Packet #39455681 Success

POSITION_APP packet from WYK Mesh Node T114 (WT14) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
31
Payload Bytes
Packet Information
Database ID: 39455681
Mesh Packet ID: 0x3891fb91
Used for correlation across gateways
Timestamp: 2026-05-16 05:52:59 UTC
From Node: WYK Mesh Node T114 (WT14)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: WYK Mesh Node T114 (WT14)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/7 hops
Start: 7, Limit: 7
Relay Node: b7 WT14
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:51.131140°
Longitude:-114.236129°
Altitude:1205 m
Satellites:12
Precision:32 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:!958ac8b7
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
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !958ac8b7
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (31 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2508900535
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 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 1778910774
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 183
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778910779.5257745
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
  • ✓ 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
  • ⚠ Full GPS precision shared
MQTT-Specific Fields
Gateway ID: !958ac8b7
Position Precision: 32 bits (~1.0m accuracy)
Position precision meters: 1.0
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": 51.1311398, "longitude": -114.2361292, "altitude": 1205, "sats_in_view": 12, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!958ac8b7", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2508900535, "to": 4294967295, "id": 949091217, "rx_time": 1778910774, "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": 183, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d26fe791e1534f3e8bb18b509253606086a2803780080012d98010cb80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 511311398, "longitude_i": -1142361292, "altitude": 1205, "time": 1778910774, "location_source": "LOC_EXTERNAL", "ground_speed": 0, "ground_track": 45, "sats_in_view": 12, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (31 bytes)
0d26fe791e1534f3e8bb18b509253606086a2803780080012d98010cb80120
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
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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
WYK Mesh Node T114 (WT14) Primary 0.000s
Reference
Unknown Unknown 0 b7 WT14 LongFast 2026-05-16 05:52:59 UTC Current
WYK Mesh Node T114 (WT14) -0.065s
Before
Unknown Unknown 0 b7 WT14 LongFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) -0.054s
Before
Unknown Unknown 0 b7 WT14 LongFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) -0.043s
Before
Unknown Unknown 0 b7 WT14 LongFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) -0.032s
Before
Unknown Unknown 0 b7 WT14 LongFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) -0.021s
Before
Unknown Unknown 0 b7 WT14 LongFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) -0.011s
Before
Unknown Unknown 0 b7 WT14 LongFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.011s
After
Unknown Unknown 0 b7 WT14 LongFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.022s
After
Unknown Unknown 0 b7 WT14 LongFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.034s
After
Unknown Unknown 0 b7 WT14 LongFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.046s
After
Unknown Unknown 0 b7 WT14 LongFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.058s
After
Unknown Unknown 0 b7 WT14 MediumFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.071s
After
Unknown Unknown 0 b7 WT14 MediumFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.082s
After
Unknown Unknown 0 b7 WT14 MediumFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.094s
After
Unknown Unknown 0 b7 WT14 MediumFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.106s
After
Unknown Unknown 0 b7 WT14 MediumFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.118s
After
Unknown Unknown 0 b7 WT14 MediumFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.129s
After
Unknown Unknown 0 b7 WT14 MediumFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.139s
After
Unknown Unknown 0 b7 WT14 MediumFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.150s
After
Unknown Unknown 0 b7 WT14 MediumFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.161s
After
Unknown Unknown 0 b7 WT14 MediumFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.172s
After
Unknown Unknown 0 b7 WT14 MediumFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.183s
After
Unknown Unknown 0 b7 WT14 ShortFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.197s
After
Unknown Unknown 0 b7 WT14 ShortFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.207s
After
Unknown Unknown 0 b7 WT14 ShortFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.219s
After
Unknown Unknown 0 b7 WT14 ShortFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.232s
After
Unknown Unknown 0 b7 WT14 ShortFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.244s
After
Unknown Unknown 0 b7 WT14 ShortFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.256s
After
Unknown Unknown 0 b7 WT14 ShortFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.267s
After
Unknown Unknown 0 b7 WT14 ShortFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.279s
After
Unknown Unknown 0 b7 WT14 ShortFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.291s
After
Unknown Unknown 0 b7 WT14 ShortFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.303s
After
Unknown Unknown 0 b7 WT14 ShortFast 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.313s
After
Unknown Unknown 0 b7 WT14 ShortTurbo 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.324s
After
Unknown Unknown 0 b7 WT14 ShortTurbo 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.335s
After
Unknown Unknown 0 b7 WT14 ShortTurbo 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.346s
After
Unknown Unknown 0 b7 WT14 ShortTurbo 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.357s
After
Unknown Unknown 0 b7 WT14 ShortTurbo 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.368s
After
Unknown Unknown 0 b7 WT14 ShortTurbo 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.378s
After
Unknown Unknown 0 b7 WT14 ShortTurbo 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.389s
After
Unknown Unknown 0 b7 WT14 ShortTurbo 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.402s
After
Unknown Unknown 0 b7 WT14 ShortTurbo 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.414s
After
Unknown Unknown 0 b7 WT14 ShortTurbo 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.427s
After
Unknown Unknown 0 b7 WT14 ShortTurbo 2026-05-16 05:52:59 UTC View
WYK Mesh Node T114 (WT14) +0.439s
After
Unknown Unknown 0 b7 WT14 LongFast 2026-05-16 05:52:59 UTC View
45

Total Receptions

1

Unique Gateways