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BOSTON MARATHON 2026

Teresa Morelli-Sobczak

Bib: 24123•F

MI

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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 (F50-54)
#0 / 1233
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
26:00
3.11 mi
Rank: #19342
Start → 5K
26:00 | 8:23/mi
10K
52:43
6.21 mi
Rank: #20089 (-747)
5K → 10K
26:43 | 8:36/mi
15K
1:19:42
9.32 mi
Rank: #20431 (-342)
10K → 15K
26:59 | 8:42/mi
20K
1:47:25
12.43 mi
Rank: #20755 (-324)
15K → 20K
27:43 | 8:56/mi
HALF
1:53:16
13.11 mi
Rank: #20743 (+12)
20K → HALF
5:51 | 8:35/mi
25K
2:14:26
15.53 mi
Rank: #20590 (+153)
HALF → 25K
21:10 | 8:44/mi
30K
2:43:05
18.64 mi
Rank: #20594 (-4)
25K → 30K
28:39 | 9:14/mi
20M
2:56:02
20.00 mi
Rank: #20647 (-53)
30K → 20M
12:57 | 9:33/mi
21M
3:06:06
21.00 mi
Rank: #20641 (+6)
20M → 21M
10:04 | 10:04/mi
35K
3:12:55
21.75 mi
Rank: #20624 (+17)
21M → 35K
6:49 | 9:07/mi
23M
3:24:55
23.00 mi
Rank: #20657 (-33)
35K → 23M
12:00 | 9:36/mi
24M
3:34:19
24.00 mi
Rank: #20685 (-28)
23M → 24M
9:24 | 9:24/mi
40K
3:42:31
24.85 mi
Rank: #20694 (-9)
24M → 40K
8:12 | 9:36/mi
25.2M
3:46:01
25.20 mi
Rank: #20690 (+4)
40K → 25.2M
3:30 | 10:09/mi
FINISH
3:55:25
26.22 mi
Rank: #20737 (-47)
25.2M → FINISH
9:24 | 9:14/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:53:16
Pace8:39 /mi
2nd Half
Distance13.11 mi
Time2:02:09
Pace9:20 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:32:0026:008:2326:00
8:23
-
10K
6.21 mi11:58:4352:438:3026:43
8:36
+0:13
15K
9.32 mi12:25:421:19:428:3426:59
8:42
+0:06
20K
12.43 mi12:53:251:47:258:3927:43
8:56
+0:14
HALF
13.11 mi12:59:161:53:168:395:51
8:35
-0:21
25K
15.53 mi13:20:262:14:268:4021:10
8:44
+0:09
30K
18.64 mi13:49:052:43:058:4528:39
9:14
+0:30
20M
20.00 mi14:02:022:56:028:4912:57
9:33
+0:19
21M
21.00 mi14:12:063:06:068:5210:04
10:04
+0:31
35K
21.75 mi14:18:553:12:558:536:49
9:07
-0:57
23M
23.00 mi14:30:553:24:558:5512:00
9:36
+0:29
24M
24.00 mi14:40:193:34:198:569:24
9:24
-0:12
40K
24.85 mi14:48:313:42:318:588:12
9:36
+0:12
25.2M
25.20 mi14:52:013:46:018:593:30
10:09
+0:33
FINISH
26.22 mi15:01:253:55:259:009:24
9:14
-0:55

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

8:23 /mi

Average Pace

8:59 /mi

Slowest Pace

10:09 /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

2:14:26

57% of race

Time at Steady Pace

54:16

23% of race

Time at Slower Pace

46:43

20% of race

Average Pace: 8:59 /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 mi11:32:0026:008:2326:00
8:23
#19342
10K
6.21 mi11:58:4352:438:3026:43
8:36
#20089
15K
9.32 mi12:25:421:19:428:3426:59
8:42
#20431
20K
12.43 mi12:53:251:47:258:3927:43
8:56
#20755
HALF
13.11 mi12:59:161:53:168:395:51
8:35
#20743
25K
15.53 mi13:20:262:14:268:4021:10
8:44
#20590
30K
18.64 mi13:49:052:43:058:4528:39
9:14
#20594
20M
20.00 mi14:02:022:56:028:4912:57
9:33
#20647
21M
21.00 mi14:12:063:06:068:5210:04
10:04
#20641
35K
21.75 mi14:18:553:12:558:536:49
9:07
#20624
23M
23.00 mi14:30:553:24:558:5512:00
9:36
#20657
24M
24.00 mi14:40:193:34:198:569:24
9:24
#20685
40K
24.85 mi14:48:313:42:318:588:12
9:36
#20694
25.2M
25.20 mi14:52:013:46:018:593:30
10:09
#20690
FINISH
26.22 mi15:01:253:55:259:009:24
9:14
#20737
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi193427273727321128(Top 73%)8199(Top 65%)8199(Top 665%)
10K6.21 mi3.10 mi20089-7477659-3867659-38620891(Top 72%)8075(Top 64%)8075(Top 655%)
15K9.32 mi3.11 mi20431-3427833-1747833-17421128(Top 73%)8199(Top 65%)8199(Top 665%)
20K12.43 mi3.11 mi20755-3248021-1888021-18821569(Top 74%)8440(Top 67%)8440(Top 685%)
HALF13.11 mi0.68 mi20743+128014+78014+720770(Top 72%)8003(Top 64%)8003(Top 649%)
25K15.53 mi2.42 mi20590+1537950+647950+6419885(Top 69%)7603(Top 60%)7603(Top 617%)
30K18.64 mi3.11 mi20594-47976-267976-2620631(Top 71%)8071(Top 64%)8071(Top 655%)
20M20.00 mi1.36 mi20647-538007-318007-3121180(Top 73%)8436(Top 67%)8436(Top 684%)
21M21.00 mi1.00 mi20641+68011-48011-420664(Top 71%)8193(Top 65%)8193(Top 664%)
35K21.75 mi0.75 mi20624+178011801120479(Top 71%)8185(Top 65%)8185(Top 664%)
23M23.00 mi1.25 mi20657-338041-308041-3020894(Top 72%)8409(Top 67%)8409(Top 682%)
24M24.00 mi1.00 mi20685-288074-338074-3321000(Top 72%)8538(Top 68%)8538(Top 692%)
40K24.85 mi0.85 mi20694-98085-118085-1120703(Top 71%)8426(Top 67%)8426(Top 683%)
25.2M25.20 mi0.35 mi20690+48089-48089-419979(Top 69%)8061(Top 64%)8061(Top 654%)
FINISH26.22 mi1.02 mi20737-478116-278116-2721392(Top 74%)8768(Top 70%)8768(Top 711%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21
+97ft-345ft

Overall

21128

Females

8199

F50-54

8199

5K→10K

3.1 - 6.2 mi

Top 72%
×5
+79ft-138ft

Overall

20891

Females

8075

F50-54

8075

10K→15K

6.2 - 9.3 mi

Top 73%
×3
+67ft-78ft

Overall

21128

Females

8199

F50-54

8199

15K→20K

9.3 - 12.4 mi

Top 74%
×5
+106ft-86ft

Overall

21569

Females

8440

F50-54

8440

20K→HALF

12.4 - 13.1 mi

Top 72%
×2
+19ft-37ft

Overall

20770

Females

8003

F50-54

8003

HALF→25K

13.1 - 15.5 mi

Top 69%
×4
+66ft-88ft

Overall

19885

Females

7603

F50-54

7603

25K→30K

15.5 - 18.6 mi

Top 71%
×9
+181ft-148ft

Overall

20631

Females

8071

F50-54

8071

30K→20M

18.6 - 20.0 mi

Top 73%
×5
+64ft-50ft

Overall

21180

Females

8436

F50-54

8436

20M→21M

20.0 - 21.0 mi

Top 71%
×8
+106ft-24ft

Overall

20664

Females

8193

F50-54

8193

21M→35K

21.0 - 21.8 mi

Top 71%
×7
+17ft-86ft

Overall

20479

Females

8185

F50-54

8185

35K→23M

21.8 - 23.0 mi

Top 72%
×5
+23ft-63ft

Overall

20894

Females

8409

F50-54

8409

23M→24M

23.0 - 24.0 mi

Top 72%
×6
+12ft-82ft

Overall

21000

Females

8538

F50-54

8538

24M→40K

24.0 - 24.9 mi

Top 71%
×1
+6ft-20ft

Overall

20703

Females

8426

F50-54

8426

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1
+13ft-16ft

Overall

19979

Females

8061

F50-54

8061

25.2M→FINISH

25.2 - 26.2 mi

Top 74%
×2
+22ft-21ft

Overall

21392

Females

8768

F50-54

8768

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1052*
Passed By
1400
Net Change
-1395
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19342
5K → 10K67200-747#19342#20089
10K → 15K86200-342#20089#20431
15K → 20K81200-324#20431#20755
20K → HALF3523+12#20755#20743
HALF → 25K201*48+153#20743#20590
25K → 30K170174-4#20590#20594
30K → 20M65118-53#20594#20647
20M → 21M8377+6#20647#20641
21M → 35K4528+17#20641#20624
35K → 23M6598-33#20624#20657
23M → 24M4573-28#20657#20685
24M → 40K5564-9#20685#20694
40K → 25.2M2016+4#20694#20690
25.2M → FINISH3481-47#20690#20737
TOTALS1052*1400-1395

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing