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BOSTON MARATHON 2023

Geraldine Bhattacharya

Bib: 20155•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 47%
Masters (Masters Women)
#0 / 6539
Top 36%
Division (F50-54)
#0 / 1207
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:56
Rank: #16484
Start → 5K
25:56 | 8:21/mi
10K· 6.21 mi
50:55
Rank: #15787 (+697)
5K → 10K
24:59 | 8:02/mi
15K· 9.32 mi
1:15:53
Rank: #15436 (+351)
10K → 15K
24:58 | 8:02/mi
20K· 12.43 mi
1:45:05
Rank: #17291 (-1855)
15K → 20K
29:12 | 9:24/mi
Half· 13.11 mi
1:50:44
Rank: #17238 (+53)
20K → Half
5:39 | 8:17/mi
25K· 15.53 mi
2:11:20
Rank: #17063 (+175)
Half → 25K
20:36 | 8:30/mi
30K· 18.64 mi
2:38:12
Rank: #16692 (+371)
25K → 30K
26:52 | 8:39/mi
20M
2:50:14
Rank: #16608 (+84)
30K → 20M
12:02 | 8:51/mi
21M
2:59:30
Rank: #16473 (+135)
20M → 21M
9:16 | 9:16/mi
35K· 21.75 mi
3:06:03
Rank: #16475 (-2)
21M → 35K
6:33 | 8:45/mi
23M
3:16:50
Rank: #16326 (+149)
35K → 23M
10:47 | 8:37/mi
24M
3:25:13
Rank: #16185 (+141)
23M → 24M
8:23 | 8:23/mi
40K· 24.85 mi
3:32:21
Rank: #16043 (+142)
24M → 40K
7:08 | 8:21/mi
25.2M
3:35:24
Rank: #15965 (+78)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:43:30
Rank: #15801 (+164)
25.2M → Finish
8:06 | 7:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:44
Pace8:27 /mi
2nd Half
Distance13.11 mi
Time1:52:46
Pace8:36 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:19:0025:568:2125:56
8:21
-
10K
6.21 mi11:43:5950:558:1224:59
8:02
-0:19
15K
9.32 mi12:08:571:15:538:0824:58
8:02
0:00
20K
12.43 mi12:38:091:45:058:2729:12
9:24
+1:22
Half
13.11 mi12:43:481:50:448:275:39
8:17
-1:07
25K
15.53 mi13:04:242:11:208:2720:36
8:30
+0:13
30K
18.64 mi13:31:162:38:128:2926:52
8:39
+0:09
20M
20.00 mi13:43:182:50:148:3112:02
8:51
+0:12
21M
21.00 mi13:52:342:59:308:339:16
9:16
+0:25
35K
21.75 mi13:59:073:06:038:336:33
8:45
-0:31
23M
23.00 mi14:09:543:16:508:3310:47
8:37
-0:08
24M
24.00 mi14:18:173:25:138:338:23
8:23
-0:14
40K
24.85 mi14:25:253:32:218:337:08
8:21
-0:02
25.2M
25.20 mi14:28:283:35:248:333:03
8:51
+0:30
Finish
26.22 mi14:36:343:43:308:328:06
7:57
-0:54

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

7:57 /mi

Average Pace

8:32 /mi

Slowest Pace

9:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:24

73% of race

Time at Steady Pace

30:54

14% of race

Time at Slower Pace

29:12

13% of race

Average Pace: 8:31 /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 mi11:19:0025:568:2125:56
8:21
#16484
10K
6.21 mi11:43:5950:558:1224:59
8:02
#15787
15K
9.32 mi12:08:571:15:538:0824:58
8:02
#15436
20K
12.43 mi12:38:091:45:058:2729:12
9:24
#17291
Half
13.11 mi12:43:481:50:448:275:39
8:17
#17238
25K
15.53 mi13:04:242:11:208:2720:36
8:30
#17063
30K
18.64 mi13:31:162:38:128:2926:52
8:39
#16692
20M
20.00 mi13:43:182:50:148:3112:02
8:51
#16608
21M
21.00 mi13:52:342:59:308:339:16
9:16
#16473
35K
21.75 mi13:59:073:06:038:336:33
8:45
#16475
23M
23.00 mi14:09:543:16:508:3310:47
8:37
#16326
24M
24.00 mi14:18:173:25:138:338:23
8:23
#16185
40K
24.85 mi14:25:253:32:218:337:08
8:21
#16043
25.2M
25.20 mi14:28:283:35:248:333:03
8:51
#15965
Finish
26.22 mi14:36:343:43:308:328:06
7:57
#15801
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi164845593559314710(Top 55%)4515(Top 40%)4515(Top 374%)
10K6.21 mi3.10 mi15787+6975150+4435150+44315127(Top 57%)4747(Top 42%)4747(Top 393%)
15K9.32 mi3.11 mi15436+3514936+2144936+21414710(Top 55%)4515(Top 40%)4515(Top 374%)
20K12.43 mi3.11 mi17291-18556104-11686104-116821243(Top 80%)8367(Top 73%)8367(Top 693%)
Half13.11 mi0.68 mi17238+536069+356069+3516402(Top 62%)5534(Top 48%)5534(Top 458%)
25K15.53 mi2.42 mi17063+1755983+865983+8616179(Top 61%)5545(Top 49%)5545(Top 459%)
30K18.64 mi3.11 mi16692+3715794+1895794+18915218(Top 57%)5072(Top 44%)5072(Top 420%)
20M20.00 mi1.36 mi16608+845762+325762+3215764(Top 59%)5428(Top 48%)5428(Top 450%)
21M21.00 mi1.00 mi16473+1355692+705692+7014836(Top 56%)4955(Top 43%)4955(Top 411%)
35K21.75 mi0.75 mi16475-25698-65698-616725(Top 63%)6113(Top 54%)6113(Top 506%)
23M23.00 mi1.25 mi16326+1495629+695629+6913900(Top 52%)4563(Top 40%)4563(Top 378%)
24M24.00 mi1.00 mi16185+1415566+635566+6313812(Top 52%)4570(Top 40%)4570(Top 379%)
40K24.85 mi0.85 mi16043+1425501+655501+6512390(Top 47%)3890(Top 34%)3890(Top 322%)
25.2M25.20 mi0.35 mi15965+785464+375464+3711725(Top 44%)3621(Top 32%)3621(Top 300%)
Finish26.22 mi1.02 mi15801+1645377+875377+8711790(Top 44%)3610(Top 32%)3610(Top 299%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

14710

Females

4515

F50-54

4515

5K→10K

3.1 - 6.2 mi

Top 57%
×5stories
+79ft-138ft

Overall

15127

Females

4747

F50-54

4747

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

14710

Females

4515

F50-54

4515

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

21243

Females

8367

F50-54

8367

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

16402

Females

5534

F50-54

5534

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

16179

Females

5545

F50-54

5545

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

15218

Females

5072

F50-54

5072

30K→20M

18.6 - 20.0 mi

Top 59%
×5stories
+64ft-50ft

Overall

15764

Females

5428

F50-54

5428

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

14836

Females

4955

F50-54

4955

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16725

Females

6113

F50-54

6113

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

13900

Females

4563

F50-54

4563

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

13812

Females

4570

F50-54

4570

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12390

Females

3890

F50-54

3890

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11725

Females

3621

F50-54

3621

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2stories
+22ft-21ft

Overall

11790

Females

3610

F50-54

3610

Passing Analysis

Category:
Athletes Passed
2935
Passed By
2252
Net Change
+683
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16484
5K → 10K79093+697#16484#15787
10K → 15K40958+351#15787#15436
15K → 20K111866-1855#15436#17291
20K → Half6714+53#17291#17238
Half → 25K21843+175#17238#17063
25K → 30K38615+371#17063#16692
30K → 20M12743+84#16692#16608
20M → 21M15823+135#16608#16473
21M → 35K4749-2#16473#16475
35K → 23M16819+149#16475#16326
23M → 24M15514+141#16326#16185
24M → 40K1475+142#16185#16043
40K → 25.2M813+78#16043#15965
25.2M → Finish1717+164#15965#15801
TOTALS29352252+683
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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