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BOSTON MARATHON 2025

Melissa Conjack

Bib: 19656•F

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 45%
Gender (Female)
#0 / 12228
Top 30%
Division (F18-39)
#0 / 5469
Top 49%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:25
Rank: #12592
Start → 5K
23:25 | 7:32/mi
10K· 6.21 mi
47:01
Rank: #12725 (-133)
5K → 10K
23:36 | 7:36/mi
15K· 9.32 mi
1:11:07
Rank: #13138 (-413)
10K → 15K
24:06 | 7:45/mi
20K· 12.43 mi
1:35:57
Rank: #13543 (-405)
15K → 20K
24:50 | 8:00/mi
Half· 13.11 mi
1:41:25
Rank: #13683 (-140)
20K → Half
5:28 | 8:01/mi
25K· 15.53 mi
2:01:10
Rank: #13894 (-211)
Half → 25K
19:45 | 8:09/mi
30K· 18.64 mi
2:27:07
Rank: #13813 (+81)
25K → 30K
25:57 | 8:21/mi
20M
2:38:21
Rank: #13657 (+156)
30K → 20M
11:14 | 8:16/mi
21M
2:46:51
Rank: #13446 (+211)
20M → 21M
8:30 | 8:30/mi
35K· 21.75 mi
2:52:49
Rank: #13385 (+61)
21M → 35K
5:58 | 7:59/mi
23M
3:03:19
Rank: #13298 (+87)
35K → 23M
10:30 | 8:23/mi
24M
3:11:18
Rank: #13185 (+113)
23M → 24M
7:59 | 7:59/mi
40K· 24.85 mi
3:18:19
Rank: #13106 (+79)
24M → 40K
7:01 | 8:12/mi
25.2M
3:21:20
Rank: #13065 (+41)
40K → 25.2M
3:01 | 8:45/mi
Finish· 26.22 mi
3:28:58
Rank: #12896 (+169)
25.2M → Finish
7:38 | 7:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:25
Pace7:44 /mi
2nd Half
Distance13.11 mi
Time1:47:33
Pace8:12 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:3023:257:3223:25
7:32
-
10K
6.21 mi11:39:0647:017:3423:36
7:36
+0:04
15K
9.32 mi12:03:121:11:077:3824:06
7:45
+0:09
20K
12.43 mi12:28:021:35:577:4324:50
8:00
+0:15
Half
13.11 mi12:33:301:41:257:445:28
8:01
+0:01
25K
15.53 mi12:53:152:01:107:4819:45
8:09
+0:08
30K
18.64 mi13:19:122:27:077:5425:57
8:21
+0:12
20M
20.00 mi13:30:262:38:217:5511:14
8:16
-0:05
21M
21.00 mi13:38:562:46:517:578:30
8:30
+0:14
35K
21.75 mi13:44:542:52:497:575:58
7:59
-0:31
23M
23.00 mi13:55:243:03:197:5810:30
8:23
+0:24
24M
24.00 mi14:03:233:11:187:587:59
7:59
-0:24
40K
24.85 mi14:10:243:18:197:597:01
8:12
+0:13
25.2M
25.20 mi14:13:253:21:207:593:01
8:45
+0:33
Finish
26.22 mi14:21:033:28:587:597:38
7:29
-1:16

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

7:29 /mi

Average Pace

7:59 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:46

72% of race

Time at Steady Pace

59:12

28% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:58 /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 mi11:15:3023:257:3223:25
7:32
#12592
10K
6.21 mi11:39:0647:017:3423:36
7:36
#12725
15K
9.32 mi12:03:121:11:077:3824:06
7:45
#13138
20K
12.43 mi12:28:021:35:577:4324:50
8:00
#13543
Half
13.11 mi12:33:301:41:257:445:28
8:01
#13683
25K
15.53 mi12:53:152:01:107:4819:45
8:09
#13894
30K
18.64 mi13:19:122:27:077:5425:57
8:21
#13813
20M
20.00 mi13:30:262:38:217:5511:14
8:16
#13657
21M
21.00 mi13:38:562:46:517:578:30
8:30
#13446
35K
21.75 mi13:44:542:52:497:575:58
7:59
#13385
23M
23.00 mi13:55:243:03:197:5810:30
8:23
#13298
24M
24.00 mi14:03:233:11:187:587:59
7:59
#13185
40K
24.85 mi14:10:243:18:197:597:01
8:12
#13106
25.2M
25.20 mi14:13:253:21:207:593:01
8:45
#13065
Finish
26.22 mi14:21:033:28:587:597:38
7:29
#12896
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi125923111311114006(Top 49%)4018(Top 33%)4018(Top 73%)
10K6.21 mi3.10 mi12725-1333192-813192-8113001(Top 46%)3368(Top 28%)3368(Top 62%)
15K9.32 mi3.11 mi13138-4133474-2823474-28214006(Top 49%)4018(Top 33%)4018(Top 73%)
20K12.43 mi3.11 mi13543-4053755-2813755-28114886(Top 52%)4579(Top 37%)4579(Top 84%)
Half13.11 mi0.68 mi13683-1403842-873842-8715991(Top 56%)5152(Top 42%)5152(Top 94%)
25K15.53 mi2.42 mi13894-2113985-1433985-14314951(Top 53%)4709(Top 39%)4709(Top 86%)
30K18.64 mi3.11 mi13813+814003-184003-1813842(Top 49%)4275(Top 35%)4275(Top 78%)
20M20.00 mi1.36 mi13657+1563939+643939+6412292(Top 43%)3592(Top 29%)3592(Top 66%)
21M21.00 mi1.00 mi13446+2113859+803859+8010508(Top 37%)2867(Top 23%)2867(Top 52%)
35K21.75 mi0.75 mi13385+613847+123847+1212144(Top 43%)3718(Top 30%)3718(Top 68%)
23M23.00 mi1.25 mi13298+873841+63841+612601(Top 44%)4050(Top 33%)4050(Top 74%)
24M24.00 mi1.00 mi13185+1133809+323809+3211158(Top 39%)3390(Top 28%)3390(Top 62%)
40K24.85 mi0.85 mi13106+793788+213788+2111622(Top 41%)3714(Top 30%)3714(Top 68%)
25.2M25.20 mi0.35 mi13065+413777+113777+1110386(Top 37%)3222(Top 26%)3222(Top 59%)
Finish26.22 mi1.02 mi12896+1693707+703707+709154(Top 32%)2611(Top 21%)2611(Top 48%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

14006

Females

4018

F18-39

4018

5K→10K

3.1 - 6.2 mi

Top 46%
×5stories
+79ft-138ft

Overall

13001

Females

3368

F18-39

3368

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

14006

Females

4018

F18-39

4018

15K→20K

9.3 - 12.4 mi

Top 52%
×5stories
+106ft-86ft

Overall

14886

Females

4579

F18-39

4579

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

15991

Females

5152

F18-39

5152

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

14951

Females

4709

F18-39

4709

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

13842

Females

4275

F18-39

4275

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

12292

Females

3592

F18-39

3592

20M→21M

20.0 - 21.0 mi

Top 37%
×8stories
+106ft-24ft

Overall

10508

Females

2867

F18-39

2867

21M→35K

21.0 - 21.8 mi

Top 43%
×7stories
+17ft-86ft

Overall

12144

Females

3718

F18-39

3718

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

12601

Females

4050

F18-39

4050

23M→24M

23.0 - 24.0 mi

Top 39%
×6stories
+12ft-82ft

Overall

11158

Females

3390

F18-39

3390

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11622

Females

3714

F18-39

3714

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1story
+13ft-16ft

Overall

10386

Females

3222

F18-39

3222

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

9154

Females

2611

F18-39

2611

Passing Analysis

Category:
Athletes Passed
1947
Passed By
2251
Net Change
-304
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12592
5K → 10K229362-133#12592#12725
10K → 15K82495-413#12725#13138
15K → 20K104509-405#13138#13543
20K → Half6146-140#13543#13683
Half → 25K121332-211#13683#13894
25K → 30K277196+81#13894#13813
30K → 20M19741+156#13813#13657
20M → 21M22514+211#13657#13446
21M → 35K9029+61#13446#13385
35K → 23M14255+87#13385#13298
23M → 24M13522+113#13298#13185
24M → 40K11031+79#13185#13106
40K → 25.2M5211+41#13106#13065
25.2M → Finish1778+169#13065#12896
TOTALS19472251-304
📊

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