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BOSTON MARATHON 2023

Kristina Gracey

Bib: 9655•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 20%
Gender (Female)
#0 / 11423
Top 4%
Masters (Masters Women)
#0 / 6539
Top 1%
Division (F40-44)
#0 / 1878
Top 3%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:08
Rank: #7043
Start → 5K
22:08 | 7:07/mi
10K· 6.21 mi
43:58
Rank: #6946 (+97)
5K → 10K
21:50 | 7:01/mi
15K· 9.32 mi
1:05:47
Rank: #6830 (+116)
10K → 15K
21:50 | 7:01/mi
20K· 12.43 mi
1:27:39
Rank: #6658 (+172)
15K → 20K
21:52 | 7:02/mi
Half· 13.11 mi
1:32:25
Rank: #6642 (+16)
20K → Half
4:46 | 6:59/mi
25K· 15.53 mi
1:49:24
Rank: #6456 (+186)
Half → 25K
16:59 | 7:00/mi
30K· 18.64 mi
2:11:22
Rank: #6110 (+346)
25K → 30K
21:58 | 7:04/mi
20M
2:20:54
Rank: #5929 (+181)
30K → 20M
9:32 | 7:01/mi
21M
2:28:28
Rank: #5817 (+112)
20M → 21M
7:34 | 7:34/mi
35K· 21.75 mi
2:33:40
Rank: #5778 (+39)
21M → 35K
5:12 | 6:57/mi
23M
2:42:38
Rank: #5646 (+132)
35K → 23M
8:58 | 7:10/mi
24M
2:49:36
Rank: #5548 (+98)
23M → 24M
6:58 | 6:58/mi
40K· 24.85 mi
2:55:37
Rank: #5451 (+97)
24M → 40K
6:01 | 7:02/mi
25.2M
2:58:15
Rank: #5402 (+49)
40K → 25.2M
2:38 | 7:38/mi
Finish· 26.22 mi
3:05:15
Rank: #5310 (+92)
25.2M → Finish
7:00 | 6:52/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:32:25
Pace7:03 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:32:50
Pace7:05 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:5322:087:0722:08
7:07
-
10K
6.21 mi11:09:4343:587:0421:50
7:01
-0:06
15K
9.32 mi11:31:321:05:477:0321:50
7:01
0:00
20K
12.43 mi11:53:241:27:397:0321:52
7:02
+0:01
Half
13.11 mi11:58:101:32:257:034:46
6:59
-0:03
25K
15.53 mi12:15:091:49:247:0316:59
7:00
+0:01
30K
18.64 mi12:37:072:11:227:0321:58
7:04
+0:04
20M
20.00 mi12:46:392:20:547:039:32
7:01
-0:03
21M
21.00 mi12:54:132:28:287:047:34
7:34
+0:33
35K
21.75 mi12:59:252:33:407:045:12
6:57
-0:37
23M
23.00 mi13:08:232:42:387:048:58
7:10
+0:13
24M
24.00 mi13:15:212:49:367:046:58
6:58
-0:12
40K
24.85 mi13:21:222:55:377:046:01
7:02
+0:04
25.2M
25.20 mi13:24:002:58:157:042:38
7:38
+0:36
Finish
26.22 mi13:31:003:05:157:047:00
6:52
-0:46

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

6:52 /mi

Average Pace

7:04 /mi

Slowest Pace

7:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:03

94% of race

Time at Steady Pace

10:12

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:04 /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 mi10:47:5322:087:0722:08
7:07
#7043
10K
6.21 mi11:09:4343:587:0421:50
7:01
#6946
15K
9.32 mi11:31:321:05:477:0321:50
7:01
#6830
20K
12.43 mi11:53:241:27:397:0321:52
7:02
#6658
Half
13.11 mi11:58:101:32:257:034:46
6:59
#6642
25K
15.53 mi12:15:091:49:247:0316:59
7:00
#6456
30K
18.64 mi12:37:072:11:227:0321:58
7:04
#6110
20M
20.00 mi12:46:392:20:547:039:32
7:01
#5929
21M
21.00 mi12:54:132:28:287:047:34
7:34
#5817
35K
21.75 mi12:59:252:33:407:045:12
6:57
#5778
23M
23.00 mi13:08:232:42:387:048:58
7:10
#5646
24M
24.00 mi13:15:212:49:367:046:58
6:58
#5548
40K
24.85 mi13:21:222:55:377:046:01
7:02
#5451
25.2M
25.20 mi13:24:002:58:157:042:38
7:38
#5402
Finish
26.22 mi13:31:003:05:157:047:00
6:52
#5310
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi70437277276725(Top 25%)689(Top 6%)689(Top 37%)
10K6.21 mi3.10 mi6946+97715+12715+126989(Top 26%)750(Top 7%)750(Top 40%)
15K9.32 mi3.11 mi6830+116695+20695+206725(Top 25%)689(Top 6%)689(Top 37%)
20K12.43 mi3.11 mi6658+172669+26669+266225(Top 23%)577(Top 5%)577(Top 31%)
Half13.11 mi0.68 mi6642+16667+2667+26497(Top 24%)620(Top 5%)620(Top 33%)
25K15.53 mi2.42 mi6456+186631+36631+365618(Top 21%)458(Top 4%)458(Top 24%)
30K18.64 mi3.11 mi6110+346557+74557+744788(Top 18%)371(Top 3%)371(Top 20%)
20M20.00 mi1.36 mi5929+181522+35522+354146(Top 16%)315(Top 3%)315(Top 17%)
21M21.00 mi1.00 mi5817+112509+13509+134940(Top 19%)501(Top 4%)501(Top 27%)
35K21.75 mi0.75 mi5778+39504+5504+55100(Top 19%)526(Top 5%)526(Top 28%)
23M23.00 mi1.25 mi5646+132487+17487+174627(Top 17%)447(Top 4%)447(Top 24%)
24M24.00 mi1.00 mi5548+98480+7480+74533(Top 17%)444(Top 4%)444(Top 24%)
40K24.85 mi0.85 mi5451+97472+8472+84071(Top 15%)424(Top 4%)424(Top 23%)
25.2M25.20 mi0.35 mi5402+49467+5467+54627(Top 17%)599(Top 5%)599(Top 32%)
Finish26.22 mi1.02 mi5310+92456+11456+114484(Top 17%)577(Top 5%)577(Top 31%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21stories
+97ft-345ft

Overall

6725

Females

689

F40-44

689

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

6989

Females

750

F40-44

750

10K→15K

6.2 - 9.3 mi

Top 25%
×3stories
+67ft-78ft

Overall

6725

Females

689

F40-44

689

15K→20K

9.3 - 12.4 mi

Top 23%
×5stories
+106ft-86ft

Overall

6225

Females

577

F40-44

577

20K→Half

12.4 - 13.1 mi

Top 24%
×2stories
+19ft-37ft

Overall

6497

Females

620

F40-44

620

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5618

Females

458

F40-44

458

25K→30K

15.5 - 18.6 mi

Top 18%
×9stories
+181ft-148ft

Overall

4788

Females

371

F40-44

371

30K→20M

18.6 - 20.0 mi

Top 16%
×5stories
+64ft-50ft

Overall

4146

Females

315

F40-44

315

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

4940

Females

501

F40-44

501

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5100

Females

526

F40-44

526

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4627

Females

447

F40-44

447

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4533

Females

444

F40-44

444

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4071

Females

424

F40-44

424

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4627

Females

599

F40-44

599

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4484

Females

577

F40-44

577

Passing Analysis

Category:
Athletes Passed
2081
Passed By
348
Net Change
+1733
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7043
5K → 10K254157+97#7043#6946
10K → 15K18973+116#6946#6830
15K → 20K20331+172#6830#6658
20K → Half2610+16#6658#6642
Half → 25K1959+186#6642#6456
25K → 30K3515+346#6456#6110
30K → 20M1854+181#6110#5929
20M → 21M1219+112#5929#5817
21M → 35K5011+39#5817#5778
35K → 23M14513+132#5778#5646
23M → 24M1035+98#5646#5548
24M → 40K1036+97#5548#5451
40K → 25.2M534+49#5451#5402
25.2M → Finish10311+92#5402#5310
TOTALS2081348+1733
📊

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