Boston Marathon logo
BOSTON MARATHON 2023

Anda Cristescu

Bib: 30282•F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:26
Rank: #21064
Start → 5K
28:26 | 9:09/mi
10K· 6.21 mi
59:04
Rank: #22343 (-1279)
5K → 10K
30:38 | 9:52/mi
15K· 9.32 mi
1:29:08
Rank: #22500 (-157)
10K → 15K
30:04 | 9:41/mi
20K· 12.43 mi
2:01:27
Rank: #22859 (-359)
15K → 20K
32:19 | 10:24/mi
Half· 13.11 mi
2:08:24
Rank: #22915 (-56)
20K → Half
6:57 | 10:11/mi
25K· 15.53 mi
2:35:36
Rank: #23238 (-323)
Half → 25K
27:12 | 11:13/mi
30K· 18.64 mi
3:12:00
Rank: #23445 (-207)
25K → 30K
36:24 | 11:43/mi
20M
3:27:51
Rank: #23469 (-24)
30K → 20M
15:51 | 11:40/mi
21M
3:41:19
Rank: #23558 (-89)
20M → 21M
13:28 | 13:28/mi
35K· 21.75 mi
3:49:44
Rank: #23568 (-10)
21M → 35K
8:25 | 11:15/mi
23M
4:05:25
Rank: #23667 (-99)
35K → 23M
15:41 | 12:32/mi
24M
4:16:42
Rank: #23673 (-6)
23M → 24M
11:17 | 11:17/mi
40K· 24.85 mi
4:26:59
Rank: #23702 (-29)
24M → 40K
10:17 | 12:02/mi
25.2M
4:31:26
Rank: #23713 (-11)
40K → 25.2M
4:27 | 12:54/mi
Finish· 26.22 mi
4:43:02
Rank: #23754 (-41)
25.2M → Finish
11:36 | 11:23/mi

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
Time2:08:24
Pace9:48 /mi
2nd Half
Distance13.11 mi
Time2:34:38
Pace11:48 /mi
📊Positive Split: 20.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:3628:269:0928:26
9:09
-
10K
6.21 mi12:21:1459:049:3030:38
9:52
+0:43
15K
9.32 mi12:51:181:29:089:3430:04
9:41
-0:11
20K
12.43 mi13:23:372:01:279:4632:19
10:24
+0:43
Half
13.11 mi13:30:342:08:249:486:57
10:11
-0:13
25K
15.53 mi13:57:462:35:3610:0127:12
11:13
+1:02
30K
18.64 mi14:34:103:12:0010:1836:24
11:43
+0:30
20M
20.00 mi14:50:013:27:5110:2415:51
11:40
-0:03
21M
21.00 mi15:03:293:41:1910:3213:28
13:28
+1:48
35K
21.75 mi15:11:543:49:4410:348:25
11:15
-2:13
23M
23.00 mi15:27:354:05:2510:4015:41
12:32
+1:17
24M
24.00 mi15:38:524:16:4210:4211:17
11:17
-1:15
40K
24.85 mi15:49:094:26:5910:4510:17
12:02
+0:45
25.2M
25.20 mi15:53:364:31:2610:464:27
12:54
+0:52
Finish
26.22 mi16:05:124:43:0210:4811:36
11:23
-1:31

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

9:09 /mi

Average Pace

10:48 /mi

Slowest Pace

13:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:24

45% of race

Time at Steady Pace

1:50:45

39% of race

Time at Slower Pace

43:53

16% of race

Average Pace: 10:48 /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 mi11:50:3628:269:0928:26
9:09
#21064
10K
6.21 mi12:21:1459:049:3030:38
9:52
#22343
15K
9.32 mi12:51:181:29:089:3430:04
9:41
#22500
20K
12.43 mi13:23:372:01:279:4632:19
10:24
#22859
Half
13.11 mi13:30:342:08:249:486:57
10:11
#22915
25K
15.53 mi13:57:462:35:3610:0127:12
11:13
#23238
30K
18.64 mi14:34:103:12:0010:1836:24
11:43
#23445
20M
20.00 mi14:50:013:27:5110:2415:51
11:40
#23469
21M
21.00 mi15:03:293:41:1910:3213:28
13:28
#23558
35K
21.75 mi15:11:543:49:4410:348:25
11:15
#23568
23M
23.00 mi15:27:354:05:2510:4015:41
12:32
#23667
24M
24.00 mi15:38:524:16:4210:4211:17
11:17
#23673
40K
24.85 mi15:49:094:26:5910:4510:17
12:02
#23702
25.2M
25.20 mi15:53:364:31:2610:464:27
12:54
#23713
Finish
26.22 mi16:05:124:43:0210:4811:36
11:23
#23754
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi210648409840922751(Top 85%)9213(Top 81%)9213(Top 491%)
10K6.21 mi3.10 mi22343-12799020-6119020-61123407(Top 88%)9572(Top 84%)9572(Top 510%)
15K9.32 mi3.11 mi22500-1579093-739093-7322751(Top 85%)9213(Top 81%)9213(Top 491%)
20K12.43 mi3.11 mi22859-3599278-1859278-18523667(Top 89%)9726(Top 85%)9726(Top 518%)
Half13.11 mi0.68 mi22915-569302-249302-2423673(Top 89%)9729(Top 85%)9729(Top 518%)
25K15.53 mi2.42 mi23238-3239475-1739475-17324303(Top 91%)10119(Top 89%)10119(Top 539%)
30K18.64 mi3.11 mi23445-2079612-1379612-13724157(Top 91%)10099(Top 88%)10099(Top 538%)
20M20.00 mi1.36 mi23469-249644-329644-3223783(Top 89%)9954(Top 87%)9954(Top 530%)
21M21.00 mi1.00 mi23558-899693-499693-4924556(Top 92%)10373(Top 91%)10373(Top 552%)
35K21.75 mi0.75 mi23568-109705-129705-1223746(Top 89%)10018(Top 88%)10018(Top 533%)
23M23.00 mi1.25 mi23667-999764-599764-5924617(Top 92%)10447(Top 91%)10447(Top 556%)
24M24.00 mi1.00 mi23673-69784-209784-2023572(Top 89%)9934(Top 87%)9934(Top 529%)
40K24.85 mi0.85 mi23702-299807-239807-2323938(Top 90%)10152(Top 89%)10152(Top 541%)
25.2M25.20 mi0.35 mi23713-119813-69813-623874(Top 90%)10131(Top 89%)10131(Top 539%)
Finish26.22 mi1.02 mi23754-419841-289841-2824546(Top 92%)10435(Top 91%)10435(Top 556%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

22751

Females

9213

F40-44

9213

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

23407

Females

9572

F40-44

9572

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

22751

Females

9213

F40-44

9213

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

23667

Females

9726

F40-44

9726

20K→Half

12.4 - 13.1 mi

Top 89%
×2stories
+19ft-37ft

Overall

23673

Females

9729

F40-44

9729

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

24303

Females

10119

F40-44

10119

25K→30K

15.5 - 18.6 mi

Top 91%
×9stories
+181ft-148ft

Overall

24157

Females

10099

F40-44

10099

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

23783

Females

9954

F40-44

9954

20M→21M

20.0 - 21.0 mi

Top 92%
×8stories
+106ft-24ft

Overall

24556

Females

10373

F40-44

10373

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

23746

Females

10018

F40-44

10018

35K→23M

21.8 - 23.0 mi

Top 92%
×5stories
+23ft-63ft

Overall

24617

Females

10447

F40-44

10447

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

23572

Females

9934

F40-44

9934

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

23938

Females

10152

F40-44

10152

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

23874

Females

10131

F40-44

10131

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2stories
+22ft-21ft

Overall

24546

Females

10435

F40-44

10435

Passing Analysis

Category:
Athletes Passed
435
Passed By
3125
Net Change
-2690
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21064
5K → 10K261305-1279#21064#22343
10K → 15K91248-157#22343#22500
15K → 20K46405-359#22500#22859
20K → Half1167-56#22859#22915
Half → 25K33356-323#22915#23238
25K → 30K53260-207#23238#23445
30K → 20M4771-24#23445#23469
20M → 21M998-89#23469#23558
21M → 35K2434-10#23558#23568
35K → 23M15114-99#23568#23667
23M → 24M3642-6#23667#23673
24M → 40K2049-29#23673#23702
40K → 25.2M1122-11#23702#23713
25.2M → Finish1354-41#23713#23754
TOTALS4353125-2690
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

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
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing