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BOSTON MARATHON 2023

Donald Schwartz

Bib: 20485•M

NJ

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 41%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 45%
Division (M60-64)
#0 / 1110
Top 11%
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
8:07/mi
25:12
↑ 97↓ 3451.5%
10K· 6.21 mi
7:50/mi
49:32
↑ 79↓ 1380.4%
15K· 9.32 mi
7:46/mi
1:13:39
↑ 67↓ 78
20K· 12.43 mi
7:47/mi
1:37:51
↑ 106↓ 860.1%
Half· 13.11 mi
7:46/mi
1:43:09
↑ 19↓ 370.5%
25K· 15.53 mi
7:46/mi
2:01:59
↑ 66↓ 880.2%
30K· 18.64 mi
7:56/mi
2:26:39
↑ 181↓ 1480.2%
20M
7:54/mi
2:37:23
↑ 64↓ 500.2%
21M
8:14/mi
2:45:37
↑ 106↓ 241.6%
35K· 21.75 mi
7:37/mi
2:51:19
↑ 17↓ 861.7%
23M
7:46/mi
3:01:02
↑ 23↓ 630.6%
24M
7:32/mi
3:08:34
↓ 821.3%
40K· 24.85 mi
7:43/mi
3:15:10
↓ 200.3%
25.2M
8:07/mi
3:17:58
↑ 13↓ 160.2%
Finish· 26.22 mi
7:29/mi
3:25:36
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:43:09
Pace7:52 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:42:27
Pace7:49 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:1725:128:0725:12
8:07
-
10K
6.21 mi11:42:3749:327:5824:20
7:50
-0:17
15K
9.32 mi12:06:441:13:397:5424:07
7:46
-0:04
20K
12.43 mi12:30:561:37:517:5224:12
7:47
+0:01
Half
13.11 mi12:36:141:43:097:525:18
7:46
-0:01
25K
15.53 mi12:55:042:01:597:5118:50
7:46
0:00
30K
18.64 mi13:19:442:26:397:5224:40
7:56
+0:10
20M
20.00 mi13:30:282:37:237:5210:44
7:54
-0:02
21M
21.00 mi13:38:422:45:377:538:14
8:14
+0:20
35K
21.75 mi13:44:242:51:197:535:42
7:37
-0:37
23M
23.00 mi13:54:073:01:027:529:43
7:46
+0:09
24M
24.00 mi14:01:393:08:347:517:32
7:32
-0:14
40K
24.85 mi14:08:153:15:107:516:36
7:43
+0:11
25.2M
25.20 mi14:11:033:17:587:512:48
8:07
+0:24
Finish
26.22 mi14:18:413:25:367:517:38
7:29
-0:38

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

7:29 /mi

Average Pace

7:51 /mi

Slowest Pace

8:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:17:22

96% of race

Time at Steady Pace

8:14

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:50 /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 mi11:18:1725:128:0725:12
8:07
#14779
10K
6.21 mi11:42:3749:327:5824:20
7:50
#14169
15K
9.32 mi12:06:441:13:397:5424:07
7:46
#13582
20K
12.43 mi12:30:561:37:517:5224:12
7:47
#13072
Half
13.11 mi12:36:141:43:097:525:18
7:46
#13016
25K
15.53 mi12:55:042:01:597:5118:50
7:46
#12615
30K
18.64 mi13:19:442:26:397:5224:40
7:56
#12184
20M
20.00 mi13:30:282:37:237:5210:44
7:54
#11952
21M
21.00 mi13:38:422:45:377:538:14
8:14
#11741
35K
21.75 mi13:44:242:51:197:535:42
7:37
#11645
23M
23.00 mi13:54:073:01:027:529:43
7:46
#11401
24M
24.00 mi14:01:393:08:347:517:32
7:32
#11208
40K
24.85 mi14:08:153:15:107:516:36
7:43
#11051
25.2M
25.20 mi14:11:033:17:587:512:48
8:07
#10971
Finish
26.22 mi14:18:413:25:367:517:38
7:29
#10855
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi14779102501025012385(Top 47%)9243(Top 61%)9243(Top 833%)
10K6.21 mi3.10 mi14169+61010002+24810002+24813385(Top 50%)9716(Top 64%)9716(Top 875%)
15K9.32 mi3.11 mi13582+5879754+2489754+24812385(Top 47%)9243(Top 61%)9243(Top 833%)
20K12.43 mi3.11 mi13072+5109530+2249530+22411637(Top 44%)8860(Top 58%)8860(Top 798%)
Half13.11 mi0.68 mi13016+569503+279503+2712368(Top 46%)9204(Top 61%)9204(Top 829%)
25K15.53 mi2.42 mi12615+4019309+1949309+19410841(Top 41%)8421(Top 55%)8421(Top 759%)
30K18.64 mi3.11 mi12184+4319084+2259084+22510429(Top 39%)8056(Top 53%)8056(Top 726%)
20M20.00 mi1.36 mi11952+2328966+1188966+1189552(Top 36%)7505(Top 49%)7505(Top 676%)
21M21.00 mi1.00 mi11741+2118857+1098857+1098803(Top 33%)6958(Top 46%)6958(Top 627%)
35K21.75 mi0.75 mi11645+968806+518806+519398(Top 35%)7303(Top 48%)7303(Top 658%)
23M23.00 mi1.25 mi11401+2448666+1408666+1408155(Top 31%)6503(Top 43%)6503(Top 586%)
24M24.00 mi1.00 mi11208+1938566+1008566+1007939(Top 30%)6287(Top 41%)6287(Top 566%)
40K24.85 mi0.85 mi11051+1578456+1108456+1108101(Top 30%)6320(Top 42%)6320(Top 569%)
25.2M25.20 mi0.35 mi10971+808402+548402+547220(Top 27%)5734(Top 38%)5734(Top 517%)
Finish26.22 mi1.02 mi10855+1168317+858317+858477(Top 32%)6453(Top 43%)6453(Top 581%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

12385

Males

9243

M60-64

9243

5K→10K

3.1 - 6.2 mi

Top 50%
×5story building
+79ft-138ft

Overall

13385

Males

9716

M60-64

9716

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

12385

Males

9243

M60-64

9243

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

11637

Males

8860

M60-64

8860

20K→Half

12.4 - 13.1 mi

Top 46%
×2story building
+19ft-37ft

Overall

12368

Males

9204

M60-64

9204

Half→25K

13.1 - 15.5 mi

Top 41%
×4story building
+66ft-88ft

Overall

10841

Males

8421

M60-64

8421

25K→30K

15.5 - 18.6 mi

Top 39%
×9story building
+181ft-148ft

Overall

10429

Males

8056

M60-64

8056

30K→20M

18.6 - 20.0 mi

Top 36%
×5story building
+64ft-50ft

Overall

9552

Males

7505

M60-64

7505

20M→21M

20.0 - 21.0 mi

Top 33%
×8story building
+106ft-24ft

Overall

8803

Males

6958

M60-64

6958

21M→35K

21.0 - 21.8 mi

Top 35%
×7story building
+17ft-86ft

Overall

9398

Males

7303

M60-64

7303

35K→23M

21.8 - 23.0 mi

Top 31%
×5story building
+23ft-63ft

Overall

8155

Males

6503

M60-64

6503

23M→24M

23.0 - 24.0 mi

Top 30%
×6story building
+12ft-82ft

Overall

7939

Males

6287

M60-64

6287

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

8101

Males

6320

M60-64

6320

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7220

Males

5734

M60-64

5734

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2story building
+22ft-21ft

Overall

8477

Males

6453

M60-64

6453

Passing Analysis

Category:
Athletes Passed
4178
Passed By
254
Net Change
+3924
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14779
5K → 10K70999+610#14779#14169
10K → 15K61427+587#14169#13582
15K → 20K53020+510#13582#13072
20K → Half6610+56#13072#13016
Half → 25K4032+401#13016#12615
25K → 30K45423+431#12615#12184
30K → 20M24412+232#12184#11952
20M → 21M22312+211#11952#11741
21M → 35K1048+96#11741#11645
35K → 23M25713+244#11645#11401
23M → 24M1963+193#11401#11208
24M → 40K1636+157#11208#11051
40K → 25.2M811+80#11051#10971
25.2M → Finish13418+116#10971#10855
TOTALS4178254+3924
📊

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