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BOSTON MARATHON 2025

Tamara Fecker

Bib: 21361•F

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 38%
Masters (Masters Women)
#0 / 6759
Top 24%
Division (F45-49)
#0 / 1813
Top 28%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:23/mi
26:02
↑ 97↓ 3451.5%
10K· 6.21 mi
8:13/mi
51:33
↑ 79↓ 1380.4%
15K· 9.32 mi
8:14/mi
1:17:07
↑ 67↓ 78
20K· 12.43 mi
8:10/mi
1:42:28
↑ 106↓ 860.1%
Half· 13.11 mi
8:10/mi
1:48:02
↑ 19↓ 370.5%
25K· 15.53 mi
8:06/mi
2:07:41
↑ 66↓ 880.2%
30K· 18.64 mi
8:09/mi
2:33:00
↑ 181↓ 1480.2%
20M
8:12/mi
2:44:08
↑ 64↓ 500.2%
21M
8:32/mi
2:52:40
↑ 106↓ 241.6%
35K· 21.75 mi
7:55/mi
2:58:35
↑ 17↓ 861.7%
23M
8:10/mi
3:08:48
↑ 23↓ 630.6%
24M
8:01/mi
3:16:49
↓ 821.3%
40K· 24.85 mi
8:12/mi
3:23:50
↓ 200.3%
25.2M
9:14/mi
3:27:01
↑ 13↓ 160.2%
Finish· 26.22 mi
8:18/mi
3:35:28
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:48:02
Pace8:14 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:47:26
Pace8:12 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:1626:028:2326:02
8:23
-
10K
6.21 mi11:48:4751:338:1825:31
8:13
-0:10
15K
9.32 mi12:14:211:17:078:1625:34
8:14
+0:01
20K
12.43 mi12:39:421:42:288:1525:21
8:10
-0:04
Half
13.11 mi12:45:161:48:028:145:34
8:10
0:00
25K
15.53 mi13:04:552:07:418:1319:39
8:06
-0:04
30K
18.64 mi13:30:142:33:008:1225:19
8:09
+0:03
20M
20.00 mi13:41:222:44:088:1211:08
8:12
+0:03
21M
21.00 mi13:49:542:52:408:138:32
8:32
+0:20
35K
21.75 mi13:55:492:58:358:135:55
7:55
-0:37
23M
23.00 mi14:06:023:08:488:1310:13
8:10
+0:15
24M
24.00 mi14:14:033:16:498:128:01
8:01
-0:09
40K
24.85 mi14:21:043:23:508:127:01
8:12
+0:11
25.2M
25.20 mi14:24:153:27:018:133:11
9:14
+1:02
Finish
26.22 mi14:32:423:35:288:138:27
8:18
-0:56

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

7:55 /mi

Average Pace

8:13 /mi

Slowest Pace

9:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:32:17

99% of race

Time at Steady Pace

3:11

1% 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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:23:1626:028:2326:02
8:23
#19181
10K
6.21 mi11:48:4751:338:1825:31
8:13
#18583
15K
9.32 mi12:14:211:17:078:1625:34
8:14
#18235
20K
12.43 mi12:39:421:42:288:1525:21
8:10
#17646
Half
13.11 mi12:45:161:48:028:145:34
8:10
#17613
25K
15.53 mi13:04:552:07:418:1319:39
8:06
#17070
30K
18.64 mi13:30:142:33:008:1225:19
8:09
#16264
20M
20.00 mi13:41:222:44:088:1211:08
8:12
#15914
21M
21.00 mi13:49:542:52:408:138:32
8:32
#15549
35K
21.75 mi13:55:492:58:358:135:55
7:55
#15391
23M
23.00 mi14:06:023:08:488:1310:13
8:10
#15094
24M
24.00 mi14:14:033:16:498:128:01
8:01
#14891
40K
24.85 mi14:21:043:23:508:127:01
8:12
#14752
25.2M
25.20 mi14:24:153:27:018:133:11
9:14
#14703
Finish
26.22 mi14:32:423:35:288:138:27
8:18
#14684
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi191817007700717582(Top 62%)6062(Top 50%)6062(Top 334%)
10K6.21 mi3.10 mi18583+5986661+3466661+34617978(Top 63%)6272(Top 51%)6272(Top 346%)
15K9.32 mi3.11 mi18235+3486464+1976464+19717582(Top 62%)6062(Top 50%)6062(Top 334%)
20K12.43 mi3.11 mi17646+5896126+3386126+33816047(Top 56%)5240(Top 43%)5240(Top 289%)
Half13.11 mi0.68 mi17613+336104+226104+2217030(Top 60%)5768(Top 47%)5768(Top 318%)
25K15.53 mi2.42 mi17070+5435808+2965808+29614694(Top 52%)4588(Top 38%)4588(Top 253%)
30K18.64 mi3.11 mi16264+8065387+4215387+42112455(Top 44%)3540(Top 29%)3540(Top 195%)
20M20.00 mi1.36 mi15914+3505217+1705217+17011789(Top 42%)3355(Top 27%)3355(Top 185%)
21M21.00 mi1.00 mi15549+3655046+1715046+17110734(Top 38%)2982(Top 24%)2982(Top 164%)
35K21.75 mi0.75 mi15391+1584967+794967+7911710(Top 41%)3512(Top 29%)3512(Top 194%)
23M23.00 mi1.25 mi15094+2974824+1434824+14311161(Top 39%)3318(Top 27%)3318(Top 183%)
24M24.00 mi1.00 mi14891+2034742+824742+8211419(Top 40%)3542(Top 29%)3542(Top 195%)
40K24.85 mi0.85 mi14752+1394693+494693+4911639(Top 41%)3731(Top 31%)3731(Top 206%)
25.2M25.20 mi0.35 mi14703+494671+224671+2213162(Top 46%)4581(Top 37%)4581(Top 253%)
Finish26.22 mi1.02 mi14684+194692-214692-2114878(Top 52%)5406(Top 44%)5406(Top 298%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 62%
×21story building
+97ft-345ft

Overall

17582

Females

6062

F45-49

6062

5K→10K

3.1 - 6.2 mi

Top 63%
×5story building
+79ft-138ft

Overall

17978

Females

6272

F45-49

6272

10K→15K

6.2 - 9.3 mi

Top 62%
×3story building
+67ft-78ft

Overall

17582

Females

6062

F45-49

6062

15K→20K

9.3 - 12.4 mi

Top 56%
×5story building
+106ft-86ft

Overall

16047

Females

5240

F45-49

5240

20K→Half

12.4 - 13.1 mi

Top 60%
×2story building
+19ft-37ft

Overall

17030

Females

5768

F45-49

5768

Half→25K

13.1 - 15.5 mi

Top 52%
×4story building
+66ft-88ft

Overall

14694

Females

4588

F45-49

4588

25K→30K

15.5 - 18.6 mi

Top 44%
×9story building
+181ft-148ft

Overall

12455

Females

3540

F45-49

3540

30K→20M

18.6 - 20.0 mi

Top 42%
×5story building
+64ft-50ft

Overall

11789

Females

3355

F45-49

3355

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10734

Females

2982

F45-49

2982

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

11710

Females

3512

F45-49

3512

35K→23M

21.8 - 23.0 mi

Top 39%
×5story building
+23ft-63ft

Overall

11161

Females

3318

F45-49

3318

23M→24M

23.0 - 24.0 mi

Top 40%
×6story building
+12ft-82ft

Overall

11419

Females

3542

F45-49

3542

24M→40K

24.0 - 24.9 mi

Top 41%
×1story
+6ft-20ft

Overall

11639

Females

3731

F45-49

3731

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

13162

Females

4581

F45-49

4581

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2story building
+22ft-21ft

Overall

14878

Females

5406

F45-49

5406

Passing Analysis

Category:
Athletes Passed
4783
Passed By
286
Net Change
+4497
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19181
5K → 10K68082+598#19181#18583
10K → 15K40254+348#18583#18235
15K → 20K60011+589#18235#17646
20K → Half5421+33#17646#17613
Half → 25K5474+543#17613#17070
25K → 30K8082+806#17070#16264
30K → 20M3511+350#16264#15914
20M → 21M3705+365#15914#15549
21M → 35K1635+158#15549#15391
35K → 23M3025+297#15391#15094
23M → 24M2107+203#15094#14891
24M → 40K14910+139#14891#14752
40K → 25.2M6415+49#14752#14703
25.2M → Finish8364+19#14703#14684
TOTALS4783286+4497
📊

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