Packet #17870872 Success

POSITION_APP packet from Meshtastic f2f0 (f2f0) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
31
Payload Bytes
Packet Information
Database ID: 17870872
Mesh Packet ID: 0xfcafb237
Used for correlation across gateways
Timestamp: 2026-03-27 12:50:52 UTC
From Node: Meshtastic f2f0 (f2f0)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Meshtastic f2f0 (f2f0)
Channel: ShortTurbo
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: f0 f2f0
Last byte of the last hop that relayed this packet - Candidate source node(s) based on 0-hop direct receptions
Payload Data
Protocol: POSITION_APP
Size: 31 bytes
Decoded: Yes
Decoded Data:
Latitude:43.751834°
Longitude:-79.717990°
Altitude:237 m
Satellites:12
Precision:13 bits
Raw Packet Analysis
Complete field breakdown and MQTT privacy/exposure analysis
Packet Structure
MQTT Packet Flow:
ServiceEnvelope (MQTT layer) → MeshPacket (Mesh layer) → Decoded Payload (Application data)
Total Size:31 bytes
Gateway:!433ef2f0
Channel:ShortTurbo
Payload Type:POSITION_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortTurbo
+ 3 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !433ef2f0
Node ID format
channel_id ShortTurbo
packet MeshPacket (31 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1128198896
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 31 bytes size
hop_limit 3
Remaining hops allowed 		uint32
hop_start 3
Initial hop limit 		uint32
hops_taken 0
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1774615848
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 10
Packet priority level 		enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption 		bool
next_hop Not set uint32
relay_node 240
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774615852.1296735
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

Analysis of privacy features and exposure risks when packet is shared via MQTT

Exposure Level: Broadcast
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Custom channel: ShortTurbo
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~2900.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !433ef2f0
Position Precision: 13 bits (~2900.0m accuracy)
Position precision meters: 2900.0
Zero Hop Policy: Enabled
Direct gateway connection
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:31 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.7518336, "longitude": -79.7179904, "altitude": 237, "sats_in_view": 12, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!433ef2f0", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1128198896, "to": 4294967295, "id": 4239372855, "rx_time": 1774615848, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 240, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000141a1500007cd018ed0125287dc6692803780080010098010cb8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 437518336, "longitude_i": -797179904, "altitude": 237, "time": 1774615848, "location_source": "LOC_EXTERNAL", "ground_speed": 0, "ground_track": 0, "sats_in_view": 12, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (31 bytes)
0d0000141a1500007cd018ed0125287dc6692803780080010098010cb8010d
Hex Analysis:
Size:31 bytes
Format:Protobuf (Protocol Buffers)
Encoding:Binary with varint and length-delimited fields
This is the raw protobuf-encoded payload as received from MQTT. The structure follows the Meshtastic protobuf schema definitions.
All Receptions
All gateways that received this packet
Correlation: Using Mesh Packet ID
Reception Locations

Loading reception map...

Map shows gateway locations that received this packet. Hop counts are displayed if available.
Gateway Time Offset RSSI SNR Hops Relay Channel Timestamp Actions
Meshtastic f2f0 (f2f0) Primary 0.000s
Reference 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC Current
Meshtastic f2f0 (f2f0) -0.495s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.468s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.457s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.441s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.425s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.407s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.396s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.385s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.374s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.356s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.338s
Before 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.327s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.315s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.304s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.293s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.282s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.271s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.259s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.246s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.234s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.222s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.209s
Before 		Unknown Unknown 0 f0 f2f0 MediumFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.197s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.185s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.173s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.162s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.151s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.140s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:51 UTC View
Meshtastic f2f0 (f2f0) -0.129s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.118s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.107s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.096s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.085s
Before 		Unknown Unknown 0 f0 f2f0 ShortFast 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.073s
Before 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.061s
Before 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.048s
Before 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.036s
Before 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.024s
Before 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) -0.012s
Before 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) +0.012s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) +0.022s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) +0.033s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) +0.044s
After 		Unknown Unknown 0 f0 f2f0 ShortTurbo 2026-03-27 12:50:52 UTC View
Meshtastic f2f0 (f2f0) +0.055s
After 		Unknown Unknown 0 f0 f2f0 LongFast 2026-03-27 12:50:52 UTC View
45

Total Receptions

1

Unique Gateways