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BOSTON MARATHON 2023

Alma Karabassova

Bib: 29300•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 35%
Masters (Masters Women)
#0 / 6539
Top 22%
Division (F40-44)
#0 / 1878
Top 40%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:11
Rank: #14759
Start → 5K
25:11 | 8:06/mi
10K· 6.21 mi
49:57
Rank: #14660 (+99)
5K → 10K
24:46 | 7:58/mi
15K· 9.32 mi
1:14:55
Rank: #14639 (+21)
10K → 15K
24:58 | 8:02/mi
20K· 12.43 mi
1:39:48
Rank: #14333 (+306)
15K → 20K
24:53 | 8:01/mi
Half· 13.11 mi
1:45:16
Rank: #14332 (+1)
20K → Half
5:28 | 8:01/mi
25K· 15.53 mi
2:04:53
Rank: #14194 (+138)
Half → 25K
19:37 | 8:05/mi
30K· 18.64 mi
2:30:34
Rank: #13918 (+276)
25K → 30K
25:41 | 8:16/mi
20M
2:41:58
Rank: #13816 (+102)
30K → 20M
11:24 | 8:23/mi
21M
2:50:31
Rank: #13611 (+205)
20M → 21M
8:33 | 8:33/mi
35K· 21.75 mi
2:56:36
Rank: #13574 (+37)
21M → 35K
6:05 | 8:08/mi
23M
3:07:15
Rank: #13533 (+41)
35K → 23M
10:39 | 8:30/mi
24M
3:15:42
Rank: #13532 (+1)
23M → 24M
8:27 | 8:27/mi
40K· 24.85 mi
3:23:01
Rank: #13524 (+8)
24M → 40K
7:19 | 8:33/mi
25.2M
3:26:10
Rank: #13506 (+18)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:34:42
Rank: #13552 (-46)
25.2M → Finish
8:32 | 8:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:16
Pace8:02 /mi
2nd Half
Distance13.11 mi
Time1:49:26
Pace8:21 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:5225:118:0625:11
8:06
-
10K
6.21 mi12:07:3849:578:0224:46
7:58
-0:08
15K
9.32 mi12:32:361:14:558:0224:58
8:02
+0:04
20K
12.43 mi12:57:291:39:488:0224:53
8:01
-0:01
Half
13.11 mi13:02:571:45:168:025:28
8:01
0:00
25K
15.53 mi13:22:342:04:538:0219:37
8:05
+0:04
30K
18.64 mi13:48:152:30:348:0525:41
8:16
+0:11
20M
20.00 mi13:59:392:41:588:0611:24
8:23
+0:07
21M
21.00 mi14:08:122:50:318:078:33
8:33
+0:10
35K
21.75 mi14:14:172:56:368:076:05
8:08
-0:25
23M
23.00 mi14:24:563:07:158:0810:39
8:30
+0:22
24M
24.00 mi14:33:233:15:428:098:27
8:27
-0:03
40K
24.85 mi14:40:423:23:018:107:19
8:33
+0:06
25.2M
25.20 mi14:43:513:26:108:113:09
9:08
+0:35
Finish
26.22 mi14:52:233:34:428:128:32
8:22
-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

7:58 /mi

Average Pace

8:12 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:31:33

99% of race

Time at Steady Pace

3:09

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:11 /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 mi11:42:5225:118:0625:11
8:06
#14759
10K
6.21 mi12:07:3849:578:0224:46
7:58
#14660
15K
9.32 mi12:32:361:14:558:0224:58
8:02
#14639
20K
12.43 mi12:57:291:39:488:0224:53
8:01
#14333
Half
13.11 mi13:02:571:45:168:025:28
8:01
#14332
25K
15.53 mi13:22:342:04:538:0219:37
8:05
#14194
30K
18.64 mi13:48:152:30:348:0525:41
8:16
#13918
20M
20.00 mi13:59:392:41:588:0611:24
8:23
#13816
21M
21.00 mi14:08:122:50:318:078:33
8:33
#13611
35K
21.75 mi14:14:172:56:368:076:05
8:08
#13574
23M
23.00 mi14:24:563:07:158:0810:39
8:30
#13533
24M
24.00 mi14:33:233:15:428:098:27
8:27
#13532
40K
24.85 mi14:40:423:23:018:107:19
8:33
#13524
25.2M
25.20 mi14:43:513:26:108:113:09
9:08
#13506
Finish
26.22 mi14:52:233:34:428:128:32
8:22
#13552
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi147594490449014701(Top 55%)4506(Top 39%)4506(Top 240%)
10K6.21 mi3.10 mi14660+994441+494441+4914597(Top 55%)4413(Top 39%)4413(Top 235%)
15K9.32 mi3.11 mi14639+214437+44437+414701(Top 55%)4506(Top 39%)4506(Top 240%)
20K12.43 mi3.11 mi14333+3064273+1644273+16413522(Top 51%)3830(Top 34%)3830(Top 204%)
Half13.11 mi0.68 mi14332+14276-34276-314517(Top 55%)4386(Top 38%)4386(Top 234%)
25K15.53 mi2.42 mi14194+1384228+484228+4813462(Top 51%)3901(Top 34%)3901(Top 208%)
30K18.64 mi3.11 mi13918+2764093+1354093+13512818(Top 48%)3649(Top 32%)3649(Top 194%)
20M20.00 mi1.36 mi13816+1024046+474046+4712979(Top 49%)3848(Top 34%)3848(Top 205%)
21M21.00 mi1.00 mi13611+2053941+1053941+10510803(Top 41%)2782(Top 24%)2782(Top 148%)
35K21.75 mi0.75 mi13574+373931+103931+1013038(Top 49%)4024(Top 35%)4024(Top 214%)
23M23.00 mi1.25 mi13533+413936-53936-513291(Top 50%)4233(Top 37%)4233(Top 225%)
24M24.00 mi1.00 mi13532+13960-243960-2414199(Top 53%)4785(Top 42%)4785(Top 255%)
40K24.85 mi0.85 mi13524+83973-133973-1313718(Top 52%)4585(Top 40%)4585(Top 244%)
25.2M25.20 mi0.35 mi13506+183974-13974-113316(Top 50%)4387(Top 38%)4387(Top 234%)
Finish26.22 mi1.02 mi13552-464017-434017-4314578(Top 55%)5029(Top 44%)5029(Top 268%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 55%
×21stories
+97ft-345ft

Overall

14701

Females

4506

F40-44

4506

5K→10K

3.1 - 6.2 mi

Top 55%
×5stories
+79ft-138ft

Overall

14597

Females

4413

F40-44

4413

10K→15K

6.2 - 9.3 mi

Top 55%
×3stories
+67ft-78ft

Overall

14701

Females

4506

F40-44

4506

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

13522

Females

3830

F40-44

3830

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

14517

Females

4386

F40-44

4386

Half→25K

13.1 - 15.5 mi

Top 51%
×4stories
+66ft-88ft

Overall

13462

Females

3901

F40-44

3901

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

12818

Females

3649

F40-44

3649

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

12979

Females

3848

F40-44

3848

20M→21M

20.0 - 21.0 mi

Top 41%
×8stories
+106ft-24ft

Overall

10803

Females

2782

F40-44

2782

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

13038

Females

4024

F40-44

4024

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

13291

Females

4233

F40-44

4233

23M→24M

23.0 - 24.0 mi

Top 53%
×6stories
+12ft-82ft

Overall

14199

Females

4785

F40-44

4785

24M→40K

24.0 - 24.9 mi

Top 52%
×1story
+6ft-20ft

Overall

13718

Females

4585

F40-44

4585

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

13316

Females

4387

F40-44

4387

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

14578

Females

5029

F40-44

5029

Passing Analysis

Category:
Athletes Passed
2266
Passed By
1059
Net Change
+1207
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14759
5K → 10K337238+99#14759#14660
10K → 15K205184+21#14660#14639
15K → 20K35852+306#14639#14333
20K → Half2726+1#14333#14332
Half → 25K20870+138#14332#14194
25K → 30K34367+276#14194#13918
30K → 20M14240+102#13918#13816
20M → 21M22015+205#13816#13611
21M → 35K7538+37#13611#13574
35K → 23M10968+41#13574#13533
23M → 24M7574+1#13533#13532
24M → 40K6456+8#13532#13524
40K → 25.2M4224+18#13524#13506
25.2M → Finish61107-46#13506#13552
TOTALS22661059+1207
📊

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