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BOSTON MARATHON 2025

Giselle Blanco

Bib: 16224 F AR

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 44%
Gender (Female)
#0 / 12228
Top 28%
Masters (Masters Women)
#0 / 6759
Top 13%
Division (F40-44)
#0 / 1718
Top 28%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:18/mi
22:42
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:26/mi
45:47
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:33/mi
1:09:15
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:37/mi
1:32:56
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:36/mi
1:38:07
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
8:04/mi
1:57:40
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
8:11/mi
2:23:05
↑ 181↓ 1480.2%
138 ft elev
20M
8:18/mi
2:34:22
↑ 64↓ 500.2%
148 ft elev
21M
9:00/mi
2:43:22
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
8:15/mi
2:49:32
↑ 17↓ 861.7%
156 ft elev
23M
8:23/mi
3:00:02
↑ 23↓ 630.6%
116 ft elev
24M
8:16/mi
3:08:18
↓ 821.3%
34 ft elev
40K· 24.85 mi
8:25/mi
3:15:30
↓ 200.3%
20 ft elev
25.2M
9:31/mi
3:18:47
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
8:19/mi
3:27:16
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:07
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:49:09
Pace8:20 /mi
📊Positive Split: 11.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:4722:427:1822:42
7:18
-
10K
6.21 mi11:18:5245:477:2223:05
7:26
+0:08
15K
9.32 mi11:42:201:09:157:2623:28
7:33
+0:07
20K
12.43 mi12:06:011:32:567:2923:41
7:37
+0:04
Half
13.11 mi12:11:121:38:077:295:11
7:36
-0:01
25K
15.53 mi12:30:451:57:407:3419:33
8:04
+0:28
30K
18.64 mi12:56:102:23:057:4125:25
8:11
+0:07
20M
20.00 mi13:07:272:34:227:4311:17
8:18
+0:07
21M
21.00 mi13:16:272:43:227:479:00
9:00
+0:42
35K
21.75 mi13:22:372:49:327:486:10
8:15
-0:45
23M
23.00 mi13:33:073:00:027:5010:30
8:23
+0:08
24M
24.00 mi13:41:233:08:187:518:16
8:16
-0:07
40K
24.85 mi13:48:353:15:307:527:12
8:25
+0:09
25.2M
25.20 mi13:51:523:18:477:533:17
9:31
+1:06
Finish
26.22 mi14:00:213:27:167:558:29
8:19
-1:12

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

7:18 /mi

Average Pace

7:55 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:07

47% of race

Time at Steady Pace

1:36:52

47% of race

Time at Slower Pace

12:17

6% of race

Average Pace: 7:54 /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 mi10:55:4722:427:1822:42
7:18
#10445
10K
6.21 mi11:18:5245:477:2223:05
7:26
#10948
15K
9.32 mi11:42:201:09:157:2623:28
7:33
#11348
20K
12.43 mi12:06:011:32:567:2923:41
7:37
#11451
Half
13.11 mi12:11:121:38:077:295:11
7:36
#11514
25K
15.53 mi12:30:451:57:407:3419:33
8:04
#11959
30K
18.64 mi12:56:102:23:057:4125:25
8:11
#12046
20M
20.00 mi13:07:272:34:227:4311:17
8:18
#12066
21M
21.00 mi13:16:272:43:227:479:00
9:00
#12132
35K
21.75 mi13:22:372:49:327:486:10
8:15
#12193
23M
23.00 mi13:33:073:00:027:5010:30
8:23
#12184
24M
24.00 mi13:41:233:08:187:518:16
8:16
#12223
40K
24.85 mi13:48:353:15:307:527:12
8:25
#12230
25.2M
25.20 mi13:51:523:18:477:533:17
9:31
#12261
Finish
26.22 mi14:00:213:27:167:558:29
8:19
#12355
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi104452016201612225(Top 43%)3036(Top 25%)3036(Top 177%)
10K6.21 mi3.10 mi10948-5032284-2682284-26811476(Top 40%)2555(Top 21%)2555(Top 149%)
15K9.32 mi3.11 mi11348-4002499-2152499-21512225(Top 43%)3036(Top 25%)3036(Top 177%)
20K12.43 mi3.11 mi11451-1032583-842583-8411773(Top 41%)2879(Top 24%)2879(Top 168%)
Half13.11 mi0.68 mi11514-632619-362619-3612608(Top 44%)3292(Top 27%)3292(Top 192%)
25K15.53 mi2.42 mi11959-4452900-2812900-28114367(Top 51%)4402(Top 36%)4402(Top 256%)
30K18.64 mi3.11 mi12046-873022-1223022-12212691(Top 45%)3659(Top 30%)3659(Top 213%)
20M20.00 mi1.36 mi12066-203071-493071-4912520(Top 44%)3703(Top 30%)3703(Top 216%)
21M21.00 mi1.00 mi12132-663143-723143-7213515(Top 48%)4363(Top 36%)4363(Top 254%)
35K21.75 mi0.75 mi12193-613205-623205-6213908(Top 49%)4620(Top 38%)4620(Top 269%)
23M23.00 mi1.25 mi12184+93231-263231-2612595(Top 44%)4044(Top 33%)4044(Top 235%)
24M24.00 mi1.00 mi12223-393286-553286-5513040(Top 46%)4331(Top 35%)4331(Top 252%)
40K24.85 mi0.85 mi12230-73324-383324-3812939(Top 46%)4401(Top 36%)4401(Top 256%)
25.2M25.20 mi0.35 mi12261-313351-273351-2714710(Top 52%)5380(Top 44%)5380(Top 313%)
Finish26.22 mi1.02 mi12355-943437-863437-8615080(Top 53%)5517(Top 45%)5517(Top 321%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

12225

Females

3036

F40-44

3036

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

11476

Females

2555

F40-44

2555

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

12225

Females

3036

F40-44

3036

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

11773

Females

2879

F40-44

2879

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

12608

Females

3292

F40-44

3292

Half→25K

13.1 - 15.5 mi

Top 51%
×4story building
+66ft-88ft

Overall

14367

Females

4402

F40-44

4402

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

12691

Females

3659

F40-44

3659

30K→20M

18.6 - 20.0 mi

Top 44%
×5story building
+64ft-50ft

Overall

12520

Females

3703

F40-44

3703

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

13515

Females

4363

F40-44

4363

21M→35K

21.0 - 21.8 mi

Top 49%
×7story building
+17ft-86ft

Overall

13908

Females

4620

F40-44

4620

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

12595

Females

4044

F40-44

4044

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

13040

Females

4331

F40-44

4331

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12939

Females

4401

F40-44

4401

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

14710

Females

5380

F40-44

5380

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2story building
+22ft-21ft

Overall

15080

Females

5517

F40-44

5517

Passing Analysis

Category:
Athletes Passed
1200
Passed By
3110
Net Change
-1910
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10445
5K → 10K99602-503#10445#10948
10K → 15K89489-400#10948#11348
15K → 20K150253-103#11348#11451
20K → Half1881-63#11451#11514
Half → 25K72517-445#11514#11959
25K → 30K209296-87#11959#12046
30K → 20M109129-20#12046#12066
20M → 21M85151-66#12066#12132
21M → 35K48109-61#12132#12193
35K → 23M113104+9#12193#12184
23M → 24M6099-39#12184#12223
24M → 40K7885-7#12223#12230
40K → 25.2M1950-31#12230#12261
25.2M → Finish51145-94#12261#12355
TOTALS12003110-1910
📊

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