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Railwatch
Train 2151
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Train number
Track
Active
Updated 2 min ago
Acela
En route from NHV to STM
BOS
WAS
Speed
74 mph
Heading
W
Next stop
STM
Stops
5/12
Route Progress
45%
BOS
Boston
WAS
Washington
Last Signal
7/16/2026 7:43:39 AM
Signal Age
Signal 3 min ago
Latitude
41.14245
Longitude
-73.25943
Data Updated
7/16/2026, 11:45 AM UTC
Delay Trend
13 min late
Holding steady
13 min late
13 min late
on time
5 min early
STM
11:20 AM
11:45 AM
Data Quality
6 snapshots
Live feed looks healthy
Recent ingest and train signal are fresh enough for the current estimates.
Trip Timeline
12 stops
BOS
Boston, MA, Boston
ON TIME
Confirmed
Actual stop event received
TBD
05:00
on time
BBY
Boston, MA, Boston
ON TIME
Confirmed
Actual stop event received
05:04
05:05
on time
RTE
Route 128, MA, Westwood
1 MI LATE
Confirmed
Actual stop event received
05:14
05:15
1 min late
PVD
Providence, RI, Providence
2 MI LATE
Confirmed
Actual stop event received
05:36
05:38
2 min late
NHV
New Haven, CT, New Haven
13 MI LATE
Confirmed
Actual stop event received
07:16
07:20
11 min late
STM
Stamford, CT, Stamford
13 MI LATE
High
Estimate has been stable
08:04
08:06
13 min late
NYP
New York, NY, New York
ON TIME
Medium
Fresh estimate, limited history
08:51
09:00
on time
NWK
Newark, NJ, Newark
ON TIME
Medium
Fresh estimate, limited history
09:13
09:15
on time
PHL
Philadelphia, PA, Philadelphia
ON TIME
Medium
Fresh estimate, limited history
10:09
10:11
on time
BAL
Baltimore, MD, Baltimore
ON TIME
Medium
Fresh estimate, limited history
11:21
11:22
on time
BWI
BWI Marshall Airport, MD, Baltimore
ON TIME
Medium
Fresh estimate, limited history
11:34
11:35
on time
WAS
Washington, DC, Washington
05 MI EARLY
Medium
Fresh estimate, limited history
11:56
TBD
5 min early