Packet #39544751 Success

POSITION_APP packet from Woods Mesh 🌲 (WUDZ) to kwarc.org c908 (KWC)

45
Total Receptions
1
Unique Gateways
0
Hop Count
23
Payload Bytes
Packet Information
Database ID: 39544751
Mesh Packet ID: 0x129870b7
Used for correlation across gateways
Timestamp: 2026-05-16 10:53:06 UTC
From Node: Woods Mesh 🌲 (WUDZ)
To Node: kwarc.org c908 (KWC)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Woods Mesh 🌲 (WUDZ)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: c4 WUDZ
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: 23 bytes
Decoded: Yes
Decoded Data:
Latitude:43.148902°
Longitude:-81.107354°
Altitude:311 m
Precision:12 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:23 bytes
Gateway:!9e7728c4
Channel:MediumFast
Payload Type:POSITION_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 4 more...
Exposure Risks:
âš  Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e7728c4
Node ID format
channel_id MediumFast
packet MeshPacket (23 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2658609348
Source node ID 		uint32
to 3812346120
Target node ID 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 23 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 1778928745
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 70
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 196
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1778928786.7823966
Unix timestamp 		uint32
MQTT Privacy & Exposure Analysis

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

Exposure Level: Direct Message
Privacy Features:
  • ✓ Direct LoRa transmission (not via MQTT)
  • ✓ Targeted to specific node
  • ✓ Custom channel: MediumFast
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~5800.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • âš  Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !9e7728c4
Position Precision: 12 bits (~5800.0m accuracy)
Position precision meters: 5800.0
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:23 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.1489024, "longitude": -81.1073536, "altitude": 311, "sats_in_view": null, "precision_bits": 12 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e7728c4", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658609348, "to": 3812346120, "id": 311980215, "rx_time": 1778928745, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 196, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000b819150000a8cf18b70225694c086a2801b8010c", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 431489024, "longitude_i": -811073536, "altitude": 311, "time": 1778928745, "location_source": "LOC_MANUAL", "precision_bits": 12, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (23 bytes)
0d0000b819150000a8cf18b70225694c086a2801b8010c
Hex Analysis:
Size:23 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
Woods Mesh 🌲 (WUDZ) Primary 0.000s
Reference 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC Current
Woods Mesh 🌲 (WUDZ) -1.249s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:05 UTC View
Woods Mesh 🌲 (WUDZ) -0.793s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:05 UTC View
Woods Mesh 🌲 (WUDZ) -0.757s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.746s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.734s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.723s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.649s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.612s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.578s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.542s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.465s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.441s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.406s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.374s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.321s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.252s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.150s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.106s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) +0.077s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) +0.112s
After 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) +0.185s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) +0.250s
After 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.407s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.454s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.501s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.598s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.610s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.622s
After 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.704s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.768s
After 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +1.035s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +1.080s
After 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +1.122s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +1.301s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.490s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.627s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.704s
After 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.856s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.923s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +2.127s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +2.162s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +2.818s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:09 UTC View
Woods Mesh 🌲 (WUDZ) +4.748s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:11 UTC View
Woods Mesh 🌲 (WUDZ) +5.084s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:11 UTC View
45

Total Receptions

1

Unique Gateways