Packet #39544901 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: 39544901
Mesh Packet ID: 0x129870b7
Used for correlation across gateways
Timestamp: 2026-05-16 10:53:08 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 1778928788.4860332
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 10:53:08 UTC Current
Woods Mesh 🌲 (WUDZ) -2.952s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:05 UTC View
Woods Mesh 🌲 (WUDZ) -2.497s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:05 UTC View
Woods Mesh 🌲 (WUDZ) -2.461s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -2.449s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -2.438s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -2.426s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -2.352s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -2.316s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -2.281s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -2.245s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -2.169s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -2.145s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -2.110s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -2.077s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -2.025s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -1.956s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -1.853s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -1.809s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -1.704s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -1.627s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -1.592s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -1.519s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -1.454s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) -1.296s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) -1.250s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) -1.203s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) -1.105s
Before 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) -1.093s
Before 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) -1.081s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) -1.000s
Before 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) -0.936s
Before 		Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) -0.669s
Before 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) -0.624s
Before 		Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) -0.582s
Before 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) -0.402s
Before 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) -0.213s
Before 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) -0.076s
Before 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +0.152s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +0.220s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +0.423s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +0.458s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.115s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:09 UTC View
Woods Mesh 🌲 (WUDZ) +3.044s
After 		Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:11 UTC View
Woods Mesh 🌲 (WUDZ) +3.381s
After 		Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:11 UTC View
45

Total Receptions

1

Unique Gateways