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BOSTON MARATHON 2025

Karen Ziga

Bib: 9715•F

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 33%
Gender (Female)
#0 / 12228
Top 16%
Masters (Masters Women)
#0 / 6759
Top 6%
Division (F40-44)
#0 / 1718
Top 13%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:59
Rank: #14135
Start → 5K
23:59 | 7:43/mi
10K· 6.21 mi
47:13
Rank: #13031 (+1104)
5K → 10K
23:14 | 7:29/mi
15K· 9.32 mi
1:10:24
Rank: #12461 (+570)
10K → 15K
23:11 | 7:28/mi
20K· 12.43 mi
1:33:44
Rank: #12017 (+444)
15K → 20K
23:20 | 7:31/mi
Half· 13.11 mi
1:38:46
Rank: #11929 (+88)
20K → Half
5:02 | 7:23/mi
25K· 15.53 mi
1:57:01
Rank: #11618 (+311)
Half → 25K
18:15 | 7:32/mi
30K· 18.64 mi
2:21:29
Rank: #11355 (+263)
25K → 30K
24:28 | 7:53/mi
20M
2:32:02
Rank: #11097 (+258)
30K → 20M
10:33 | 7:46/mi
21M
2:40:03
Rank: #10848 (+249)
20M → 21M
8:01 | 8:01/mi
35K· 21.75 mi
2:45:21
Rank: #10635 (+213)
21M → 35K
5:18 | 7:05/mi
23M
2:54:33
Rank: #10264 (+371)
35K → 23M
9:12 | 7:21/mi
24M
3:01:45
Rank: #10014 (+250)
23M → 24M
7:12 | 7:12/mi
40K· 24.85 mi
3:07:50
Rank: #9726 (+288)
24M → 40K
6:05 | 7:07/mi
25.2M
3:10:34
Rank: #9623 (+103)
40K → 25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
3:17:36
Rank: #9395 (+228)
25.2M → Finish
7:02 | 6:54/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:38:46
Pace7:32 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:38:50
Pace7:32 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:2723:597:4323:59
7:43
-
10K
6.21 mi11:14:4147:137:3623:14
7:29
-0:14
15K
9.32 mi11:37:521:10:247:3323:11
7:28
-0:01
20K
12.43 mi12:01:121:33:447:3323:20
7:31
+0:03
Half
13.11 mi12:06:141:38:467:325:02
7:23
-0:08
25K
15.53 mi12:24:291:57:017:3218:15
7:32
+0:09
30K
18.64 mi12:48:572:21:297:3524:28
7:53
+0:21
20M
20.00 mi12:59:302:32:027:3610:33
7:46
-0:07
21M
21.00 mi13:07:312:40:037:378:01
8:01
+0:15
35K
21.75 mi13:12:492:45:217:365:18
7:05
-0:56
23M
23.00 mi13:22:012:54:337:359:12
7:21
+0:16
24M
24.00 mi13:29:133:01:457:347:12
7:12
-0:09
40K
24.85 mi13:35:183:07:507:336:05
7:07
-0:05
25.2M
25.20 mi13:38:023:10:347:342:44
7:56
+0:49
Finish
26.22 mi13:45:043:17:367:337:02
6:54
-1:02

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

6:54 /mi

Average Pace

7:33 /mi

Slowest Pace

8:01 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:51

65% of race

Time at Steady Pace

1:09:45

35% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:32 /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 mi10:51:2723:597:4323:59
7:43
#14135
10K
6.21 mi11:14:4147:137:3623:14
7:29
#13031
15K
9.32 mi11:37:521:10:247:3323:11
7:28
#12461
20K
12.43 mi12:01:121:33:447:3323:20
7:31
#12017
Half
13.11 mi12:06:141:38:467:325:02
7:23
#11929
25K
15.53 mi12:24:291:57:017:3218:15
7:32
#11618
30K
18.64 mi12:48:572:21:297:3524:28
7:53
#11355
20M
20.00 mi12:59:302:32:027:3610:33
7:46
#11097
21M
21.00 mi13:07:312:40:037:378:01
8:01
#10848
35K
21.75 mi13:12:492:45:217:365:18
7:05
#10635
23M
23.00 mi13:22:012:54:337:359:12
7:21
#10264
24M
24.00 mi13:29:133:01:457:347:12
7:12
#10014
40K
24.85 mi13:35:183:07:507:336:05
7:07
#9726
25.2M
25.20 mi13:38:023:10:347:342:44
7:56
#9623
Finish
26.22 mi13:45:043:17:367:337:02
6:54
#9395
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi141353991399111446(Top 40%)2600(Top 21%)2600(Top 151%)
10K6.21 mi3.10 mi13031+11043355+6363355+63611909(Top 42%)2761(Top 23%)2761(Top 161%)
15K9.32 mi3.11 mi12461+5703080+2753080+27511446(Top 40%)2600(Top 21%)2600(Top 151%)
20K12.43 mi3.11 mi12017+4442878+2022878+20210856(Top 38%)2395(Top 20%)2395(Top 139%)
Half13.11 mi0.68 mi11929+882842+362842+3610708(Top 38%)2273(Top 19%)2273(Top 132%)
25K15.53 mi2.42 mi11618+3112716+1262716+12610198(Top 36%)2184(Top 18%)2184(Top 127%)
30K18.64 mi3.11 mi11355+2632651+652651+6510459(Top 37%)2517(Top 21%)2517(Top 147%)
20M20.00 mi1.36 mi11097+2582554+972554+978812(Top 31%)1893(Top 15%)1893(Top 110%)
21M21.00 mi1.00 mi10848+2492472+822472+827463(Top 26%)1497(Top 12%)1497(Top 87%)
35K21.75 mi0.75 mi10635+2132376+962376+965959(Top 21%)927(Top 8%)927(Top 54%)
23M23.00 mi1.25 mi10264+3712247+1292247+1295781(Top 20%)936(Top 8%)936(Top 54%)
24M24.00 mi1.00 mi10014+2502151+962151+965874(Top 21%)1031(Top 8%)1031(Top 60%)
40K24.85 mi0.85 mi9726+2882042+1092042+1094617(Top 16%)681(Top 6%)681(Top 40%)
25.2M25.20 mi0.35 mi9623+1032015+272015+275676(Top 20%)1139(Top 9%)1139(Top 66%)
Finish26.22 mi1.02 mi9395+2281945+701945+705150(Top 18%)923(Top 8%)923(Top 54%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

11446

Females

2600

F40-44

2600

5K→10K

3.1 - 6.2 mi

Top 42%
×5stories
+79ft-138ft

Overall

11909

Females

2761

F40-44

2761

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

11446

Females

2600

F40-44

2600

15K→20K

9.3 - 12.4 mi

Top 38%
×5stories
+106ft-86ft

Overall

10856

Females

2395

F40-44

2395

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10708

Females

2273

F40-44

2273

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

10198

Females

2184

F40-44

2184

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

10459

Females

2517

F40-44

2517

30K→20M

18.6 - 20.0 mi

Top 31%
×5stories
+64ft-50ft

Overall

8812

Females

1893

F40-44

1893

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

7463

Females

1497

F40-44

1497

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5959

Females

927

F40-44

927

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5781

Females

936

F40-44

936

23M→24M

23.0 - 24.0 mi

Top 21%
×6stories
+12ft-82ft

Overall

5874

Females

1031

F40-44

1031

24M→40K

24.0 - 24.9 mi

Top 16%
×1story
+6ft-20ft

Overall

4617

Females

681

F40-44

681

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5676

Females

1139

F40-44

1139

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

5150

Females

923

F40-44

923

Passing Analysis

Category:
Athletes Passed
4974*
Passed By
234
Net Change
+4740
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14135
5K → 10K112622+1104#14135#13031
10K → 15K59525+570#13031#12461
15K → 20K46925+444#12461#12017
20K → Half946+88#12017#11929
Half → 25K33726+311#11929#11618
25K → 30K35895+263#11618#11355
30K → 20M26911+258#11355#11097
20M → 21M25910+249#11097#10848
21M → 35K2130+213#10848#10635
35K → 23M3721+371#10635#10264
23M → 24M2533+250#10264#10014
24M → 40K289*1+288#10014#9726
40K → 25.2M1041+103#9726#9623
25.2M → Finish2368+228#9623#9395
TOTALS4974*234+4740

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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