Boston Marathon logo
BOSTON MARATHON 2023

Roneel Balroop

Bib: 31881•M

FL

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
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
12:05/mi
37:34
↑ 97↓ 3451.5%
10K· 6.21 mi
12:09/mi
1:15:19
↑ 79↓ 1380.4%
15K· 9.32 mi
11:56/mi
1:52:25
↑ 67↓ 78
20K· 12.43 mi
12:43/mi
2:31:56
↑ 106↓ 860.1%
Half· 13.11 mi
12:22/mi
2:40:22
↑ 19↓ 370.5%
25K· 15.53 mi
13:17/mi
3:12:34
↑ 66↓ 880.2%
30K· 18.64 mi
13:22/mi
3:54:06
↑ 181↓ 1480.2%
20M
14:00/mi
4:13:08
↑ 64↓ 500.2%
21M
14:26/mi
4:27:34
↑ 106↓ 241.6%
35K· 21.75 mi
14:52/mi
4:38:41
↑ 17↓ 861.7%
23M
12:44/mi
4:54:38
↑ 23↓ 630.6%
24M
12:13/mi
5:06:51
↓ 821.3%
40K· 24.85 mi
12:54/mi
5:17:53
↓ 200.3%
25.2M
15:05/mi
5:23:05
↑ 13↓ 160.2%
Finish· 26.22 mi
12:09/mi
5:35:28
↑ 22↓ 21

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
Time2:40:22
Pace12:14 /mi
2nd Half
Distance13.11 mi
Time2:55:06
Pace13:21 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:1037:3412:0537:34
12:05
-
10K
6.21 mi12:33:551:15:1912:0737:45
12:09
+0:04
15K
9.32 mi13:11:011:52:2512:0437:06
11:56
-0:13
20K
12.43 mi13:50:322:31:5612:1439:31
12:43
+0:47
Half
13.11 mi13:58:582:40:2212:148:26
12:22
-0:21
25K
15.53 mi14:31:103:12:3412:2432:12
13:17
+0:55
30K
18.64 mi15:12:423:54:0612:3341:32
13:22
+0:05
20M
20.00 mi15:31:444:13:0812:3919:02
14:00
+0:38
21M
21.00 mi15:46:104:27:3412:4414:26
14:26
+0:26
35K
21.75 mi15:57:174:38:4112:4911:07
14:52
+0:26
23M
23.00 mi16:13:144:54:3812:4915:57
12:44
-2:08
24M
24.00 mi16:25:275:06:5112:4712:13
12:13
-0:31
40K
24.85 mi16:36:295:17:5312:4711:02
12:54
+0:41
25.2M
25.20 mi16:41:415:23:0512:495:12
15:05
+2:11
Finish
26.22 mi16:54:045:35:2812:4812:23
12:09
-2:56

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

11:56 /mi

Average Pace

12:48 /mi

Slowest Pace

15:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:01

41% of race

Time at Steady Pace

1:14:56

22% of race

Time at Slower Pace

2:03:31

37% of race

Average Pace: 12:48 /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 mi11:56:1037:3412:0537:34
12:05
#26459
10K
6.21 mi12:33:551:15:1912:0737:45
12:09
#26418
15K
9.32 mi13:11:011:52:2512:0437:06
11:56
#26330
20K
12.43 mi13:50:322:31:5612:1439:31
12:43
#26278
Half
13.11 mi13:58:582:40:2212:148:26
12:22
#26276
25K
15.53 mi14:31:103:12:3412:2432:12
13:17
#26249
30K
18.64 mi15:12:423:54:0612:3341:32
13:22
#26167
20M
20.00 mi15:31:444:13:0812:3919:02
14:00
#26154
21M
21.00 mi15:46:104:27:3412:4414:26
14:26
#26127
35K
21.75 mi15:57:174:38:4112:4911:07
14:52
#26154
23M
23.00 mi16:13:144:54:3812:4915:57
12:44
#26107
24M
24.00 mi16:25:275:06:5112:4712:13
12:13
#26077
40K
24.85 mi16:36:295:17:5312:4711:02
12:54
#26035
25.2M
25.20 mi16:41:415:23:0512:495:12
15:05
#26039
Finish
26.22 mi16:54:045:35:2812:4812:23
12:09
#26031
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi26459151041510426016(Top 98%)14947(Top 98%)14947(Top 667%)
10K6.21 mi3.10 mi26418+4115091+1315091+1326344(Top 99%)15062(Top 99%)15062(Top 672%)
15K9.32 mi3.11 mi26330+8815057+3415057+3426016(Top 98%)14947(Top 98%)14947(Top 667%)
20K12.43 mi3.11 mi26278+5215044+1315044+1326093(Top 98%)14961(Top 99%)14961(Top 668%)
Half13.11 mi0.68 mi26276+2150441504426088(Top 98%)14951(Top 99%)14951(Top 667%)
25K15.53 mi2.42 mi26249+2715035+915035+926014(Top 98%)14906(Top 98%)14906(Top 665%)
30K18.64 mi3.11 mi26167+8214989+4614989+4625682(Top 96%)14723(Top 97%)14723(Top 657%)
20M20.00 mi1.36 mi26154+1314981+814981+825824(Top 97%)14772(Top 97%)14772(Top 659%)
21M21.00 mi1.00 mi26127+2714970+1114970+1125378(Top 95%)14558(Top 96%)14558(Top 650%)
35K21.75 mi0.75 mi26154-2714972-214972-226384(Top 99%)15039(Top 99%)15039(Top 671%)
23M23.00 mi1.25 mi26107+4714953+1914953+1924840(Top 93%)14266(Top 94%)14266(Top 637%)
24M24.00 mi1.00 mi26077+3014938+1514938+1524764(Top 93%)14178(Top 93%)14178(Top 633%)
40K24.85 mi0.85 mi26035+4214923+1514923+1524860(Top 93%)14237(Top 94%)14237(Top 635%)
25.2M25.20 mi0.35 mi26039-414920+314920+325747(Top 97%)14675(Top 97%)14675(Top 655%)
Finish26.22 mi1.02 mi26031+814915+514915+525380(Top 95%)14501(Top 96%)14501(Top 647%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21story building
+97ft-345ft

Overall

26016

Males

14947

M40-44

14947

5K→10K

3.1 - 6.2 mi

Top 99%
×5story building
+79ft-138ft

Overall

26344

Males

15062

M40-44

15062

10K→15K

6.2 - 9.3 mi

Top 98%
×3story building
+67ft-78ft

Overall

26016

Males

14947

M40-44

14947

15K→20K

9.3 - 12.4 mi

Top 98%
×5story building
+106ft-86ft

Overall

26093

Males

14961

M40-44

14961

20K→Half

12.4 - 13.1 mi

Top 98%
×2story building
+19ft-37ft

Overall

26088

Males

14951

M40-44

14951

Half→25K

13.1 - 15.5 mi

Top 98%
×4story building
+66ft-88ft

Overall

26014

Males

14906

M40-44

14906

25K→30K

15.5 - 18.6 mi

Top 96%
×9story building
+181ft-148ft

Overall

25682

Males

14723

M40-44

14723

30K→20M

18.6 - 20.0 mi

Top 97%
×5story building
+64ft-50ft

Overall

25824

Males

14772

M40-44

14772

20M→21M

20.0 - 21.0 mi

Top 95%
×8story building
+106ft-24ft

Overall

25378

Males

14558

M40-44

14558

21M→35K

21.0 - 21.8 mi

Top 99%
×7story building
+17ft-86ft

Overall

26384

Males

15039

M40-44

15039

35K→23M

21.8 - 23.0 mi

Top 93%
×5story building
+23ft-63ft

Overall

24840

Males

14266

M40-44

14266

23M→24M

23.0 - 24.0 mi

Top 93%
×6story building
+12ft-82ft

Overall

24764

Males

14178

M40-44

14178

24M→40K

24.0 - 24.9 mi

Top 93%
×1story
+6ft-20ft

Overall

24860

Males

14237

M40-44

14237

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

25747

Males

14675

M40-44

14675

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2story building
+22ft-21ft

Overall

25380

Males

14501

M40-44

14501

Passing Analysis

Category:
Athletes Passed
572
Passed By
144
Net Change
+428
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26459
5K → 10K6120+41#26459#26418
10K → 15K924+88#26418#26330
15K → 20K6614+52#26330#26278
20K → Half1210+2#26278#26276
Half → 25K4215+27#26276#26249
25K → 30K908+82#26249#26167
30K → 20M2411+13#26167#26154
20M → 21M303+27#26154#26127
21M → 35K633-27#26127#26154
35K → 23M503+47#26154#26107
23M → 24M333+30#26107#26077
24M → 40K431+42#26077#26035
40K → 25.2M59-4#26035#26039
25.2M → Finish1810+8#26039#26031
TOTALS572144+428
📊

Passing Visuals

Category:
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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing