Packet #39544723 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: 39544723
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: ShortFast
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:ShortFast
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 ShortFast
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 1778928786.460966
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: ShortFast
  • ✓ 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": "ShortFast", "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
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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 ShortFast 2026-05-16 10:53:06 UTC Current
Woods Mesh 🌲 (WUDZ) -0.927s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:05 UTC View
Woods Mesh 🌲 (WUDZ) -0.471s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:05 UTC View
Woods Mesh 🌲 (WUDZ) -0.436s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.424s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.413s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.401s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.327s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.291s
Before
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.256s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.220s
Before
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.143s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.120s
Before
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.085s
Before
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) -0.052s
Before
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) +0.069s
After
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) +0.172s
After
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) +0.216s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) +0.321s
After
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) +0.398s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) +0.433s
After
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) +0.506s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:06 UTC View
Woods Mesh 🌲 (WUDZ) +0.571s
After
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.729s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.775s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.822s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.920s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.932s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +0.944s
After
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +1.025s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +1.089s
After
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +1.357s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +1.401s
After
Unknown Unknown 0 c4 WUDZ LongFast 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +1.443s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:07 UTC View
Woods Mesh 🌲 (WUDZ) +1.623s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.812s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +1.949s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +2.025s
After
Unknown Unknown 0 c4 WUDZ MediumFast 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +2.177s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +2.245s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +2.448s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +2.483s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:08 UTC View
Woods Mesh 🌲 (WUDZ) +3.140s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:09 UTC View
Woods Mesh 🌲 (WUDZ) +5.069s
After
Unknown Unknown 0 c4 WUDZ ShortFast 2026-05-16 10:53:11 UTC View
Woods Mesh 🌲 (WUDZ) +5.406s
After
Unknown Unknown 0 c4 WUDZ ShortTurbo 2026-05-16 10:53:11 UTC View
45

Total Receptions

1

Unique Gateways