Packet #17787503 Success

POSITION_APP packet from WYK6 - MeshPocket (🔋) to kwarc.org c908 (KWC)

45
Total Receptions
1
Unique Gateways
0
Hop Count
27
Payload Bytes
Packet Information
Database ID: 17787503
Mesh Packet ID: 0x5363b6b1
Used for correlation across gateways
Timestamp: 2026-03-27 09:12:16 UTC
From Node: WYK6 - MeshPocket (🔋)
To Node: kwarc.org c908 (KWC)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: WYK6 - MeshPocket (🔋)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 4d 🔋
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: 27 bytes
Decoded: Yes
Decoded Data:
Latitude:51.124634°
Longitude:-114.235802°
Precision:15 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:27 bytes
Gateway:!fb13094d
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:Unknown / 2
Privacy Summary
Exposure Level:
Direct Message
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Targeted to specific node
+ 3 more...
Exposure Risks:
âš  Default channel - no encryption
âš  Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !fb13094d
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (27 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 4212328781
Source node ID
uint32
to 3812346120
Target node ID
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 27 bytes size
hop_limit 2
Remaining hops allowed
uint32
hop_start 2
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 1774602681
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 77
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774602736.20325
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
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~729.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • âš  Default channel - no encryption
  • âš  Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !fb13094d
Position Precision: 15 bits (~729.0m accuracy)
Position precision meters: 729.0
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:27 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 51.1246336, "longitude": -114.2358016, "altitude": null, "sats_in_view": null, "precision_bits": 15 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!fb13094d", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 4212328781, "to": 3812346120, "id": 1399043761, "rx_time": 1774602681, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 2, "hop_start": 2, "via_mqtt": false, "want_ack": false, "priority": 70, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 77, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000791e150000e9bb25b949c669280348007800800100b8010f", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 511246336, "longitude_i": -1142358016, "time": 1774602681, "location_source": "LOC_EXTERNAL", "altitude_hae": 0, "ground_speed": 0, "ground_track": 0, "precision_bits": 15, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (27 bytes)
0d0000791e150000e9bb25b949c669280348007800800100b8010f
Hex Analysis:
Size:27 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
WYK6 - MeshPocket (🔋) Primary 0.000s
Reference
Unknown Unknown 0 4d 🔋 LongFast 2026-03-27 09:12:16 UTC Current
WYK6 - MeshPocket (🔋) -3.020s
Before
Unknown Unknown 0 4d 🔋 LongFast 2026-03-27 09:12:13 UTC View
WYK6 - MeshPocket (🔋) +0.011s
After
Unknown Unknown 0 4d 🔋 LongFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.034s
After
Unknown Unknown 0 4d 🔋 LongFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.057s
After
Unknown Unknown 0 4d 🔋 MediumFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.095s
After
Unknown Unknown 0 4d 🔋 ShortFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.119s
After
Unknown Unknown 0 4d 🔋 MediumFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.144s
After
Unknown Unknown 0 4d 🔋 MediumFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.192s
After
Unknown Unknown 0 4d 🔋 LongFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.215s
After
Unknown Unknown 0 4d 🔋 MediumFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.276s
After
Unknown Unknown 0 4d 🔋 ShortFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.298s
After
Unknown Unknown 0 4d 🔋 ShortFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.344s
After
Unknown Unknown 0 4d 🔋 LongFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.370s
After
Unknown Unknown 0 4d 🔋 MediumFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.382s
After
Unknown Unknown 0 4d 🔋 ShortTurbo 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.430s
After
Unknown Unknown 0 4d 🔋 ShortFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.441s
After
Unknown Unknown 0 4d 🔋 MediumFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.452s
After
Unknown Unknown 0 4d 🔋 MediumFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.485s
After
Unknown Unknown 0 4d 🔋 LongFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.508s
After
Unknown Unknown 0 4d 🔋 ShortFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.533s
After
Unknown Unknown 0 4d 🔋 ShortFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.596s
After
Unknown Unknown 0 4d 🔋 LongFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.636s
After
Unknown Unknown 0 4d 🔋 MediumFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.658s
After
Unknown Unknown 0 4d 🔋 MediumFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.681s
After
Unknown Unknown 0 4d 🔋 ShortTurbo 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.692s
After
Unknown Unknown 0 4d 🔋 LongFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.704s
After
Unknown Unknown 0 4d 🔋 ShortTurbo 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.729s
After
Unknown Unknown 0 4d 🔋 ShortFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.754s
After
Unknown Unknown 0 4d 🔋 ShortFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.791s
After
Unknown Unknown 0 4d 🔋 LongFast 2026-03-27 09:12:16 UTC View
WYK6 - MeshPocket (🔋) +0.832s
After
Unknown Unknown 0 4d 🔋 ShortFast 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +0.855s
After
Unknown Unknown 0 4d 🔋 ShortTurbo 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +0.866s
After
Unknown Unknown 0 4d 🔋 ShortTurbo 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +0.888s
After
Unknown Unknown 0 4d 🔋 MediumFast 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +0.900s
After
Unknown Unknown 0 4d 🔋 LongFast 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +0.938s
After
Unknown Unknown 0 4d 🔋 MediumFast 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +0.951s
After
Unknown Unknown 0 4d 🔋 ShortTurbo 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +0.975s
After
Unknown Unknown 0 4d 🔋 ShortTurbo 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +1.000s
After
Unknown Unknown 0 4d 🔋 ShortFast 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +1.045s
After
Unknown Unknown 0 4d 🔋 ShortFast 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +1.106s
After
Unknown Unknown 0 4d 🔋 ShortTurbo 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +1.193s
After
Unknown Unknown 0 4d 🔋 ShortTurbo 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +1.204s
After
Unknown Unknown 0 4d 🔋 ShortTurbo 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +1.241s
After
Unknown Unknown 0 4d 🔋 ShortTurbo 2026-03-27 09:12:17 UTC View
WYK6 - MeshPocket (🔋) +1.299s
After
Unknown Unknown 0 4d 🔋 LongFast 2026-03-27 09:12:17 UTC View
45

Total Receptions

1

Unique Gateways