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BOSTON MARATHON 2023

Timothy Gilday

Bib: 15921•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M65-69)
#0 / 549
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
11:10/mi
34:41
↑ 97↓ 3451.5%
10K· 6.21 mi
10:55/mi
1:08:37
↑ 79↓ 1380.4%
15K· 9.32 mi
11:22/mi
1:43:55
↑ 67↓ 78
20K· 12.43 mi
11:30/mi
2:19:39
↑ 106↓ 860.1%
Half· 13.11 mi
11:45/mi
2:27:40
↑ 19↓ 370.5%
25K· 15.53 mi
12:06/mi
2:57:01
↑ 66↓ 880.2%
30K· 18.64 mi
12:42/mi
3:36:29
↑ 181↓ 1480.2%
20M
12:55/mi
3:54:02
↑ 64↓ 500.2%
21M
13:10/mi
4:07:12
↑ 106↓ 241.6%
35K· 21.75 mi
11:50/mi
4:16:03
↑ 17↓ 861.7%
23M
13:08/mi
4:32:29
↑ 23↓ 630.6%
24M
13:06/mi
4:45:35
↓ 821.3%
40K· 24.85 mi
13:02/mi
4:56:44
↓ 200.3%
25.2M
14:04/mi
5:01:35
↑ 13↓ 160.2%
Finish· 26.22 mi
13:03/mi
5:14:53
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:27:40
Pace11:16 /mi
2nd Half
Distance13.11 mi
Time2:47:13
Pace12:45 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:04:4934:4111:1034:41
11:10
-
10K
6.21 mi11:38:451:08:3711:0333:56
10:55
-0:15
15K
9.32 mi12:14:031:43:5511:0935:18
11:22
+0:27
20K
12.43 mi12:49:472:19:3911:1435:44
11:30
+0:08
Half
13.11 mi12:57:482:27:4011:168:01
11:45
+0:15
25K
15.53 mi13:27:092:57:0111:2429:21
12:06
+0:21
30K
18.64 mi14:06:373:36:2911:3739:28
12:42
+0:36
20M
20.00 mi14:24:103:54:0211:4217:33
12:55
+0:13
21M
21.00 mi14:37:204:07:1211:4613:10
13:10
+0:15
35K
21.75 mi14:46:114:16:0311:468:51
11:50
-1:20
23M
23.00 mi15:02:374:32:2911:5116:26
13:08
+1:18
24M
24.00 mi15:15:434:45:3511:5413:06
13:06
-0:02
40K
24.85 mi15:26:524:56:4411:5611:09
13:02
-0:04
25.2M
25.20 mi15:31:435:01:3511:584:51
14:04
+1:02
Finish
26.22 mi15:45:015:14:5312:0113:18
13:03
-1:01

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

10:55 /mi

Average Pace

12:01 /mi

Slowest Pace

14:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:52

59% of race

Time at Steady Pace

1:51:00

35% of race

Time at Slower Pace

18:01

6% of race

Average Pace: 12:01 /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 mi11:04:4934:4111:1034:41
11:10
#25897
10K
6.21 mi11:38:451:08:3711:0333:56
10:55
#25652
15K
9.32 mi12:14:031:43:5511:0935:18
11:22
#25642
20K
12.43 mi12:49:472:19:3911:1435:44
11:30
#25511
Half
13.11 mi12:57:482:27:4011:168:01
11:45
#25533
25K
15.53 mi13:27:092:57:0111:2429:21
12:06
#25491
30K
18.64 mi14:06:373:36:2911:3739:28
12:42
#25442
20M
20.00 mi14:24:103:54:0211:4217:33
12:55
#25430
21M
21.00 mi14:37:204:07:1211:4613:10
13:10
#25384
35K
21.75 mi14:46:114:16:0311:468:51
11:50
#25358
23M
23.00 mi15:02:374:32:2911:5116:26
13:08
#25369
24M
24.00 mi15:15:434:45:3511:5413:06
13:06
#25393
40K
24.85 mi15:26:524:56:4411:5611:09
13:02
#25384
25.2M
25.20 mi15:31:435:01:3511:584:51
14:04
#25376
Finish
26.22 mi15:45:015:14:5312:0113:18
13:03
#25420
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi25897148861488625564(Top 96%)14754(Top 97%)14754(Top 2687%)
10K6.21 mi3.10 mi25652+24514800+8614800+8625372(Top 95%)14699(Top 97%)14699(Top 2677%)
15K9.32 mi3.11 mi25642+1014801-114801-125564(Top 96%)14754(Top 97%)14754(Top 2687%)
20K12.43 mi3.11 mi25511+13114735+6614735+6625244(Top 95%)14596(Top 96%)14596(Top 2659%)
Half13.11 mi0.68 mi25533-2214741-614741-625685(Top 96%)14768(Top 97%)14768(Top 2690%)
25K15.53 mi2.42 mi25491+4214709+3214709+3225246(Top 95%)14573(Top 96%)14573(Top 2654%)
30K18.64 mi3.11 mi25442+4914674+3514674+3525175(Top 95%)14484(Top 95%)14484(Top 2638%)
20M20.00 mi1.36 mi25430+1214664+1014664+1025106(Top 94%)14427(Top 95%)14427(Top 2628%)
21M21.00 mi1.00 mi25384+4614640+2414640+2424272(Top 91%)14014(Top 92%)14014(Top 2553%)
35K21.75 mi0.75 mi25358+2614622+1814622+1824507(Top 92%)14085(Top 93%)14085(Top 2566%)
23M23.00 mi1.25 mi25369-1114627-514627-525216(Top 95%)14441(Top 95%)14441(Top 2630%)
24M24.00 mi1.00 mi25393-2414636-914636-925547(Top 96%)14574(Top 96%)14574(Top 2655%)
40K24.85 mi0.85 mi25384+914628+814628+824970(Top 94%)14287(Top 94%)14287(Top 2602%)
25.2M25.20 mi0.35 mi25376+814621+714621+725048(Top 94%)14305(Top 94%)14305(Top 2606%)
Finish26.22 mi1.02 mi25420-4414637-1614637-1625997(Top 98%)14804(Top 98%)14804(Top 2697%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 96%
×21story building
+97ft-345ft

Overall

25564

Males

14754

M65-69

14754

5K→10K

3.1 - 6.2 mi

Top 95%
×5story building
+79ft-138ft

Overall

25372

Males

14699

M65-69

14699

10K→15K

6.2 - 9.3 mi

Top 96%
×3story building
+67ft-78ft

Overall

25564

Males

14754

M65-69

14754

15K→20K

9.3 - 12.4 mi

Top 95%
×5story building
+106ft-86ft

Overall

25244

Males

14596

M65-69

14596

20K→Half

12.4 - 13.1 mi

Top 96%
×2story building
+19ft-37ft

Overall

25685

Males

14768

M65-69

14768

Half→25K

13.1 - 15.5 mi

Top 95%
×4story building
+66ft-88ft

Overall

25246

Males

14573

M65-69

14573

25K→30K

15.5 - 18.6 mi

Top 95%
×9story building
+181ft-148ft

Overall

25175

Males

14484

M65-69

14484

30K→20M

18.6 - 20.0 mi

Top 94%
×5story building
+64ft-50ft

Overall

25106

Males

14427

M65-69

14427

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

24272

Males

14014

M65-69

14014

21M→35K

21.0 - 21.8 mi

Top 92%
×7story building
+17ft-86ft

Overall

24507

Males

14085

M65-69

14085

35K→23M

21.8 - 23.0 mi

Top 95%
×5story building
+23ft-63ft

Overall

25216

Males

14441

M65-69

14441

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

25547

Males

14574

M65-69

14574

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

24970

Males

14287

M65-69

14287

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

25048

Males

14305

M65-69

14305

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×2story building
+22ft-21ft

Overall

25997

Males

14804

M65-69

14804

Passing Analysis

Category:
Athletes Passed
926
Passed By
449
Net Change
+477
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25897
5K → 10K28338+245#25897#25652
10K → 15K9787+10#25652#25642
15K → 20K15827+131#25642#25511
20K → Half1335-22#25511#25533
Half → 25K8139+42#25533#25491
25K → 30K9950+49#25491#25442
30K → 20M3018+12#25442#25430
20M → 21M5711+46#25430#25384
21M → 35K326+26#25384#25358
35K → 23M2637-11#25358#25369
23M → 24M1337-24#25369#25393
24M → 40K2314+9#25393#25384
40K → 25.2M102+8#25384#25376
25.2M → Finish448-44#25376#25420
TOTALS926449+477
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing