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BOSTON MARATHON 2025

Natalia Quiroga

Bib: 22925•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 47%
Division (F50-54)
#0 / 1303
Top 44%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:58
Rank: #20920
Start → 5K
26:58 | 8:41/mi
10K· 6.21 mi
54:13
Rank: #21034 (-114)
5K → 10K
27:15 | 8:46/mi
15K· 9.32 mi
1:21:23
Rank: #20918 (+116)
10K → 15K
27:10 | 8:45/mi
20K· 12.43 mi
1:48:58
Rank: #20760 (+158)
15K → 20K
27:35 | 8:53/mi
Half· 13.11 mi
1:54:53
Rank: #20740 (+20)
20K → Half
5:55 | 8:40/mi
25K· 15.53 mi
2:17:17
Rank: #20800 (-60)
Half → 25K
22:24 | 9:14/mi
30K· 18.64 mi
2:45:01
Rank: #20143 (+657)
25K → 30K
27:44 | 8:56/mi
20M
2:57:02
Rank: #19846 (+297)
30K → 20M
12:01 | 8:51/mi
21M
3:06:20
Rank: #19566 (+280)
20M → 21M
9:18 | 9:18/mi
35K· 21.75 mi
3:12:28
Rank: #19371 (+195)
21M → 35K
6:08 | 8:12/mi
23M
3:23:16
Rank: #19089 (+282)
35K → 23M
10:48 | 8:38/mi
24M
3:31:44
Rank: #18889 (+200)
23M → 24M
8:28 | 8:28/mi
40K· 24.85 mi
3:39:12
Rank: #18740 (+149)
24M → 40K
7:28 | 8:44/mi
25.2M
3:42:29
Rank: #18656 (+84)
40K → 25.2M
3:17 | 9:31/mi
Finish· 26.22 mi
3:50:58
Rank: #18536 (+120)
25.2M → Finish
8:29 | 8:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:53
Pace8:46 /mi
2nd Half
Distance13.11 mi
Time1:56:05
Pace8:51 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:4426:588:4126:58
8:41
-
10K
6.21 mi11:51:5954:138:4427:15
8:46
+0:05
15K
9.32 mi12:19:091:21:238:4427:10
8:45
-0:01
20K
12.43 mi12:46:441:48:588:4627:35
8:53
+0:08
Half
13.11 mi12:52:391:54:538:465:55
8:40
-0:13
25K
15.53 mi13:15:032:17:178:5022:24
9:14
+0:34
30K
18.64 mi13:42:472:45:018:5127:44
8:56
-0:18
20M
20.00 mi13:54:482:57:028:5112:01
8:51
-0:05
21M
21.00 mi14:04:063:06:208:529:18
9:18
+0:27
35K
21.75 mi14:10:143:12:288:516:08
8:12
-1:06
23M
23.00 mi14:21:023:23:168:5010:48
8:38
+0:26
24M
24.00 mi14:29:303:31:448:498:28
8:28
-0:10
40K
24.85 mi14:36:583:39:128:497:28
8:44
+0:16
25.2M
25.20 mi14:40:153:42:298:503:17
9:31
+0:47
Finish
26.22 mi14:48:443:50:588:498:29
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

8:12 /mi

Average Pace

8:49 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:15:59

85% of race

Time at Steady Pace

34:59

15% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:49 /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 mi11:24:4426:588:4126:58
8:41
#20920
10K
6.21 mi11:51:5954:138:4427:15
8:46
#21034
15K
9.32 mi12:19:091:21:238:4427:10
8:45
#20918
20K
12.43 mi12:46:441:48:588:4627:35
8:53
#20760
Half
13.11 mi12:52:391:54:538:465:55
8:40
#20740
25K
15.53 mi13:15:032:17:178:5022:24
9:14
#20800
30K
18.64 mi13:42:472:45:018:5127:44
8:56
#20143
20M
20.00 mi13:54:482:57:028:5112:01
8:51
#19846
21M
21.00 mi14:04:063:06:208:529:18
9:18
#19566
35K
21.75 mi14:10:143:12:288:516:08
8:12
#19371
23M
23.00 mi14:21:023:23:168:5010:48
8:38
#19089
24M
24.00 mi14:29:303:31:448:498:28
8:28
#18889
40K
24.85 mi14:36:583:39:128:497:28
8:44
#18740
25.2M
25.20 mi14:40:153:42:298:503:17
9:31
#18656
Finish
26.22 mi14:48:443:50:588:498:29
8:19
#18536
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi209208030803020725(Top 73%)7839(Top 64%)7839(Top 602%)
10K6.21 mi3.10 mi21034-1148072-428072-4221257(Top 75%)8172(Top 67%)8172(Top 627%)
15K9.32 mi3.11 mi20918+1168000+728000+7220725(Top 73%)7839(Top 64%)7839(Top 602%)
20K12.43 mi3.11 mi20760+1587903+977903+9720364(Top 72%)7688(Top 63%)7688(Top 590%)
Half13.11 mi0.68 mi20740+207894+97894+920215(Top 71%)7588(Top 62%)7588(Top 582%)
25K15.53 mi2.42 mi20800-607931-377931-3720931(Top 74%)8059(Top 66%)8059(Top 618%)
30K18.64 mi3.11 mi20143+6577609+3227609+32217301(Top 61%)6192(Top 51%)6192(Top 475%)
20M20.00 mi1.36 mi19846+2977458+1517458+15115938(Top 56%)5565(Top 46%)5565(Top 427%)
21M21.00 mi1.00 mi19566+2807327+1317327+13115189(Top 53%)5293(Top 43%)5293(Top 406%)
35K21.75 mi0.75 mi19371+1957233+947233+9413691(Top 48%)4538(Top 37%)4538(Top 348%)
23M23.00 mi1.25 mi19089+2827095+1387095+13814139(Top 50%)4883(Top 40%)4883(Top 375%)
24M24.00 mi1.00 mi18889+2007012+837012+8314345(Top 51%)5014(Top 41%)5014(Top 385%)
40K24.85 mi0.85 mi18740+1496957+556957+5514858(Top 52%)5455(Top 45%)5455(Top 419%)
25.2M25.20 mi0.35 mi18656+846924+336924+3314794(Top 52%)5464(Top 45%)5464(Top 419%)
Finish26.22 mi1.02 mi18536+1206872+526872+5215123(Top 53%)5560(Top 45%)5560(Top 427%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21stories
+97ft-345ft

Overall

20725

Females

7839

F50-54

7839

5K→10K

3.1 - 6.2 mi

Top 75%
×5stories
+79ft-138ft

Overall

21257

Females

8172

F50-54

8172

10K→15K

6.2 - 9.3 mi

Top 73%
×3stories
+67ft-78ft

Overall

20725

Females

7839

F50-54

7839

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

20364

Females

7688

F50-54

7688

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

20215

Females

7588

F50-54

7588

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

20931

Females

8059

F50-54

8059

25K→30K

15.5 - 18.6 mi

Top 61%
×9stories
+181ft-148ft

Overall

17301

Females

6192

F50-54

6192

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

15938

Females

5565

F50-54

5565

20M→21M

20.0 - 21.0 mi

Top 53%
×8stories
+106ft-24ft

Overall

15189

Females

5293

F50-54

5293

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

13691

Females

4538

F50-54

4538

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

14139

Females

4883

F50-54

4883

23M→24M

23.0 - 24.0 mi

Top 51%
×6stories
+12ft-82ft

Overall

14345

Females

5014

F50-54

5014

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

14858

Females

5455

F50-54

5455

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

14794

Females

5464

F50-54

5464

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2stories
+22ft-21ft

Overall

15123

Females

5560

F50-54

5560

Passing Analysis

Category:
Athletes Passed
3213
Passed By
829
Net Change
+2384
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20920
5K → 10K221335-114#20920#21034
10K → 15K243127+116#21034#20918
15K → 20K263105+158#20918#20760
20K → Half4323+20#20760#20740
Half → 25K131191-60#20740#20800
25K → 30K6603+657#20800#20143
30K → 20M3036+297#20143#19846
20M → 21M2877+280#19846#19566
21M → 35K1961+195#19566#19371
35K → 23M2831+282#19371#19089
23M → 24M2022+200#19089#18889
24M → 40K15910+149#18889#18740
40K → 25.2M884+84#18740#18656
25.2M → Finish13414+120#18656#18536
TOTALS3213829+2384
📊

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