Boston Marathon logo
BOSTON MARATHON 2023

Jerman Cruz Gonzalez

Bib: 4457•M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 22%
Division (M18-39)
#0 / 5285
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:08
Rank: #4688
Start → 5K
21:08 | 6:48/mi
10K· 6.21 mi
41:42
Rank: #4086 (+602)
5K → 10K
20:34 | 6:37/mi
15K· 9.32 mi
1:02:23
Rank: #3951 (+135)
10K → 15K
20:41 | 6:39/mi
20K· 12.43 mi
1:23:15
Rank: #3856 (+95)
15K → 20K
20:52 | 6:43/mi
Half· 13.11 mi
1:27:41
Rank: #3772 (+84)
20K → Half
4:26 | 6:30/mi
25K· 15.53 mi
1:43:46
Rank: #3595 (+177)
Half → 25K
16:05 | 6:38/mi
30K· 18.64 mi
2:04:49
Rank: #3403 (+192)
25K → 30K
21:03 | 6:47/mi
20M
2:14:17
Rank: #3406 (-3)
30K → 20M
9:28 | 6:58/mi
21M
2:21:40
Rank: #3418 (-12)
20M → 21M
7:23 | 7:23/mi
35K· 21.75 mi
2:26:43
Rank: #3414 (+4)
21M → 35K
5:03 | 6:45/mi
23M
2:35:50
Rank: #3528 (-114)
35K → 23M
9:07 | 7:17/mi
24M
2:42:24
Rank: #3456 (+72)
23M → 24M
6:34 | 6:34/mi
40K· 24.85 mi
2:48:30
Rank: #3482 (-26)
24M → 40K
6:06 | 7:08/mi
25.2M
2:51:09
Rank: #3499 (-17)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
2:58:09
Rank: #3541 (-42)
25.2M → Finish
7:00 | 6:52/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
Time1:27:41
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:30:28
Pace6:54 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3221:086:4821:08
6:48
-
10K
6.21 mi10:43:0641:426:4320:34
6:37
-0:11
15K
9.32 mi11:03:471:02:236:4220:41
6:39
+0:02
20K
12.43 mi11:24:391:23:156:4220:52
6:43
+0:04
Half
13.11 mi11:29:051:27:416:414:26
6:30
-0:13
25K
15.53 mi11:45:101:43:466:4116:05
6:38
+0:08
30K
18.64 mi12:06:132:04:496:4221:03
6:47
+0:09
20M
20.00 mi12:15:412:14:176:439:28
6:58
+0:11
21M
21.00 mi12:23:042:21:406:457:23
7:23
+0:25
35K
21.75 mi12:28:072:26:436:455:03
6:45
-0:38
23M
23.00 mi12:37:142:35:506:479:07
7:17
+0:32
24M
24.00 mi12:43:482:42:246:466:34
6:34
-0:43
40K
24.85 mi12:49:542:48:306:476:06
7:08
+0:34
25.2M
25.20 mi12:52:332:51:096:482:39
7:41
+0:33
Finish
26.22 mi12:59:332:58:096:487:00
6:52
-0:49

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

6:30 /mi

Average Pace

6:48 /mi

Slowest Pace

7:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:00

89% of race

Time at Steady Pace

16:30

9% of race

Time at Slower Pace

2:39

1% of race

Average Pace: 6:48 /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 mi10:22:3221:086:4821:08
6:48
#4688
10K
6.21 mi10:43:0641:426:4320:34
6:37
#4086
15K
9.32 mi11:03:471:02:236:4220:41
6:39
#3951
20K
12.43 mi11:24:391:23:156:4220:52
6:43
#3856
Half
13.11 mi11:29:051:27:416:414:26
6:30
#3772
25K
15.53 mi11:45:101:43:466:4116:05
6:38
#3595
30K
18.64 mi12:06:132:04:496:4221:03
6:47
#3403
20M
20.00 mi12:15:412:14:176:439:28
6:58
#3406
21M
21.00 mi12:23:042:21:406:457:23
7:23
#3418
35K
21.75 mi12:28:072:26:436:455:03
6:45
#3414
23M
23.00 mi12:37:142:35:506:479:07
7:17
#3528
24M
24.00 mi12:43:482:42:246:466:34
6:34
#3456
40K
24.85 mi12:49:542:48:306:476:06
7:08
#3482
25.2M
25.20 mi12:52:332:51:096:482:39
7:41
#3499
Finish
26.22 mi12:59:332:58:096:487:00
6:52
#3541
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4688436243623737(Top 14%)3521(Top 23%)3521(Top 67%)
10K6.21 mi3.10 mi4086+6023841+5213841+5213636(Top 14%)3433(Top 23%)3433(Top 65%)
15K9.32 mi3.11 mi3951+1353720+1213720+1213737(Top 14%)3521(Top 23%)3521(Top 67%)
20K12.43 mi3.11 mi3856+953639+813639+813695(Top 14%)3494(Top 23%)3494(Top 66%)
Half13.11 mi0.68 mi3772+843564+753564+752818(Top 11%)2702(Top 18%)2702(Top 51%)
25K15.53 mi2.42 mi3595+1773402+1623402+1622920(Top 11%)2790(Top 18%)2790(Top 53%)
30K18.64 mi3.11 mi3403+1923223+1793223+1792840(Top 11%)2694(Top 18%)2694(Top 51%)
20M20.00 mi1.36 mi3406-33226-33226-33800(Top 14%)3536(Top 23%)3536(Top 67%)
21M21.00 mi1.00 mi3418-123238-123238-124042(Top 15%)3720(Top 25%)3720(Top 70%)
35K21.75 mi0.75 mi3414+43231+73231+73850(Top 14%)3544(Top 23%)3544(Top 67%)
23M23.00 mi1.25 mi3528-1143332-1013332-1015188(Top 19%)4596(Top 30%)4596(Top 87%)
24M24.00 mi1.00 mi3456+723266+663266+662406(Top 9%)2249(Top 15%)2249(Top 43%)
40K24.85 mi0.85 mi3482-263290-243290-244515(Top 17%)3997(Top 26%)3997(Top 76%)
25.2M25.20 mi0.35 mi3499-173303-133303-134728(Top 18%)4081(Top 27%)4081(Top 77%)
Finish26.22 mi1.02 mi3541-423334-313334-314433(Top 17%)3866(Top 25%)3866(Top 73%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21stories
+97ft-345ft

Overall

3737

Males

3521

M18-39

3521

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3636

Males

3433

M18-39

3433

10K→15K

6.2 - 9.3 mi

Top 14%
×3stories
+67ft-78ft

Overall

3737

Males

3521

M18-39

3521

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3695

Males

3494

M18-39

3494

20K→Half

12.4 - 13.1 mi

Top 11%
×2stories
+19ft-37ft

Overall

2818

Males

2702

M18-39

2702

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2920

Males

2790

M18-39

2790

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2840

Males

2694

M18-39

2694

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3800

Males

3536

M18-39

3536

20M→21M

20.0 - 21.0 mi

Top 15%
×8stories
+106ft-24ft

Overall

4042

Males

3720

M18-39

3720

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3850

Males

3544

M18-39

3544

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5188

Males

4596

M18-39

4596

23M→24M

23.0 - 24.0 mi

Top 9%
×6stories
+12ft-82ft

Overall

2406

Males

2249

M18-39

2249

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4515

Males

3997

M18-39

3997

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4728

Males

4081

M18-39

4081

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4433

Males

3866

M18-39

3866

Passing Analysis

Category:
Athletes Passed
1829
Passed By
682
Net Change
+1147
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4688
5K → 10K63634+602#4688#4086
10K → 15K20570+135#4086#3951
15K → 20K15863+95#3951#3856
20K → Half840+84#3856#3772
Half → 25K1869+177#3772#3595
25K → 30K21523+192#3595#3403
30K → 20M5760-3#3403#3406
20M → 21M5668-12#3406#3418
21M → 35K3329+4#3418#3414
35K → 23M34148-114#3414#3528
23M → 24M8210+72#3528#3456
24M → 40K3157-26#3456#3482
40K → 25.2M1532-17#3482#3499
25.2M → Finish3779-42#3499#3541
TOTALS1829682+1147
📊

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