Charlotte Montero

Bib: 20279F

CO

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 46%
Masters (Masters Women)
#0 / 6862
Top 32%
Age Group (F40-44)
#0 / 1737
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
26:12
3.11 mi
Rank: #19701
Start5K
26:12 | 8:26/mi
10K
51:04
6.21 mi
Rank: #18513 (+1188)
5K10K
24:52 | 8:01/mi
15K
1:16:28
9.32 mi
Rank: #18412 (+101)
10K15K
25:24 | 8:11/mi
20K
1:42:21
12.43 mi
Rank: #18379 (+33)
15K20K
25:53 | 8:20/mi
HALF
1:47:40
13.11 mi
Rank: #18253 (+126)
20KHALF
5:19 | 7:48/mi
25K
2:07:07
15.53 mi
Rank: #17834 (+419)
HALF25K
19:27 | 8:02/mi
30K
2:33:58
18.64 mi
Rank: #17766 (+68)
25K30K
26:51 | 8:39/mi
20M
2:44:43
20.00 mi
Rank: #17386 (+380)
30K20M
10:45 | 7:55/mi
21M
2:53:11
21.00 mi
Rank: #17105 (+281)
20M21M
8:28 | 8:28/mi
35K
2:59:09
21.75 mi
Rank: #17000 (+105)
21M35K
5:58 | 7:59/mi
23M
3:09:18
23.00 mi
Rank: #16759 (+241)
35K23M
10:09 | 8:07/mi
24M
3:17:15
24.00 mi
Rank: #16580 (+179)
23M24M
7:57 | 7:57/mi
40K
3:24:25
24.85 mi
Rank: #16504 (+76)
24M40K
7:10 | 8:23/mi
25.2M
3:27:33
25.20 mi
Rank: #16476 (+28)
40K25.2M
3:08 | 9:06/mi
FINISH
3:35:38
26.22 mi
Rank: #16392 (+84)
25.2MFINISH
8:05 | 7:56/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:47:40
Pace8:13 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:47:58
Pace8:15 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1626:128:2626:12
8:26
-
10K
6.21 mi11:39:0851:048:1424:52
8:01
-0:25
15K
9.32 mi12:04:321:16:288:1325:24
8:11
+0:10
20K
12.43 mi12:30:251:42:218:1525:53
8:20
+0:09
HALF
13.11 mi12:35:441:47:408:135:19
7:48
-0:32
25K
15.53 mi12:55:112:07:078:1119:27
8:02
+0:14
30K
18.64 mi13:22:022:33:588:1626:51
8:39
+0:37
20M
20.00 mi13:32:472:44:438:1510:45
7:55
-0:44
21M
21.00 mi13:41:152:53:118:158:28
8:28
+0:33
35K
21.75 mi13:47:132:59:098:155:58
7:59
-0:29
23M
23.00 mi13:57:223:09:188:1410:09
8:07
+0:08
24M
24.00 mi14:05:193:17:158:147:57
7:57
-0:10
40K
24.85 mi14:12:293:24:258:147:10
8:23
+0:26
25.2M
25.20 mi14:15:373:27:338:153:08
9:06
+0:43
FINISH
26.22 mi14:23:423:35:388:148:05
7:56
-1:10

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:48 /mi

Average Pace

8:14 /mi

Slowest Pace

9:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

3:05:39

86% of race

Time at Steady Pace

29:59

14% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:13 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:14:1626:128:2626:12
8:26
#19701
10K
6.21 mi11:39:0851:048:1424:52
8:01
#18513
15K
9.32 mi12:04:321:16:288:1325:24
8:11
#18412
20K
12.43 mi12:30:251:42:218:1525:53
8:20
#18379
HALF
13.11 mi12:35:441:47:408:135:19
7:48
#18253
25K
15.53 mi12:55:112:07:078:1119:27
8:02
#17834
30K
18.64 mi13:22:022:33:588:1626:51
8:39
#17766
20M
20.00 mi13:32:472:44:438:1510:45
7:55
#17386
21M
21.00 mi13:41:152:53:118:158:28
8:28
#17105
35K
21.75 mi13:47:132:59:098:155:58
7:59
#17000
23M
23.00 mi13:57:223:09:188:1410:09
8:07
#16759
24M
24.00 mi14:05:193:17:158:147:57
7:57
#16580
40K
24.85 mi14:12:293:24:258:147:10
8:23
#16504
25.2M
25.20 mi14:15:373:27:338:153:08
9:06
#16476
FINISH
26.22 mi14:23:423:35:388:148:05
7:56
#16392
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi197017473747318192(Top 63%)6569(Top 52%)6569(Top 378%)
10K6.21 mi3.10 mi18513+11886783+6906783+69017275(Top 60%)6074(Top 48%)6074(Top 350%)
15K9.32 mi3.11 mi18412+1016713+706713+7018192(Top 63%)6569(Top 52%)6569(Top 378%)
20K12.43 mi3.11 mi18379+336695+186695+1818296(Top 63%)6685(Top 53%)6685(Top 385%)
HALF13.11 mi0.68 mi18253+1266628+676628+6715625(Top 54%)5125(Top 41%)5125(Top 295%)
25K15.53 mi2.42 mi17834+4196405+2236405+22315592(Top 54%)5195(Top 41%)5195(Top 299%)
30K18.64 mi3.11 mi17766+686397+86397+817698(Top 61%)6507(Top 52%)6507(Top 375%)
20M20.00 mi1.36 mi17386+3806192+2056192+20512252(Top 42%)3550(Top 28%)3550(Top 204%)
21M21.00 mi1.00 mi17105+2816052+1406052+14012960(Top 45%)4046(Top 32%)4046(Top 233%)
35K21.75 mi0.75 mi17000+1056013+396013+3914394(Top 50%)4868(Top 39%)4868(Top 280%)
23M23.00 mi1.25 mi16759+2415900+1135900+11313249(Top 46%)4322(Top 34%)4322(Top 249%)
24M24.00 mi1.00 mi16580+1795817+835817+8313442(Top 46%)4501(Top 36%)4501(Top 259%)
40K24.85 mi0.85 mi16504+765799+185799+1814992(Top 52%)5433(Top 43%)5433(Top 313%)
25.2M25.20 mi0.35 mi16476+285797+25797+215272(Top 53%)5593(Top 44%)5593(Top 322%)
FINISH26.22 mi1.02 mi16392+845776+215776+2114773(Top 51%)5326(Top 42%)5326(Top 307%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21
+97ft-345ft

Overall

18192

Females

6569

F40-44

6569

5K→10K

3.1 - 6.2 mi

Top 60%
×5
+79ft-138ft

Overall

17275

Females

6074

F40-44

6074

10K→15K

6.2 - 9.3 mi

Top 63%
×3
+67ft-78ft

Overall

18192

Females

6569

F40-44

6569

15K→20K

9.3 - 12.4 mi

Top 63%
×5
+106ft-86ft

Overall

18296

Females

6685

F40-44

6685

20K→HALF

12.4 - 13.1 mi

Top 54%
×2
+19ft-37ft

Overall

15625

Females

5125

F40-44

5125

HALF→25K

13.1 - 15.5 mi

Top 54%
×4
+66ft-88ft

Overall

15592

Females

5195

F40-44

5195

25K→30K

15.5 - 18.6 mi

Top 61%
×9
+181ft-148ft

Overall

17698

Females

6507

F40-44

6507

30K→20M

18.6 - 20.0 mi

Top 42%
×5
+64ft-50ft

Overall

12252

Females

3550

F40-44

3550

20M→21M

20.0 - 21.0 mi

Top 45%
×8
+106ft-24ft

Overall

12960

Females

4046

F40-44

4046

21M→35K

21.0 - 21.8 mi

Top 50%
×7
+17ft-86ft

Overall

14394

Females

4868

F40-44

4868

35K→23M

21.8 - 23.0 mi

Top 46%
×5
+23ft-63ft

Overall

13249

Females

4322

F40-44

4322

23M→24M

23.0 - 24.0 mi

Top 46%
×6
+12ft-82ft

Overall

13442

Females

4501

F40-44

4501

24M→40K

24.0 - 24.9 mi

Top 52%
×1
+6ft-20ft

Overall

14992

Females

5433

F40-44

5433

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1
+13ft-16ft

Overall

15272

Females

5593

F40-44

5593

25.2M→FINISH

25.2 - 26.2 mi

Top 51%
×2
+22ft-21ft

Overall

14773

Females

5326

F40-44

5326

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 5 hours ago. This usually takes 10-20 minutes. Please check back shortly.

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing