Boston Marathon logo
BOSTON MARATHON 2023

Christopher Quaid

Bib: 2257•M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 17%
Division (M18-39)
#0 / 5285
Top 37%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:35
Rank: #3076
Start → 5K
20:35 | 6:38/mi
10K· 6.21 mi
40:47
Rank: #2892 (+184)
5K → 10K
20:12 | 6:30/mi
15K· 9.32 mi
1:01:11
Rank: #2935 (-43)
10K → 15K
20:24 | 6:34/mi
20K· 12.43 mi
1:21:57
Rank: #3047 (-112)
15K → 20K
20:46 | 6:41/mi
Half· 13.11 mi
1:26:22
Rank: #3016 (+31)
20K → Half
4:25 | 6:28/mi
25K· 15.53 mi
1:42:20
Rank: #2909 (+107)
Half → 25K
15:58 | 6:35/mi
30K· 18.64 mi
2:03:26
Rank: #2870 (+39)
25K → 30K
21:06 | 6:47/mi
20M
2:12:45
Rank: #2864 (+6)
30K → 20M
9:19 | 6:51/mi
21M
2:19:55
Rank: #2838 (+26)
20M → 21M
7:10 | 7:10/mi
35K· 21.75 mi
2:24:54
Rank: #2840 (-2)
21M → 35K
4:59 | 6:40/mi
23M
2:33:24
Rank: #2785 (+55)
35K → 23M
8:30 | 6:47/mi
24M
2:40:01
Rank: #2746 (+39)
23M → 24M
6:37 | 6:37/mi
40K· 24.85 mi
2:45:40
Rank: #2687 (+59)
24M → 40K
5:39 | 6:37/mi
25.2M
2:48:08
Rank: #2671 (+16)
40K → 25.2M
2:28 | 7:09/mi
Finish· 26.22 mi
2:54:56
Rank: #2682 (-11)
25.2M → Finish
6:48 | 6:40/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
Time1:26:22
Pace6:35 /mi
2nd Half
Distance13.11 mi
Time1:28:34
Pace6:45 /mi
📊Positive Split: 2.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:4120:356:3820:35
6:38
-
10K
6.21 mi10:41:5340:476:3420:12
6:30
-0:08
15K
9.32 mi11:02:171:01:116:3420:24
6:34
+0:04
20K
12.43 mi11:23:031:21:576:3620:46
6:41
+0:07
Half
13.11 mi11:27:281:26:226:354:25
6:28
-0:13
25K
15.53 mi11:43:261:42:206:3515:58
6:35
+0:07
30K
18.64 mi12:04:322:03:266:3721:06
6:47
+0:12
20M
20.00 mi12:13:512:12:456:389:19
6:51
+0:04
21M
21.00 mi12:21:012:19:556:407:10
7:10
+0:19
35K
21.75 mi12:26:002:24:546:404:59
6:40
-0:30
23M
23.00 mi12:34:302:33:246:408:30
6:47
+0:07
24M
24.00 mi12:41:072:40:016:406:37
6:37
-0:10
40K
24.85 mi12:46:462:45:406:405:39
6:37
0:00
25.2M
25.20 mi12:49:142:48:086:402:28
7:09
+0:32
Finish
26.22 mi12:56:022:54:566:416:48
6:40
-0:29

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

6:28 /mi

Average Pace

6:41 /mi

Slowest Pace

7:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:18

94% of race

Time at Steady Pace

9:38

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:40 /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 mi10:21:4120:356:3820:35
6:38
#3076
10K
6.21 mi10:41:5340:476:3420:12
6:30
#2892
15K
9.32 mi11:02:171:01:116:3420:24
6:34
#2935
20K
12.43 mi11:23:031:21:576:3620:46
6:41
#3047
Half
13.11 mi11:27:281:26:226:354:25
6:28
#3016
25K
15.53 mi11:43:261:42:206:3515:58
6:35
#2909
30K
18.64 mi12:04:322:03:266:3721:06
6:47
#2870
20M
20.00 mi12:13:512:12:456:389:19
6:51
#2864
21M
21.00 mi12:21:012:19:556:407:10
7:10
#2838
35K
21.75 mi12:26:002:24:546:404:59
6:40
#2840
23M
23.00 mi12:34:302:33:246:408:30
6:47
#2785
24M
24.00 mi12:41:072:40:016:406:37
6:37
#2746
40K
24.85 mi12:46:462:45:406:405:39
6:37
#2687
25.2M
25.20 mi12:49:142:48:086:402:28
7:09
#2671
Finish
26.22 mi12:56:022:54:566:416:48
6:40
#2682
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3076291229123046(Top 11%)2904(Top 19%)2904(Top 55%)
10K6.21 mi3.10 mi2892+1842758+1542758+1542816(Top 11%)2690(Top 18%)2690(Top 51%)
15K9.32 mi3.11 mi2935-432798-402798-403046(Top 11%)2904(Top 19%)2904(Top 55%)
20K12.43 mi3.11 mi3047-1122909-1112909-1113465(Top 13%)3279(Top 22%)3279(Top 62%)
Half13.11 mi0.68 mi3016+312878+312878+312710(Top 10%)2594(Top 17%)2594(Top 49%)
25K15.53 mi2.42 mi2909+1072780+982780+982643(Top 10%)2530(Top 17%)2530(Top 48%)
30K18.64 mi3.11 mi2870+392745+352745+352943(Top 11%)2785(Top 18%)2785(Top 53%)
20M20.00 mi1.36 mi2864+62738+72738+73194(Top 12%)2991(Top 20%)2991(Top 57%)
21M21.00 mi1.00 mi2838+262712+262712+262962(Top 11%)2774(Top 18%)2774(Top 52%)
35K21.75 mi0.75 mi2840-22713-12713-13405(Top 13%)3157(Top 21%)3157(Top 60%)
23M23.00 mi1.25 mi2785+552657+562657+562637(Top 10%)2470(Top 16%)2470(Top 47%)
24M24.00 mi1.00 mi2746+392617+402617+402610(Top 10%)2428(Top 16%)2428(Top 46%)
40K24.85 mi0.85 mi2687+592563+542563+541990(Top 7%)1860(Top 12%)1860(Top 35%)
25.2M25.20 mi0.35 mi2671+162546+172546+172417(Top 9%)2232(Top 15%)2232(Top 42%)
Finish26.22 mi1.02 mi2682-112552-62552-63407(Top 13%)3050(Top 20%)3050(Top 58%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

3046

Males

2904

M18-39

2904

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

2816

Males

2690

M18-39

2690

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

3046

Males

2904

M18-39

2904

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3465

Males

3279

M18-39

3279

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2710

Males

2594

M18-39

2594

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2643

Males

2530

M18-39

2530

25K→30K

15.5 - 18.6 mi

Top 11%
×9stories
+181ft-148ft

Overall

2943

Males

2785

M18-39

2785

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3194

Males

2991

M18-39

2991

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2962

Males

2774

M18-39

2774

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3405

Males

3157

M18-39

3157

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2637

Males

2470

M18-39

2470

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2610

Males

2428

M18-39

2428

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1990

Males

1860

M18-39

1860

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2417

Males

2232

M18-39

2232

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3407

Males

3050

M18-39

3050

Passing Analysis

Category:
Athletes Passed
1027
Passed By
633
Net Change
+394
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3076
5K → 10K26985+184#3076#2892
10K → 15K79122-43#2892#2935
15K → 20K43155-112#2935#3047
20K → Half343+31#3047#3016
Half → 25K12114+107#3016#2909
25K → 30K9556+39#2909#2870
30K → 20M3630+6#2870#2864
20M → 21M5428+26#2864#2838
21M → 35K2729-2#2838#2840
35K → 23M7722+55#2840#2785
23M → 24M6425+39#2785#2746
24M → 40K6910+59#2746#2687
40K → 25.2M259+16#2687#2671
25.2M → Finish3445-11#2671#2682
TOTALS1027633+394
📊

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