M
23.00 mi14:04:213:32:489:1512:57
10:21
#19944
24M
24.00 mi14:14:243:42:519:1710:03
10:03
#20027
40K
24.85 mi14:23:383:52:059:209:14
10:48
#20104
25.2M
25.20 mi14:27:353:56:029:223:57
11:27
#20125
Finish
26.22 mi14:37:114:05:389:239:36
9:25
#20103
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi188257093709320631(Top 77%)8031(Top 70%)8031(Top 164%)
10K6.21 mi3.10 mi19128-3037234-1417234-14119530(Top 73%)7408(Top 65%)7408(Top 152%)
15K9.32 mi3.11 mi19662-5347549-3157549-31520631(Top 77%)8031(Top 70%)8031(Top 164%)
20K12.43 mi3.11 mi19451+2117400+1497400+14919028(Top 71%)7106(Top 62%)7106(Top 145%)
Half13.11 mi0.68 mi19443+87391+97391+919269(Top 72%)7260(Top 64%)7260(Top 149%)
25K15.53 mi2.42 mi19572-1297467-767467-7620063(Top 75%)7731(Top 68%)7731(Top 158%)
30K18.64 mi3.11 mi19705-1337554-877554-8720145(Top 76%)7852(Top 69%)7852(Top 161%)
20M20.00 mi1.36 mi19923-2187695-1417695-14121702(Top 82%)8809(Top 77%)8809(Top 180%)
21M21.00 mi1.00 mi19833+907644+517644+5118736(Top 70%)7191(Top 63%)7191(Top 147%)
35K21.75 mi0.75 mi19848-157667-237667-2320179(Top 76%)8036(Top 70%)8036(Top 165%)
23M23.00 mi1.25 mi19944-967733-667733-6620931(Top 79%)8486(Top 74%)8486(Top 174%)
24M24.00 mi1.00 mi20027-837789-567789-5620929(Top 79%)8499(Top 74%)8499(Top 174%)
40K24.85 mi0.85 mi20104-777846-577846-5721941(Top 82%)9118(Top 80%)9118(Top 187%)
25.2M25.20 mi0.35 mi20125-217865-197865-1921478(Top 81%)8844(Top 77%)8844(Top 181%)
Finish26.22 mi1.02 mi20103+227862+37862+319860(Top 75%)7917(Top 69%)7917(Top 162%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21stories
+97ft-345ft

Overall

20631

Females

8031

F18-39

8031

5K→10K

3.1 - 6.2 mi

Top 73%
×5stories
+79ft-138ft

Overall

19530

Females

7408

F18-39

7408

10K→15K

6.2 - 9.3 mi

Top 77%
×3stories
+67ft-78ft

Overall

20631

Females

8031

F18-39

8031

15K→20K

9.3 - 12.4 mi

Top 71%
×5stories
+106ft-86ft

Overall

19028

Females

7106

F18-39

7106

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

19269

Females

7260

F18-39

7260

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

20063

Females

7731

F18-39

7731

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

20145

Females

7852

F18-39

7852

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

21702

Females

8809

F18-39

8809

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18736

Females

7191

F18-39

7191

21M→35K

21.0 - 21.8 mi

Top 76%
×7stories
+17ft-86ft

Overall

20179

Females

8036

F18-39

8036

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

20931

Females

8486

F18-39

8486

23M→24M

23.0 - 24.0 mi

Top 79%
×6stories
+12ft-82ft

Overall

20929

Females

8499

F18-39

8499

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21941

Females

9118

F18-39

9118

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

21478

Females

8844

F18-39

8844

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

19860

Females

7917

F18-39

7917

Passing Analysis

Category:
Athletes Passed
1125
Passed By
2403
Net Change
-1278
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18825
5K → 10K213516-303#18825#19128
10K → 15K46580-534#19128#19662
15K → 20K27160+211#19662#19451
20K → Half3426+8#19451#19443
Half → 25K80209-129#19443#19572
25K → 30K126259-133#19572#19705
30K → 20M34252-218#19705#19923
20M → 21M12737+90#19923#19833
21M → 35K3651-15#19833#19848
35K → 23M45141-96#19848#19944
23M → 24M27110-83#19944#20027
24M → 40K27104-77#20027#20104
40K → 25.2M1334-21#20104#20125
25.2M → Finish4624+22#20125#20103
TOTALS11252403-1278
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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