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Position Info

Latitude

Longitude

Altitude

Ground Speed

Wind

Air Temperature

Vertical Speed

Heading

Squawk

Source

Station

FIR

Aircraft Info

Aircraft Model

Aerospatiale AS350 B3 AStar

Registration

N851MB

Mode-S

ABAC24

Serial Number

7236

Aircraft Age

Owner

Last Activity

16 hours ago

Last Known Location

Boulder, CO, United States

Aircraft Type

Nr. Engines

Nr. Seats

Weight Class

Cruising Speed

Engine

Engine Type

Aircraft Category

Registrant Type

Airworthiness Class

Operation Types

Certificate Issue Date

Registration Status

Flight Activity

3 Feb
N851MB
STATUS N/A
N851MB (AS50)
2 Feb
N851MB
LANDED 1d AGO
N/A
21:54
Boulder, CO (WBU)
N851MB (AS50)
Arrived
21:54
2 days ago
2 Feb
N851MB
LANDED
20:27
Boulder (CO10)
N/A
N851MB (AS50)
Departed
20:27
2 days ago
2 Feb
N851MB
LANDED 1d AGO
19:40
Greeley, CO (GXY)
19:59
Boulder, CO (WBU)
00h18m
N851MB (AS50)
67 km
Departed
19:40
2 days ago
Arrived
19:59
2 days ago
2 Feb
N851MB
LANDED 1d AGO
19:10
Fort Collins/Loveland, CO (FNL)
19:18
Greeley, CO (GXY)
00h07m
N851MB (AS50)
32 km
Departed
19:10
2 days ago
Arrived
19:18
2 days ago
2 Feb
N851MB
LANDED 1d AGO
N/A
17:28
Fort Collins/Loveland, CO (FNL)
N851MB (AS50)
Arrived
17:28
2 days ago
2 Feb
N851MB
LANDED
15:57
Boulder, CO (WBU)
N/A
N851MB (AS50)
Departed
15:57
2 days ago
1 Feb
N851MB
LANDED 2d AGO
00:06
Denver, CO (APA)
00:30
Boulder, CO (WBU)
00h24m
N851MB (AS50)
61 km
Departed
00:06
2 days ago
Arrived
00:30
2 days ago
1 Feb
N851MB
LANDED 2d AGO
23:15
Longmont, CO (KLMO)
23:44
Denver, CO (APA)
00h29m
N851MB (AS50)
71 km
Departed
23:15
2 days ago
Arrived
23:44
2 days ago
1 Feb
N851MB
LANDED
22:46
Boulder, CO (WBU)
N/A
N851MB (AS50)
Departed
22:46
3 days ago
1 Feb
N851MB
LANDED
N851MB (AS50)
31 Jan
N851MB
LANDED 3d AGO
04:02
Greeley, CO (GXY)
04:20
Boulder, CO (WBU)
00h18m
N851MB (AS50)
67 km
Departed
04:02
3 days ago
Arrived
04:20
3 days ago
31 Jan
N851MB
LANDED
03:31
Fort Collins/Loveland, CO (FNL)
N/A
N851MB (AS50)
Departed
03:31
3 days ago
31 Jan
N851MB
LANDED 3d AGO
02:34
Boulder, CO (WBU)
03:06
Fort Collins/Loveland, CO (FNL)
00h31m
N851MB (AS50)
49 km
Departed
02:34
3 days ago
Arrived
03:06
3 days ago
31 Jan
N851MB
LANDED 3d AGO
23:31
Denver, CO (BJC)
00:03
Boulder (CO10)
00h31m
N851MB (AS50)
13 km
Departed
23:31
3 days ago
Arrived
00:03
3 days ago
31 Jan
N851MB
LANDED 3d AGO
22:51
Brighton (CO14)
23:16
Denver, CO (BJC)
00h25m
N851MB (AS50)
27 km
Departed
22:51
4 days ago
Arrived
23:16
3 days ago
31 Jan
N851MB
LANDED 3d AGO
22:15
Boulder, CO (WBU)
22:29
Brighton (CO12)
00h13m
N851MB (AS50)
45 km
Departed
22:15
4 days ago
Arrived
22:29
4 days ago
30 Jan
N851MB
LANDED 4d AGO
N/A
22:30
Boulder, CO (WBU)
N851MB (AS50)
Arrived
22:30
5 days ago
30 Jan
N851MB
LANDED
20:45
Boulder (CO10)
N/A
N851MB (AS50)
Departed
20:45
5 days ago
29 Jan
N851MB
LANDED 5d AGO
03:23
Denver, CO (APA)
03:47
Boulder, CO (WBU)
00h23m
N851MB (AS50)
61 km
Departed
03:23
5 days ago
Arrived
03:47
5 days ago
29 Jan
N851MB
LANDED 5d AGO
02:30
Aurora, CO (BFK)
03:03
Denver, CO (APA)
00h32m
N851MB (AS50)
17 km
Departed
02:30
5 days ago
Arrived
03:03
5 days ago
29 Jan
N851MB
LANDED 5d AGO
02:00
Boulder (CO10)
02:14
Aurora, CO (BFK)
00h13m
N851MB (AS50)
52 km
Departed
02:00
5 days ago
Arrived
02:14
5 days ago
29 Jan
N851MB
LANDED 6d AGO
N/A
01:54
Boulder, CO (WBU)
N851MB (AS50)
Arrived
01:54
6 days ago
28 Jan
N851MB
LANDED
00:03
Boulder, CO (WBU)
N/A
N851MB (AS50)
Departed
00:03
6 days ago
28 Jan
N851MB
LANDED 6d AGO
20:46
Fort Collins/Loveland, CO (FNL)
21:02
Boulder, CO (WBU)
00h15m
N851MB (AS50)
49 km
Departed
20:46
7 days ago
Arrived
21:02
7 days ago
28 Jan
N851MB
LANDED 6d AGO
N/A
20:08
Fort Collins/Loveland, CO (FNL)
N851MB (AS50)
Arrived
20:08
7 days ago
28 Jan
N851MB
LANDED
18:28
Boulder, CO (WBU)
N/A
N851MB (AS50)
Departed
18:28
7 days ago

Date	Flight	Origin	ATD	Destination	Status	Duration
2026 Feb 3	N851MB	First seen near Boulder, CO, United States			Status N/A
2026 Feb 2	N851MB	First seen near Blackhawk, United States		Boulder, CO (WBU/KBDU)	Landed 14:54 MST Landing time derived from ADS-B/Radar data
2026 Feb 2	N851MB	Boulder (CO10)	13:27 MST	Last seen near Blackhawk, United States	Landed
2026 Feb 2	N851MB	Greeley, CO (GXY/KGXY)	12:40 MST	Boulder, CO (WBU/KBDU)	Landed 12:59 MST Landing time derived from ADS-B/Radar data	00h18m
2026 Feb 2	N851MB	Fort Collins/Loveland, CO (FNL/KFNL)	12:10 MST	Greeley, CO (GXY/KGXY)	Landed 12:18 MST Landing time derived from ADS-B/Radar data	00h07m
2026 Feb 2	N851MB	First seen near Walden, CO, United States		Fort Collins/Loveland, CO (FNL/KFNL)	Landed 10:28 MST Landing time derived from ADS-B/Radar data
2026 Feb 2	N851MB	Boulder, CO (WBU/KBDU)	08:57 MST	Last seen near Walden, CO, United States	Landed
2026 Feb 1	N851MB	Denver, CO (APA/KAPA)	17:06 MST	Boulder, CO (WBU/KBDU)	Landed 17:30 MST Landing time derived from ADS-B/Radar data	00h24m
2026 Feb 1	N851MB	Longmont, CO (KLMO)	16:15 MST	Denver, CO (APA/KAPA)	Landed 16:44 MST Landing time derived from ADS-B/Radar data	00h29m
2026 Feb 1	N851MB	Boulder, CO (WBU/KBDU)	15:46 MST	Last seen near Longmont, CO, United States	Landed
2026 Feb 1	N851MB	First seen near Boulder, CO, United States		Last seen near Boulder, CO, United States	Landed
2026 Jan 31	N851MB	Greeley, CO (GXY/KGXY)	21:02 MST	Boulder, CO (WBU/KBDU)	Landed 21:20 MST Landing time derived from ADS-B/Radar data	00h18m
2026 Jan 31	N851MB	Fort Collins/Loveland, CO (FNL/KFNL)	20:31 MST	Last seen near Greeley, CO, United States	Landed
2026 Jan 31	N851MB	Boulder, CO (WBU/KBDU)	19:34 MST	Fort Collins/Loveland, CO (FNL/KFNL)	Landed 20:06 MST Landing time derived from ADS-B/Radar data	00h31m
2026 Jan 31	N851MB	Denver, CO (BJC/KBJC)	16:31 MST	Boulder (CO10)	Landed 17:03 MST Landing time derived from ADS-B/Radar data	00h31m
2026 Jan 31	N851MB	Brighton (CO14)	15:51 MST	Denver, CO (BJC/KBJC)	Landed 16:16 MST Landing time derived from ADS-B/Radar data	00h25m
2026 Jan 31	N851MB	Boulder, CO (WBU/KBDU)	15:15 MST	Brighton (CO12)	Landed 15:29 MST Landing time derived from ADS-B/Radar data	00h13m
2026 Jan 30	N851MB	First seen near Englewood, CO, United States		Boulder, CO (WBU/KBDU)	Landed 15:30 MST Landing time derived from ADS-B/Radar data
2026 Jan 30	N851MB	Boulder (CO10)	13:45 MST	Last seen near Englewood, CO, United States	Landed
2026 Jan 29	N851MB	Denver, CO (APA/KAPA)	20:23 MST	Boulder, CO (WBU/KBDU)	Landed 20:47 MST Landing time derived from ADS-B/Radar data	00h23m
2026 Jan 29	N851MB	Aurora, CO (BFK/KBKF)	19:30 MST	Denver, CO (APA/KAPA)	Landed 20:03 MST Landing time derived from ADS-B/Radar data	00h32m
2026 Jan 29	N851MB	Boulder (CO10)	19:00 MST	Aurora, CO (BFK/KBKF)	Landed 19:14 MST Landing time derived from ADS-B/Radar data	00h13m
2026 Jan 29	N851MB	First seen near Denver, CO, United States		Boulder, CO (WBU/KBDU)	Landed 18:54 MST Landing time derived from ADS-B/Radar data
2026 Jan 28	N851MB	Boulder, CO (WBU/KBDU)	17:03 MST	Last seen near Denver, CO, United States	Landed
2026 Jan 28	N851MB	Fort Collins/Loveland, CO (FNL/KFNL)	13:46 MST	Boulder, CO (WBU/KBDU)	Landed 14:02 MST Landing time derived from ADS-B/Radar data	00h15m
2026 Jan 28	N851MB	First seen near Estes Park, CO, United States		Fort Collins/Loveland, CO (FNL/KFNL)	Landed 13:08 MST Landing time derived from ADS-B/Radar data
2026 Jan 28	N851MB	Boulder, CO (WBU/KBDU)	11:28 MST	Last seen near Granby, CO, United States	Landed

Flight history for N851MB is available for a period over 7 days under our Basic subscription. More details here
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