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BOSTON MARATHON 2024

Ronnie Delzer

Bib: 1588•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 34%
Gender (Male)
#0 / 14578
Top 45%
Masters (Masters Men)
#0 / 9729
Top 35%
Division (M40-44)
#0 / 2009
Race Day Weather
55°/45°F
scattered clouds

⏱️ 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
7:12/mi
22:22
↑ 97↓ 3451.5%
10K· 6.21 mi
7:05/mi
44:22
↑ 79↓ 1380.4%
15K· 9.32 mi
7:10/mi
1:06:39
↑ 67↓ 78
20K· 12.43 mi
7:25/mi
1:29:42
↑ 106↓ 860.1%
Half· 13.11 mi
7:24/mi
1:34:45
↑ 19↓ 370.5%
25K· 15.53 mi
7:45/mi
1:53:32
↑ 66↓ 880.2%
30K· 18.64 mi
8:17/mi
2:19:16
↑ 181↓ 1480.2%
20M
9:14/mi
2:31:49
↑ 64↓ 500.2%
21M
9:31/mi
2:41:20
↑ 106↓ 241.6%
35K· 21.75 mi
8:21/mi
2:47:35
↑ 17↓ 861.7%
23M
8:42/mi
2:58:29
↑ 23↓ 630.6%
24M
8:56/mi
3:07:25
↓ 821.3%
40K· 24.85 mi
8:46/mi
3:14:55
↓ 200.3%
25.2M
9:34/mi
3:18:13
↑ 13↓ 160.2%
Finish· 26.22 mi
8:13/mi
3:26:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:45
Pace7:14 /mi
2nd Half
Distance13.11 mi
Time1:51:50
Pace8:32 /mi
📊Positive Split: 18.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:5122:227:1222:22
7:12
-
10K
6.21 mi11:12:5144:227:0822:00
7:05
-0:07
15K
9.32 mi11:35:081:06:397:0922:17
7:10
+0:05
20K
12.43 mi11:58:111:29:427:1323:03
7:25
+0:15
Half
13.11 mi12:03:141:34:457:145:03
7:24
-0:01
25K
15.53 mi12:22:011:53:327:1918:47
7:45
+0:21
30K
18.64 mi12:47:452:19:167:2825:44
8:17
+0:32
20M
20.00 mi13:00:182:31:497:3512:33
9:14
+0:57
21M
21.00 mi13:09:492:41:207:419:31
9:31
+0:17
35K
21.75 mi13:16:042:47:357:426:15
8:21
-1:10
23M
23.00 mi13:26:582:58:297:4610:54
8:42
+0:21
24M
24.00 mi13:35:543:07:257:498:56
8:56
+0:14
40K
24.85 mi13:43:243:14:557:517:30
8:46
-0:10
25.2M
25.20 mi13:46:423:18:137:523:18
9:34
+0:48
Finish
26.22 mi13:55:043:26:357:538:22
8:13
-1:21

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

7:05 /mi

Average Pace

7:53 /mi

Slowest Pace

9:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:32

55% of race

Time at Steady Pace

51:15

25% of race

Time at Slower Pace

41:48

20% of race

Average Pace: 7:53 /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 mi10:50:5122:227:1222:22
7:12
#8408
10K
6.21 mi11:12:5144:227:0822:00
7:05
#7710
15K
9.32 mi11:35:081:06:397:0922:17
7:10
#7535
20K
12.43 mi11:58:111:29:427:1323:03
7:25
#7551
Half
13.11 mi12:03:141:34:457:145:03
7:24
#7573
25K
15.53 mi12:22:011:53:327:1918:47
7:45
#7662
30K
18.64 mi12:47:452:19:167:2825:44
8:17
#7934
20M
20.00 mi13:00:182:31:497:3512:33
9:14
#8342
21M
21.00 mi13:09:492:41:207:419:31
9:31
#8474
35K
21.75 mi13:16:042:47:357:426:15
8:21
#8458
23M
23.00 mi13:26:582:58:297:4610:54
8:42
#8447
24M
24.00 mi13:35:543:07:257:498:56
8:56
#8570
40K
24.85 mi13:43:243:14:557:517:30
8:46
#8569
25.2M
25.20 mi13:46:423:18:137:523:18
9:34
#8562
Finish
26.22 mi13:55:043:26:357:538:22
8:13
#8585
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi8408705270527281(Top 28%)6257(Top 43%)6257(Top 311%)
10K6.21 mi3.10 mi7710+6986606+4466606+4467172(Top 28%)6231(Top 43%)6231(Top 310%)
15K9.32 mi3.11 mi7535+1756475+1316475+1317281(Top 28%)6257(Top 43%)6257(Top 311%)
20K12.43 mi3.11 mi7551-166456+196456+197770(Top 30%)6460(Top 44%)6460(Top 322%)
Half13.11 mi0.68 mi7573-226468-126468-128380(Top 33%)6830(Top 47%)6830(Top 340%)
25K15.53 mi2.42 mi7662-896485-176485-178597(Top 34%)6761(Top 46%)6761(Top 337%)
30K18.64 mi3.11 mi7934-2726546-616546-619456(Top 37%)6998(Top 48%)6998(Top 348%)
20M20.00 mi1.36 mi8342-4086739-1936739-19313285(Top 52%)8524(Top 58%)8524(Top 424%)
21M21.00 mi1.00 mi8474-1326759-206759-2010893(Top 43%)7170(Top 49%)7170(Top 357%)
35K21.75 mi0.75 mi8458+166718+416718+419860(Top 39%)6678(Top 46%)6678(Top 332%)
23M23.00 mi1.25 mi8447+116643+756643+759565(Top 37%)6378(Top 44%)6378(Top 317%)
24M24.00 mi1.00 mi8570-1236660-176660-1711779(Top 46%)7452(Top 51%)7452(Top 371%)
40K24.85 mi0.85 mi8569+16619+416619+419707(Top 38%)6258(Top 43%)6258(Top 311%)
25.2M25.20 mi0.35 mi8562+76592+276592+278979(Top 35%)5815(Top 40%)5815(Top 289%)
Finish26.22 mi1.02 mi8585-236562+306562+309815(Top 38%)6361(Top 44%)6361(Top 317%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×21story building
+97ft-345ft

Overall

7281

Males

6257

M40-44

6257

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

7172

Males

6231

M40-44

6231

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+67ft-78ft

Overall

7281

Males

6257

M40-44

6257

15K→20K

9.3 - 12.4 mi

Top 30%
×5story building
+106ft-86ft

Overall

7770

Males

6460

M40-44

6460

20K→Half

12.4 - 13.1 mi

Top 33%
×2story building
+19ft-37ft

Overall

8380

Males

6830

M40-44

6830

Half→25K

13.1 - 15.5 mi

Top 34%
×4story building
+66ft-88ft

Overall

8597

Males

6761

M40-44

6761

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

9456

Males

6998

M40-44

6998

30K→20M

18.6 - 20.0 mi

Top 52%
×5story building
+64ft-50ft

Overall

13285

Males

8524

M40-44

8524

20M→21M

20.0 - 21.0 mi

Top 43%
×8story building
+106ft-24ft

Overall

10893

Males

7170

M40-44

7170

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

9860

Males

6678

M40-44

6678

35K→23M

21.8 - 23.0 mi

Top 37%
×5story building
+23ft-63ft

Overall

9565

Males

6378

M40-44

6378

23M→24M

23.0 - 24.0 mi

Top 46%
×6story building
+12ft-82ft

Overall

11779

Males

7452

M40-44

7452

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

9707

Males

6258

M40-44

6258

40K→25.2M

24.9 - 25.2 mi

Top 35%
×1story
+13ft-16ft

Overall

8979

Males

5815

M40-44

5815

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

9815

Males

6361

M40-44

6361

Passing Analysis

Category:
Athletes Passed
2113
Passed By
2290
Net Change
-177
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8408
5K → 10K72527+698#8408#7710
10K → 15K24065+175#7710#7535
15K → 20K179195-16#7535#7551
20K → Half2951-22#7551#7573
Half → 25K147236-89#7573#7662
25K → 30K182454-272#7662#7934
30K → 20M36444-408#7934#8342
20M → 21M86218-132#8342#8474
21M → 35K8670+16#8474#8458
35K → 23M133122+11#8458#8447
23M → 24M63186-123#8447#8570
24M → 40K8584+1#8570#8569
40K → 25.2M5043+7#8569#8562
25.2M → Finish7295-23#8562#8585
TOTALS21132290-177
📊

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