N
N811CS is a flight number operated by SHELDON BRENT ROBERT between Greenwood Lake Airport (K4N1) and York Airport (KTHV). SkyMeter last tracked N811CS on October 24, 2026. The flight is most often flown by a . Typical block time is 0h 53m. SkyMeter has observed 30 legs of this flight number via ADS-B.
SkyMeter tracks historical flight activity from ADS-B data — this is not a live gate-to-gate status feed.
✈
FLIGHTS
30
last 90 days
⏱
AVG DURATION
53m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 10/24/2026
first → last seen
🗺
ROUTES / TYPES
24 / 1
city pairs · airframes
⚠
INCIDENT RATE
10.0%
3 flagged
Routes flown
By count · last 90 days
Aircraft types
Equipment used on this number
Safety profile
Flagged flights · last 90 days
Go-arounds
0
Unstable approach
3
Rejected TO
0
Stall warnings
0
Overspeeds
0
Runway excursion
0
Counts represent flights with at least one occurrence of each
flag, not the total event count. See /incidents for individual events.
Recent flights
Newest 30 operations of N811CS
10/23/2026
26m
△ Low approach-stability score
10/18/2026
1h 54m
△ Low approach-stability score
10/3/2026
1h 11m
△ Low approach-stability score
© SkyMeter ·
All flight data subject to ODbL attribution
·
Tracked: 90-day window