Packet #17806680 Success

POSITION_APP packet from Mechanicus Cadia (M3) to kwarc.org c908 (KWC)

45
Total Receptions
1
Unique Gateways
0
Hop Count
28
Payload Bytes
Packet Information
Database ID: 17806680
Mesh Packet ID: 0x9a6d4628
Used for correlation across gateways
Timestamp: 2026-03-27 10:10:48 UTC
From Node: Mechanicus Cadia (M3)
To Node: kwarc.org c908 (KWC)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Mechanicus Cadia (M3)
Channel: ShortTurbo
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 9c M3
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: 28 bytes
Decoded: Yes
Decoded Data:
Latitude:49.922867°
Longitude:-97.149747°
Altitude:230 m
Precision:18 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:28 bytes
Gateway:!4359649c
Channel:ShortTurbo
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:
⚠ Packet visible to MQTT subscribers
⚠ Full GPS precision shared
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !4359649c
Node ID format
channel_id ShortTurbo
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1129931932
Source node ID
uint32
to 3812346120
Target node ID
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 28 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 1774606232
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 156
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774606248.4551497
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: ShortTurbo
  • ✓ Gateway node ID tracked
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
MQTT-Specific Fields
Gateway ID: !4359649c
Position Precision: 18 bits (~91.0m accuracy)
Position precision meters: 91.0
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:28 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 49.9228672, "longitude": -97.1497472, "altitude": 230, "sats_in_view": null, "precision_bits": 18 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!4359649c", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1129931932, "to": 3812346120, "id": 2590852648, "rx_time": 1774606232, "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": 156, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00a0c11d15002018c618e601259857c66928017800800100b80112", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 499228672, "longitude_i": -971497472, "altitude": 230, "time": 1774606232, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 18, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (28 bytes)
0d00a0c11d15002018c618e601259857c66928017800800100b80112
Hex Analysis:
Size:28 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
Mechanicus Cadia (M3) Primary 0.000s
Reference
Unknown Unknown 0 9c M3 ShortTurbo 2026-03-27 10:10:48 UTC Current
Mechanicus Cadia (M3) -7.574s
Before
Unknown Unknown 0 9c M3 LongFast 2026-03-27 10:10:40 UTC View
Mechanicus Cadia (M3) -6.667s
Before
Unknown Unknown 0 9c M3 LongFast 2026-03-27 10:10:41 UTC View
Mechanicus Cadia (M3) -6.221s
Before
Unknown Unknown 0 9c M3 LongFast 2026-03-27 10:10:42 UTC View
Mechanicus Cadia (M3) -5.730s
Before
Unknown Unknown 0 9c M3 LongFast 2026-03-27 10:10:42 UTC View
Mechanicus Cadia (M3) -5.602s
Before
Unknown Unknown 0 9c M3 LongFast 2026-03-27 10:10:42 UTC View
Mechanicus Cadia (M3) -5.473s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-03-27 10:10:42 UTC View
Mechanicus Cadia (M3) -5.445s
Before
Unknown Unknown 0 9c M3 LongFast 2026-03-27 10:10:43 UTC View
Mechanicus Cadia (M3) -5.401s
Before
Unknown Unknown 0 9c M3 LongFast 2026-03-27 10:10:43 UTC View
Mechanicus Cadia (M3) -5.376s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-03-27 10:10:43 UTC View
Mechanicus Cadia (M3) -5.303s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-03-27 10:10:43 UTC View
Mechanicus Cadia (M3) -5.228s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-03-27 10:10:43 UTC View
Mechanicus Cadia (M3) -5.123s
Before
Unknown Unknown 0 9c M3 LongFast 2026-03-27 10:10:43 UTC View
Mechanicus Cadia (M3) -5.090s
Before
Unknown Unknown 0 9c M3 LongFast 2026-03-27 10:10:43 UTC View
Mechanicus Cadia (M3) -4.941s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-03-27 10:10:43 UTC View
Mechanicus Cadia (M3) -4.884s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-03-27 10:10:43 UTC View
Mechanicus Cadia (M3) -4.778s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-03-27 10:10:43 UTC View
Mechanicus Cadia (M3) -4.523s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-03-27 10:10:43 UTC View
Mechanicus Cadia (M3) -4.477s
Before
Unknown Unknown 0 9c M3 LongFast 2026-03-27 10:10:43 UTC View
Mechanicus Cadia (M3) -3.864s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-03-27 10:10:44 UTC View
Mechanicus Cadia (M3) -3.852s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-03-27 10:10:44 UTC View
Mechanicus Cadia (M3) -3.815s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-03-27 10:10:44 UTC View
Mechanicus Cadia (M3) -3.803s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-03-27 10:10:44 UTC View
Mechanicus Cadia (M3) -3.759s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-03-27 10:10:44 UTC View
Mechanicus Cadia (M3) -3.736s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-03-27 10:10:44 UTC View
Mechanicus Cadia (M3) -3.472s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-03-27 10:10:44 UTC View
Mechanicus Cadia (M3) -3.327s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-03-27 10:10:45 UTC View
Mechanicus Cadia (M3) -3.023s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-03-27 10:10:45 UTC View
Mechanicus Cadia (M3) -3.012s
Before
Unknown Unknown 0 9c M3 LongFast 2026-03-27 10:10:45 UTC View
Mechanicus Cadia (M3) -2.933s
Before
Unknown Unknown 0 9c M3 MediumFast 2026-03-27 10:10:45 UTC View
Mechanicus Cadia (M3) -1.987s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-03-27 10:10:46 UTC View
Mechanicus Cadia (M3) -1.454s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-03-27 10:10:47 UTC View
Mechanicus Cadia (M3) -1.108s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-03-27 10:10:47 UTC View
Mechanicus Cadia (M3) -0.836s
Before
Unknown Unknown 0 9c M3 ShortFast 2026-03-27 10:10:47 UTC View
Mechanicus Cadia (M3) -0.390s
Before
Unknown Unknown 0 9c M3 ShortTurbo 2026-03-27 10:10:48 UTC View
Mechanicus Cadia (M3) -0.035s
Before
Unknown Unknown 0 9c M3 ShortTurbo 2026-03-27 10:10:48 UTC View
Mechanicus Cadia (M3) +0.105s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-03-27 10:10:48 UTC View
Mechanicus Cadia (M3) +0.362s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-03-27 10:10:48 UTC View
Mechanicus Cadia (M3) +0.697s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-03-27 10:10:49 UTC View
Mechanicus Cadia (M3) +0.834s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-03-27 10:10:49 UTC View
Mechanicus Cadia (M3) +1.094s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-03-27 10:10:49 UTC View
Mechanicus Cadia (M3) +1.174s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-03-27 10:10:49 UTC View
Mechanicus Cadia (M3) +1.653s
After
Unknown Unknown 0 9c M3 LongFast 2026-03-27 10:10:50 UTC View
Mechanicus Cadia (M3) +2.088s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-03-27 10:10:50 UTC View
Mechanicus Cadia (M3) +2.264s
After
Unknown Unknown 0 9c M3 ShortTurbo 2026-03-27 10:10:50 UTC View
45

Total Receptions

1

Unique Gateways