Packet #17805243 Success

POSITION_APP packet from Meshtastic 52b1 (DAY) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
36
Payload Bytes
Packet Information
Database ID: 17805243
Mesh Packet ID: 0xd2cf09c6
Used for correlation across gateways
Timestamp: 2026-03-27 10:08:46 UTC
From Node: Meshtastic 52b1 (DAY)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Meshtastic 52b1 (DAY)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/7 hops
Start: 7, Limit: 7
Relay Node: b1 DAY
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: 36 bytes
Decoded: Yes
Decoded Data:
Latitude:43.489690°
Longitude:-80.451994°
Altitude:329 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:36 bytes
Gateway:!cd7652b1
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !cd7652b1
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (36 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3447083697
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 36 bytes size
hop_limit 7
Remaining hops allowed 		uint32
hop_start 7
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 1774606125
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 177
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1774606126.2445362
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)
  • ✓ 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
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !cd7652b1
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:36 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.4896896, "longitude": -80.4519936, "altitude": 329, "sats_in_view": 12, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!cd7652b1", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3447083697, "to": 4294967295, "id": 3536783814, "rx_time": 1774606125, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 177, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000ec191500000cd018c902252d57c6692802586b7800800198cd871098010cb8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 434896896, "longitude_i": -804519936, "altitude": 329, "time": 1774606125, "location_source": "LOC_INTERNAL", "PDOP": 107, "ground_speed": 0, "ground_track": 33679000, "sats_in_view": 12, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (36 bytes)
0d0000ec191500000cd018c902252d57c6692802586b7800800198cd871098010cb8010d
Hex Analysis:
Size:36 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 52b1 (DAY) Primary 0.000s
Reference 		Unknown Unknown 0 b1 DAY LongFast 2026-03-27 10:08:46 UTC Current
Meshtastic 52b1 (DAY) -0.521s
Before 		Unknown Unknown 0 b1 DAY LongFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.503s
Before 		Unknown Unknown 0 b1 DAY LongFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.484s
Before 		Unknown Unknown 0 b1 DAY LongFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.465s
Before 		Unknown Unknown 0 b1 DAY LongFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.455s
Before 		Unknown Unknown 0 b1 DAY LongFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.444s
Before 		Unknown Unknown 0 b1 DAY LongFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.434s
Before 		Unknown Unknown 0 b1 DAY LongFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.423s
Before 		Unknown Unknown 0 b1 DAY LongFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.413s
Before 		Unknown Unknown 0 b1 DAY LongFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.402s
Before 		Unknown Unknown 0 b1 DAY LongFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.392s
Before 		Unknown Unknown 0 b1 DAY LongFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.381s
Before 		Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.369s
Before 		Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.358s
Before 		Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.345s
Before 		Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.333s
Before 		Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.321s
Before 		Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.306s
Before 		Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.292s
Before 		Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.281s
Before 		Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.270s
Before 		Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.260s
Before 		Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.249s
Before 		Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 10:08:45 UTC View
Meshtastic 52b1 (DAY) -0.238s
Before 		Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.228s
Before 		Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.217s
Before 		Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.207s
Before 		Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.196s
Before 		Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.184s
Before 		Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.172s
Before 		Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.161s
Before 		Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.149s
Before 		Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.137s
Before 		Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.126s
Before 		Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.114s
Before 		Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.095s
Before 		Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.085s
Before 		Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.074s
Before 		Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.063s
Before 		Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.053s
Before 		Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.042s
Before 		Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.032s
Before 		Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.021s
Before 		Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 10:08:46 UTC View
Meshtastic 52b1 (DAY) -0.011s
Before 		Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 10:08:46 UTC View
45

Total Receptions

1

Unique Gateways