Boston Marathon logo
BOSTON MARATHON 2023

Evan Gaj

Bib: 5559•M

NH

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 25%
Gender (Male)
#0 / 15176
Top 39%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:31
Rank: #7777
Start → 5K
22:31 | 7:15/mi
10K· 6.21 mi
44:35
Rank: #7593 (+184)
5K → 10K
22:04 | 7:06/mi
15K· 9.32 mi
1:07:03
Rank: #7706 (-113)
10K → 15K
22:28 | 7:14/mi
20K· 12.43 mi
1:29:21
Rank: #7466 (+240)
15K → 20K
22:18 | 7:11/mi
Half· 13.11 mi
1:34:13
Rank: #7455 (+11)
20K → Half
4:52 | 7:08/mi
25K· 15.53 mi
1:51:38
Rank: #7284 (+171)
Half → 25K
17:25 | 7:11/mi
30K· 18.64 mi
2:14:21
Rank: #7026 (+258)
25K → 30K
22:43 | 7:19/mi
20M
2:24:16
Rank: #6916 (+110)
30K → 20M
9:55 | 7:18/mi
21M
2:31:59
Rank: #6805 (+111)
20M → 21M
7:43 | 7:43/mi
35K· 21.75 mi
2:37:23
Rank: #6769 (+36)
21M → 35K
5:24 | 7:13/mi
23M
2:46:51
Rank: #6720 (+49)
35K → 23M
9:28 | 7:34/mi
24M
2:54:13
Rank: #6684 (+36)
23M → 24M
7:22 | 7:22/mi
40K· 24.85 mi
3:00:52
Rank: #6706 (-22)
24M → 40K
6:39 | 7:47/mi
25.2M
3:03:47
Rank: #6713 (-7)
40K → 25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:11:23
Rank: #6733 (-20)
25.2M → Finish
7:36 | 7:27/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:13
Pace7:11 /mi
2nd Half
Distance13.11 mi
Time1:37:10
Pace7:25 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:5622:317:1522:31
7:15
-
10K
6.21 mi10:48:0044:357:1022:04
7:06
-0:09
15K
9.32 mi11:10:281:07:037:1222:28
7:14
+0:08
20K
12.43 mi11:32:461:29:217:1122:18
7:11
-0:03
Half
13.11 mi11:37:381:34:137:114:52
7:08
-0:03
25K
15.53 mi11:55:031:51:387:1117:25
7:11
+0:03
30K
18.64 mi12:17:462:14:217:1222:43
7:19
+0:08
20M
20.00 mi12:27:412:24:167:139:55
7:18
-0:01
21M
21.00 mi12:35:242:31:597:147:43
7:43
+0:25
35K
21.75 mi12:40:482:37:237:145:24
7:13
-0:30
23M
23.00 mi12:50:162:46:517:159:28
7:34
+0:21
24M
24.00 mi12:57:382:54:137:167:22
7:22
-0:12
40K
24.85 mi13:04:173:00:527:176:39
7:47
+0:25
25.2M
25.20 mi13:07:123:03:477:182:55
8:27
+0:40
Finish
26.22 mi13:14:483:11:237:187:36
7:27
-1:00

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

7:06 /mi

Average Pace

7:18 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:08:28

98% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

2:55

2% of race

Average Pace: 7:18 /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 mi10:25:5622:317:1522:31
7:15
#7777
10K
6.21 mi10:48:0044:357:1022:04
7:06
#7593
15K
9.32 mi11:10:281:07:037:1222:28
7:14
#7706
20K
12.43 mi11:32:461:29:217:1122:18
7:11
#7466
Half
13.11 mi11:37:381:34:137:114:52
7:08
#7455
25K
15.53 mi11:55:031:51:387:1117:25
7:11
#7284
30K
18.64 mi12:17:462:14:217:1222:43
7:19
#7026
20M
20.00 mi12:27:412:24:167:139:55
7:18
#6916
21M
21.00 mi12:35:242:31:597:147:43
7:43
#6805
35K
21.75 mi12:40:482:37:237:145:24
7:13
#6769
23M
23.00 mi12:50:162:46:517:159:28
7:34
#6720
24M
24.00 mi12:57:382:54:137:167:22
7:22
#6684
40K
24.85 mi13:04:173:00:527:176:39
7:47
#6706
25.2M
25.20 mi13:07:123:03:477:182:55
8:27
#6713
Finish
26.22 mi13:14:483:11:237:187:36
7:27
#6733
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi7777682768278000(Top 30%)6918(Top 46%)6918(Top 131%)
10K6.21 mi3.10 mi7593+1846702+1256702+1257456(Top 28%)6566(Top 43%)6566(Top 124%)
15K9.32 mi3.11 mi7706-1136766-646766-648000(Top 30%)6918(Top 46%)6918(Top 131%)
20K12.43 mi3.11 mi7466+2406586+1806586+1806949(Top 26%)6172(Top 41%)6172(Top 117%)
Half13.11 mi0.68 mi7455+116578+86578+87337(Top 28%)6457(Top 43%)6457(Top 122%)
25K15.53 mi2.42 mi7284+1716441+1376441+1376584(Top 25%)5854(Top 39%)5854(Top 111%)
30K18.64 mi3.11 mi7026+2586234+2076234+2076094(Top 23%)5435(Top 36%)5435(Top 103%)
20M20.00 mi1.36 mi6916+1106144+906144+905631(Top 21%)5024(Top 33%)5024(Top 95%)
21M21.00 mi1.00 mi6805+1116049+956049+955723(Top 21%)4995(Top 33%)4995(Top 95%)
35K21.75 mi0.75 mi6769+366011+386011+386612(Top 25%)5649(Top 37%)5649(Top 107%)
23M23.00 mi1.25 mi6720+495958+535958+536785(Top 25%)5683(Top 37%)5683(Top 108%)
24M24.00 mi1.00 mi6684+365916+425916+426816(Top 26%)5605(Top 37%)5605(Top 106%)
40K24.85 mi0.85 mi6706-225913+35913+38479(Top 32%)6531(Top 43%)6531(Top 124%)
25.2M25.20 mi0.35 mi6713-75905+85905+89148(Top 34%)6808(Top 45%)6808(Top 129%)
Finish26.22 mi1.02 mi6733-205909-45909-48189(Top 31%)6262(Top 41%)6262(Top 118%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

8000

Males

6918

M18-39

6918

5K→10K

3.1 - 6.2 mi

Top 28%
×5stories
+79ft-138ft

Overall

7456

Males

6566

M18-39

6566

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

8000

Males

6918

M18-39

6918

15K→20K

9.3 - 12.4 mi

Top 26%
×5stories
+106ft-86ft

Overall

6949

Males

6172

M18-39

6172

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7337

Males

6457

M18-39

6457

Half→25K

13.1 - 15.5 mi

Top 25%
×4stories
+66ft-88ft

Overall

6584

Males

5854

M18-39

5854

25K→30K

15.5 - 18.6 mi

Top 23%
×9stories
+181ft-148ft

Overall

6094

Males

5435

M18-39

5435

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

5631

Males

5024

M18-39

5024

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5723

Males

4995

M18-39

4995

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6612

Males

5649

M18-39

5649

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

6785

Males

5683

M18-39

5683

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

6816

Males

5605

M18-39

5605

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8479

Males

6531

M18-39

6531

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

9148

Males

6808

M18-39

6808

25.2M→Finish

25.2 - 26.2 mi

Top 31%
×2stories
+22ft-21ft

Overall

8189

Males

6262

M18-39

6262

Passing Analysis

Category:
Athletes Passed
1756
Passed By
712
Net Change
+1044
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7777
5K → 10K325141+184#7777#7593
10K → 15K90203-113#7593#7706
15K → 20K27030+240#7706#7466
20K → Half2817+11#7466#7455
Half → 25K18615+171#7455#7284
25K → 30K28224+258#7284#7026
30K → 20M1199+110#7026#6916
20M → 21M12312+111#6916#6805
21M → 35K5418+36#6805#6769
35K → 23M8940+49#6769#6720
23M → 24M6226+36#6720#6684
24M → 40K5678-22#6684#6706
40K → 25.2M1825-7#6706#6713
25.2M → Finish5474-20#6713#6733
TOTALS1756712+1044
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

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

.gpx files up to 10MB

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