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Susan Day

Bib: 21010•F

0:00

0:00

/ mi

Masters

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Overall

#0 / 29021

Gender (Female)

#0 / 12578

Top 41%

Masters (Masters Women)

#0 / 6862

Top 26%

Age Group (F50-54)

#0 / 1233

Top 20%

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

Start

0:00:00

Race begins

24:12

3.11 mi

Rank: #15338

Start → 5K

24:12 | 7:48/mi

24:12

3.11 mi

Rank: #15338

Start → 5K

24:12 | 7:48/mi

10K

48:33

6.21 mi

Rank: #15620 (-282)

5K → 10K

24:21 | 7:51/mi

10K

48:33

6.21 mi

Rank: #15620 (-282)

5K → 10K

24:21 | 7:51/mi

15K

1:13:21

9.32 mi

Rank: #16005 (-385)

10K → 15K

24:48 | 7:59/mi

15K

1:13:21

9.32 mi

Rank: #16005 (-385)

10K → 15K

24:48 | 7:59/mi

20K

1:38:29

12.43 mi

Rank: #16215 (-210)

15K → 20K

25:08 | 8:06/mi

20K

1:38:29

12.43 mi

Rank: #16215 (-210)

15K → 20K

25:08 | 8:06/mi

HALF

1:43:58

13.11 mi

Rank: #16288 (-73)

20K → HALF

5:29 | 8:03/mi

HALF

1:43:58

13.11 mi

Rank: #16288 (-73)

20K → HALF

5:29 | 8:03/mi

25K

2:03:59

15.53 mi

Rank: #16418 (-130)

HALF → 25K

20:01 | 8:16/mi

25K

2:03:59

15.53 mi

Rank: #16418 (-130)

HALF → 25K

20:01 | 8:16/mi

30K

2:30:07

18.64 mi

Rank: #16376 (+42)

25K → 30K

26:08 | 8:25/mi

30K

2:30:07

18.64 mi

Rank: #16376 (+42)

25K → 30K

26:08 | 8:25/mi

20M

2:41:46

20.00 mi

Rank: #16384 (-8)

30K → 20M

11:39 | 8:35/mi

20M

2:41:46

20.00 mi

Rank: #16384 (-8)

30K → 20M

11:39 | 8:35/mi

21M

2:50:41

21.00 mi

Rank: #16297 (+87)

20M → 21M

8:55 | 8:55/mi

21M

2:50:41

21.00 mi

Rank: #16297 (+87)

20M → 21M

8:55 | 8:55/mi

35K

2:56:44

21.75 mi

Rank: #16235 (+62)

21M → 35K

6:03 | 8:06/mi

35K

2:56:44

21.75 mi

Rank: #16235 (+62)

21M → 35K

6:03 | 8:06/mi

23M

3:06:37

23.00 mi

Rank: #15956 (+279)

35K → 23M

9:53 | 7:54/mi

23M

3:06:37

23.00 mi

Rank: #15956 (+279)

35K → 23M

9:53 | 7:54/mi

24M

3:14:22

24.00 mi

Rank: #15774 (+182)

23M → 24M

7:45 | 7:45/mi

24M

3:14:22

24.00 mi

Rank: #15774 (+182)

23M → 24M

7:45 | 7:45/mi

40K

3:21:02

24.85 mi

Rank: #15596 (+178)

24M → 40K

6:40 | 7:48/mi

40K

3:21:02

24.85 mi

Rank: #15596 (+178)

24M → 40K

6:40 | 7:48/mi

25.2M

3:23:56

25.20 mi

Rank: #15524 (+72)

40K → 25.2M

2:54 | 8:25/mi

25.2M

3:23:56

25.20 mi

Rank: #15524 (+72)

40K → 25.2M

2:54 | 8:25/mi

FINISH

3:31:34

26.22 mi

Rank: #15374 (+150)

25.2M → FINISH

7:38 | 7:30/mi

FINISH

3:31:34

26.22 mi

Rank: #15374 (+150)

25.2M → FINISH

7:38 | 7:30/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster

via HALF

Distance13.11 mi

Time1:43:58

Pace7:56 /mi

2nd Half

Spacer

Distance13.11 mi

Time1:47:36

Pace8:13 /mi

📊Positive Split: 3.5% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	11:10:53	24:12	7:48	24:12	7:48	-
10K	6.21 mi	11:35:14	48:33	7:49	24:21	7:51	+0:03
15K	9.32 mi	12:00:02	1:13:21	7:53	24:48	7:59	+0:08
20K	12.43 mi	12:25:10	1:38:29	7:56	25:08	8:06	+0:07
HALF	13.11 mi	12:30:39	1:43:58	7:56	5:29	8:03	-0:03
25K	15.53 mi	12:50:40	2:03:59	7:59	20:01	8:16	+0:13
30K	18.64 mi	13:16:48	2:30:07	8:04	26:08	8:25	+0:09
20M	20.00 mi	13:28:27	2:41:46	8:06	11:39	8:35	+0:10
21M	21.00 mi	13:37:22	2:50:41	8:08	8:55	8:55	+0:20
35K	21.75 mi	13:43:25	2:56:44	8:08	6:03	8:06	-0:49
23M	23.00 mi	13:53:18	3:06:37	8:07	9:53	7:54	-0:12
24M	24.00 mi	14:01:03	3:14:22	8:06	7:45	7:45	-0:09
40K	24.85 mi	14:07:43	3:21:02	8:06	6:40	7:48	+0:03
25.2M	25.20 mi	14:10:37	3:23:56	8:06	2:54	8:25	+0:37
FINISH	26.22 mi	14:18:15	3:31:34	8:05	7:38	7:30	-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

7:30 /mi

Average Pace

8:05 /mi

Slowest Pace

8:55 /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

2:21:57

67% of race

Time at Steady Pace

1:00:42

29% of race

Time at Slower Pace

8:55

4% of race

Average Pace: 8:04 /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.

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

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
5K	3.11 mi	11:10:53	24:12	7:48	24:12	7:48	#15338
10K	6.21 mi	11:35:14	48:33	7:49	24:21	7:51	#15620
15K	9.32 mi	12:00:02	1:13:21	7:53	24:48	7:59	#16005
20K	12.43 mi	12:25:10	1:38:29	7:56	25:08	8:06	#16215
HALF	13.11 mi	12:30:39	1:43:58	7:56	5:29	8:03	#16288
25K	15.53 mi	12:50:40	2:03:59	7:59	20:01	8:16	#16418
30K	18.64 mi	13:16:48	2:30:07	8:04	26:08	8:25	#16376
20M	20.00 mi	13:28:27	2:41:46	8:06	11:39	8:35	#16384
21M	21.00 mi	13:37:22	2:50:41	8:08	8:55	8:55	#16297
35K	21.75 mi	13:43:25	2:56:44	8:08	6:03	8:06	#16235
23M	23.00 mi	13:53:18	3:06:37	8:07	9:53	7:54	#15956
24M	24.00 mi	14:01:03	3:14:22	8:06	7:45	7:45	#15774
40K	24.85 mi	14:07:43	3:21:02	8:06	6:40	7:48	#15596
25.2M	25.20 mi	14:10:37	3:23:56	8:06	2:54	8:25	#15524
FINISH	26.22 mi	14:18:15	3:31:34	8:05	7:38	7:30	#15374

Faster pace

Steady pace

Slower pace

Rankings

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

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Females	F50-54	Seg. Overall	Seg. Females	Seg. F50-54
5K	3.11 mi	3.11 mi	15338	4896	4896	16885(Top 58%)	5838(Top 46%)	5838(Top 473%)
10K	6.21 mi	3.10 mi	15620-282	5096-200	5096-200	15967(Top 55%)	5289(Top 42%)	5289(Top 429%)
15K	9.32 mi	3.11 mi	16005-385	5333-237	5333-237	16885(Top 58%)	5838(Top 46%)	5838(Top 473%)
20K	12.43 mi	3.11 mi	16215-210	5480-147	5480-147	16793(Top 58%)	5815(Top 46%)	5815(Top 472%)
HALF	13.11 mi	0.68 mi	16288-73	5528-48	5528-48	17421(Top 60%)	6142(Top 49%)	6142(Top 498%)
25K	15.53 mi	2.42 mi	16418-130	5602-74	5602-74	17153(Top 59%)	6071(Top 48%)	6071(Top 492%)
30K	18.64 mi	3.11 mi	16376+42	5626-24	5626-24	16334(Top 56%)	5704(Top 45%)	5704(Top 463%)
20M	20.00 mi	1.36 mi	16384-8	5642-16	5642-16	16643(Top 57%)	5994(Top 48%)	5994(Top 486%)
21M	21.00 mi	1.00 mi	16297+87	5611+31	5611+31	15686(Top 54%)	5512(Top 44%)	5512(Top 447%)
35K	21.75 mi	0.75 mi	16235+62	5594+17	5594+17	15098(Top 52%)	5237(Top 42%)	5237(Top 425%)
23M	23.00 mi	1.25 mi	15956+279	5464+130	5464+130	11791(Top 41%)	3501(Top 28%)	3501(Top 284%)
24M	24.00 mi	1.00 mi	15774+182	5362+102	5362+102	11961(Top 41%)	3696(Top 29%)	3696(Top 300%)
40K	24.85 mi	0.85 mi	15596+178	5280+82	5280+82	11084(Top 38%)	3320(Top 26%)	3320(Top 269%)
25.2M	25.20 mi	0.35 mi	15524+72	5251+29	5251+29	11171(Top 38%)	3462(Top 28%)	3462(Top 281%)
FINISH	26.22 mi	1.02 mi	15374+150	5177+74	5177+74	11391(Top 39%)	3558(Top 28%)	3558(Top 289%)

3558

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 7 hours ago. This usually takes 10-20 minutes. Please check back shortly.

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

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Course Information

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Results processed 3 months ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Boston Athletic Association

Race timed by

Mika Timing

Susan Day

Race Timeline and Course Information

⏱️ Race Timeline

Race Animation with Course Map

Splits & Pacing

Half Splits

Checkpoint Splits

Checkpoint Splits Visualizations

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Rankings

Checkpoint and Segment Rankings

Segment Performance Analysis

10K→15K

5K→10K

10K→15K

15K→20K

20K→HALF

HALF→25K

25K→30K

30K→20M

20M→21M

21M→35K

35K→23M

23M→24M

24M→40K

40K→25.2M

25.2M→FINISH