All Results|Race Analytics|Course|Contact
BOSTON MARATHON 2026

Aliza Ehrlich

Bib: 19687•F

NJ

Boston Marathon logo
0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 44%
Age Group (F18-39)
#0 / 5716
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
25:55
3.11 mi
Rank: #19142
Start → 5K
25:55 | 8:21/mi
10K
51:31
6.21 mi
Rank: #18957 (+185)
5K → 10K
25:36 | 8:15/mi
15K
1:17:08
9.32 mi
Rank: #18860 (+97)
10K → 15K
25:37 | 8:15/mi
20K
1:42:39
12.43 mi
Rank: #18524 (+336)
15K → 20K
25:31 | 8:13/mi
HALF
1:48:15
13.11 mi
Rank: #18523 (+1)
20K → HALF
5:36 | 8:13/mi
25K
2:07:59
15.53 mi
Rank: #18178 (+345)
HALF → 25K
19:44 | 8:09/mi
30K
2:33:45
18.64 mi
Rank: #17691 (+487)
25K → 30K
25:46 | 8:18/mi
20M
2:44:53
20.00 mi
Rank: #17442 (+249)
30K → 20M
11:08 | 8:12/mi
21M
2:53:12
21.00 mi
Rank: #17112 (+330)
20M → 21M
8:19 | 8:19/mi
35K
2:59:03
21.75 mi
Rank: #16960 (+152)
21M → 35K
5:51 | 7:50/mi
23M
3:09:00
23.00 mi
Rank: #16670 (+290)
35K → 23M
9:57 | 7:58/mi
24M
3:16:54
24.00 mi
Rank: #16493 (+177)
23M → 24M
7:54 | 7:54/mi
40K
3:23:44
24.85 mi
Rank: #16303 (+190)
24M → 40K
6:50 | 8:00/mi
25.2M
3:26:31
25.20 mi
Rank: #16189 (+114)
40K → 25.2M
2:47 | 8:05/mi
FINISH
3:34:13
26.22 mi
Rank: #16017 (+172)
25.2M → FINISH
7:42 | 7:34/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:48:15
Pace8:16 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:45:58
Pace8:05 /mi
📊Negative Split: 2.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:3925:558:2125:55
8:21
-
10K
6.21 mi11:53:1551:318:1825:36
8:15
-0:06
15K
9.32 mi12:18:521:17:088:1725:37
8:15
0:00
20K
12.43 mi12:44:231:42:398:1625:31
8:13
-0:02
HALF
13.11 mi12:49:591:48:158:165:36
8:13
0:00
25K
15.53 mi13:09:432:07:598:1519:44
8:09
-0:04
30K
18.64 mi13:35:292:33:458:1525:46
8:18
+0:09
20M
20.00 mi13:46:372:44:538:1511:08
8:12
-0:06
21M
21.00 mi13:54:562:53:128:158:19
8:19
+0:07
35K
21.75 mi14:00:472:59:038:145:51
7:50
-0:29
23M
23.00 mi14:10:443:09:008:149:57
7:58
+0:08
24M
24.00 mi14:18:383:16:548:137:54
7:54
-0:04
40K
24.85 mi14:25:283:23:448:126:50
8:00
+0:06
25.2M
25.20 mi14:28:153:26:318:122:47
8:05
+0:05
FINISH
26.22 mi14:35:573:34:138:117:42
7:34
-0:31

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

7:34 /mi

Average Pace

8:11 /mi

Slowest Pace

8:21 /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

3:08:18

88% of race

Time at Steady Pace

25:55

12% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:10 /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 mi11:27:3925:558:2125:55
8:21
#19142
10K
6.21 mi11:53:1551:318:1825:36
8:15
#18957
15K
9.32 mi12:18:521:17:088:1725:37
8:15
#18860
20K
12.43 mi12:44:231:42:398:1625:31
8:13
#18524
HALF
13.11 mi12:49:591:48:158:165:36
8:13
#18523
25K
15.53 mi13:09:432:07:598:1519:44
8:09
#18178
30K
18.64 mi13:35:292:33:458:1525:46
8:18
#17691
20M
20.00 mi13:46:372:44:538:1511:08
8:12
#17442
21M
21.00 mi13:54:562:53:128:158:19
8:19
#17112
35K
21.75 mi14:00:472:59:038:145:51
7:50
#16960
23M
23.00 mi14:10:443:09:008:149:57
7:58
#16670
24M
24.00 mi14:18:383:16:548:137:54
7:54
#16493
40K
24.85 mi14:25:283:23:448:126:50
8:00
#16303
25.2M
25.20 mi14:28:153:26:318:122:47
8:05
#16189
FINISH
26.22 mi14:35:573:34:138:117:42
7:34
#16017
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi191427161716118643(Top 64%)6831(Top 54%)6831(Top 120%)
10K6.21 mi3.10 mi18957+1857046+1157046+11518804(Top 65%)6912(Top 55%)6912(Top 121%)
15K9.32 mi3.11 mi18860+976965+816965+8118643(Top 64%)6831(Top 54%)6831(Top 120%)
20K12.43 mi3.11 mi18524+3366780+1856780+18517569(Top 61%)6257(Top 50%)6257(Top 109%)
HALF13.11 mi0.68 mi18523+16782-26782-218488(Top 64%)6737(Top 54%)6737(Top 118%)
25K15.53 mi2.42 mi18178+3456594+1886594+18816390(Top 56%)5643(Top 45%)5643(Top 99%)
30K18.64 mi3.11 mi17691+4876355+2396355+23915582(Top 54%)5294(Top 42%)5294(Top 93%)
20M20.00 mi1.36 mi17442+2496225+1306225+13014277(Top 49%)4647(Top 37%)4647(Top 81%)
21M21.00 mi1.00 mi17112+3306056+1696056+16912027(Top 41%)3554(Top 28%)3554(Top 62%)
35K21.75 mi0.75 mi16960+1525993+635993+6313300(Top 46%)4271(Top 34%)4271(Top 75%)
23M23.00 mi1.25 mi16670+2905850+1435850+14312169(Top 42%)3704(Top 29%)3704(Top 65%)
24M24.00 mi1.00 mi16493+1775771+795771+7913076(Top 45%)4304(Top 34%)4304(Top 75%)
40K24.85 mi0.85 mi16303+1905693+785693+7812503(Top 43%)4072(Top 32%)4072(Top 71%)
25.2M25.20 mi0.35 mi16189+1145637+565637+568942(Top 31%)2366(Top 19%)2366(Top 41%)
FINISH26.22 mi1.02 mi16017+1725561+765561+7611922(Top 41%)3832(Top 30%)3832(Top 67%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21
+97ft-345ft

Overall

18643

Females

6831

F18-39

6831

5K→10K

3.1 - 6.2 mi

Top 65%
×5
+79ft-138ft

Overall

18804

Females

6912

F18-39

6912

10K→15K

6.2 - 9.3 mi

Top 64%
×3
+67ft-78ft

Overall

18643

Females

6831

F18-39

6831

15K→20K

9.3 - 12.4 mi

Top 61%
×5
+106ft-86ft

Overall

17569

Females

6257

F18-39

6257

20K→HALF

12.4 - 13.1 mi

Top 64%
×2
+19ft-37ft

Overall

18488

Females

6737

F18-39

6737

HALF→25K

13.1 - 15.5 mi

Top 56%
×4
+66ft-88ft

Overall

16390

Females

5643

F18-39

5643

25K→30K

15.5 - 18.6 mi

Top 54%
×9
+181ft-148ft

Overall

15582

Females

5294

F18-39

5294

30K→20M

18.6 - 20.0 mi

Top 49%
×5
+64ft-50ft

Overall

14277

Females

4647

F18-39

4647

20M→21M

20.0 - 21.0 mi

Top 41%
×8
+106ft-24ft

Overall

12027

Females

3554

F18-39

3554

21M→35K

21.0 - 21.8 mi

Top 46%
×7
+17ft-86ft

Overall

13300

Females

4271

F18-39

4271

35K→23M

21.8 - 23.0 mi

Top 42%
×5
+23ft-63ft

Overall

12169

Females

3704

F18-39

3704

23M→24M

23.0 - 24.0 mi

Top 45%
×6
+12ft-82ft

Overall

13076

Females

4304

F18-39

4304

24M→40K

24.0 - 24.9 mi

Top 43%
×1
+6ft-20ft

Overall

12503

Females

4072

F18-39

4072

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1
+13ft-16ft

Overall

8942

Females

2366

F18-39

2366

25.2M→FINISH

25.2 - 26.2 mi

Top 41%
×2
+22ft-21ft

Overall

11922

Females

3832

F18-39

3832

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3551
Passed By
426
Net Change
+3125
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19142
5K → 10K370185+185#19142#18957
10K → 15K231134+97#18957#18860
15K → 20K36024+336#18860#18524
20K → HALF2827+1#18524#18523
HALF → 25K3549+345#18523#18178
25K → 30K50619+487#18178#17691
30K → 20M2567+249#17691#17442
20M → 21M3311+330#17442#17112
21M → 35K1520+152#17112#16960
35K → 23M2977+290#16960#16670
23M → 24M1858+177#16670#16493
24M → 40K1922+190#16493#16303
40K → 25.2M1140+114#16303#16189
25.2M → FINISH1753+172#16189#16017
TOTALS3551426+3125
📊

Passing Analysis Visualizations

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

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing