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BOSTON MARATHON 2026

Tanja Lietzau

Bib: 24394•F

CA

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F55-59)
#0 / 951
Top 32%
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
27:40
3.11 mi
Rank: #22190
Start → 5K
27:40 | 8:55/mi
10K
55:08
6.21 mi
Rank: #22158 (+32)
5K → 10K
27:28 | 8:51/mi
15K
1:22:30
9.32 mi
Rank: #22008 (+150)
10K → 15K
27:22 | 8:49/mi
20K
1:49:56
12.43 mi
Rank: #21754 (+254)
15K → 20K
27:26 | 8:50/mi
HALF
1:55:47
13.11 mi
Rank: #21701 (+53)
20K → HALF
5:51 | 8:35/mi
25K
2:16:49
15.53 mi
Rank: #21360 (+341)
HALF → 25K
21:02 | 8:41/mi
30K
2:44:05
18.64 mi
Rank: #20854 (+506)
25K → 30K
27:16 | 8:47/mi
20M
2:55:48
20.00 mi
Rank: #20592 (+262)
30K → 20M
11:43 | 8:38/mi
21M
3:04:45
21.00 mi
Rank: #20328 (+264)
20M → 21M
8:57 | 8:57/mi
35K
3:10:58
21.75 mi
Rank: #20213 (+115)
21M → 35K
6:13 | 8:19/mi
23M
3:21:32
23.00 mi
Rank: #19941 (+272)
35K → 23M
10:34 | 8:27/mi
24M
3:29:48
24.00 mi
Rank: #19760 (+181)
23M → 24M
8:16 | 8:16/mi
40K
3:37:03
24.85 mi
Rank: #19608 (+152)
24M → 40K
7:15 | 8:29/mi
25.2M
3:40:06
25.20 mi
Rank: #19517 (+91)
40K → 25.2M
3:03 | 8:51/mi
FINISH
3:48:15
26.22 mi
Rank: #19371 (+146)
25.2M → FINISH
8:09 | 8:00/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:55:47
Pace8:50 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:52:28
Pace8:35 /mi
📊Negative Split: 2.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:32:1627:408:5527:40
8:55
-
10K
6.21 mi11:59:4455:088:5327:28
8:51
-0:04
15K
9.32 mi12:27:061:22:308:5227:22
8:49
-0:02
20K
12.43 mi12:54:321:49:568:5127:26
8:50
+0:01
HALF
13.11 mi13:00:231:55:478:505:51
8:35
-0:15
25K
15.53 mi13:21:252:16:498:4921:02
8:41
+0:06
30K
18.64 mi13:48:412:44:058:4927:16
8:47
+0:06
20M
20.00 mi14:00:242:55:488:4811:43
8:38
-0:09
21M
21.00 mi14:09:213:04:458:488:57
8:57
+0:19
35K
21.75 mi14:15:343:10:588:476:13
8:19
-0:38
23M
23.00 mi14:26:083:21:328:4610:34
8:27
+0:08
24M
24.00 mi14:34:243:29:488:458:16
8:16
-0:11
40K
24.85 mi14:41:393:37:038:447:15
8:29
+0:13
25.2M
25.20 mi14:44:423:40:068:453:03
8:51
+0:22
FINISH
26.22 mi14:52:513:48:158:438:09
8:00
-0:51

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

8:00 /mi

Average Pace

8:43 /mi

Slowest Pace

8:57 /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

1:46:19

47% of race

Time at Steady Pace

2:01:56

53% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:42 /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 mi11:32:1627:408:5527:40
8:55
#22190
10K
6.21 mi11:59:4455:088:5327:28
8:51
#22158
15K
9.32 mi12:27:061:22:308:5227:22
8:49
#22008
20K
12.43 mi12:54:321:49:568:5127:26
8:50
#21754
HALF
13.11 mi13:00:231:55:478:505:51
8:35
#21701
25K
15.53 mi13:21:252:16:498:4921:02
8:41
#21360
30K
18.64 mi13:48:412:44:058:4927:16
8:47
#20854
20M
20.00 mi14:00:242:55:488:4811:43
8:38
#20592
21M
21.00 mi14:09:213:04:458:488:57
8:57
#20328
35K
21.75 mi14:15:343:10:588:476:13
8:19
#20213
23M
23.00 mi14:26:083:21:328:4610:34
8:27
#19941
24M
24.00 mi14:34:243:29:488:458:16
8:16
#19760
40K
24.85 mi14:41:393:37:038:447:15
8:29
#19608
25.2M
25.20 mi14:44:423:40:068:453:03
8:51
#19517
FINISH
26.22 mi14:52:513:48:158:438:09
8:00
#19371
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi221908779877921779(Top 75%)8521(Top 68%)8521(Top 896%)
10K6.21 mi3.10 mi22158+328751+288751+2822096(Top 76%)8698(Top 69%)8698(Top 915%)
15K9.32 mi3.11 mi22008+1508661+908661+9021779(Top 75%)8521(Top 68%)8521(Top 896%)
20K12.43 mi3.11 mi21754+2548538+1238538+12321120(Top 73%)8198(Top 65%)8198(Top 862%)
HALF13.11 mi0.68 mi21701+538509+298509+2920744(Top 71%)7977(Top 63%)7977(Top 839%)
25K15.53 mi2.42 mi21360+3418349+1608349+16019572(Top 67%)7428(Top 59%)7428(Top 781%)
30K18.64 mi3.11 mi20854+5068100+2498100+24918455(Top 64%)6922(Top 55%)6922(Top 728%)
20M20.00 mi1.36 mi20592+2627980+1207980+12016983(Top 59%)6194(Top 49%)6194(Top 651%)
21M21.00 mi1.00 mi20328+2647855+1257855+12515911(Top 55%)5646(Top 45%)5646(Top 594%)
35K21.75 mi0.75 mi20213+1157804+517804+5116548(Top 57%)6072(Top 48%)6072(Top 638%)
23M23.00 mi1.25 mi19941+2727682+1227682+12215396(Top 53%)5496(Top 44%)5496(Top 578%)
24M24.00 mi1.00 mi19760+1817609+737609+7315536(Top 54%)5644(Top 45%)5644(Top 593%)
40K24.85 mi0.85 mi19608+1527538+717538+7115610(Top 54%)5756(Top 46%)5756(Top 605%)
25.2M25.20 mi0.35 mi19517+917488+507488+5013925(Top 48%)4900(Top 39%)4900(Top 515%)
FINISH26.22 mi1.02 mi19371+1467429+597429+5915214(Top 52%)5546(Top 44%)5546(Top 583%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21
+97ft-345ft

Overall

21779

Females

8521

F55-59

8521

5K→10K

3.1 - 6.2 mi

Top 76%
×5
+79ft-138ft

Overall

22096

Females

8698

F55-59

8698

10K→15K

6.2 - 9.3 mi

Top 75%
×3
+67ft-78ft

Overall

21779

Females

8521

F55-59

8521

15K→20K

9.3 - 12.4 mi

Top 73%
×5
+106ft-86ft

Overall

21120

Females

8198

F55-59

8198

20K→HALF

12.4 - 13.1 mi

Top 71%
×2
+19ft-37ft

Overall

20744

Females

7977

F55-59

7977

HALF→25K

13.1 - 15.5 mi

Top 67%
×4
+66ft-88ft

Overall

19572

Females

7428

F55-59

7428

25K→30K

15.5 - 18.6 mi

Top 64%
×9
+181ft-148ft

Overall

18455

Females

6922

F55-59

6922

30K→20M

18.6 - 20.0 mi

Top 59%
×5
+64ft-50ft

Overall

16983

Females

6194

F55-59

6194

20M→21M

20.0 - 21.0 mi

Top 55%
×8
+106ft-24ft

Overall

15911

Females

5646

F55-59

5646

21M→35K

21.0 - 21.8 mi

Top 57%
×7
+17ft-86ft

Overall

16548

Females

6072

F55-59

6072

35K→23M

21.8 - 23.0 mi

Top 53%
×5
+23ft-63ft

Overall

15396

Females

5496

F55-59

5496

23M→24M

23.0 - 24.0 mi

Top 54%
×6
+12ft-82ft

Overall

15536

Females

5644

F55-59

5644

24M→40K

24.0 - 24.9 mi

Top 54%
×1
+6ft-20ft

Overall

15610

Females

5756

F55-59

5756

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1
+13ft-16ft

Overall

13925

Females

4900

F55-59

4900

25.2M→FINISH

25.2 - 26.2 mi

Top 52%
×2
+22ft-21ft

Overall

15214

Females

5546

F55-59

5546

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3227*
Passed By
408
Net Change
+2819
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22190
5K → 10K232*200+32#22190#22158
10K → 15K255*105+150#22158#22008
15K → 20K311*57+254#22008#21754
20K → HALF629+53#21754#21701
HALF → 25K346*5+341#21701#21360
25K → 30K514*8+506#21360#20854
30K → 20M264*2+262#20854#20592
20M → 21M268*4+264#20592#20328
21M → 35K1172+115#20328#20213
35K → 23M276*4+272#20213#19941
23M → 24M1854+181#19941#19760
24M → 40K1553+152#19760#19608
40K → 25.2M910+91#19608#19517
25.2M → FINISH1515+146#19517#19371
TOTALS3227*408+2819

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

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing