Packet #39458151 Success

POSITION_APP packet from MataneSolar04 (MS04) to !ffffffff

45
Total Receptions
1
Unique Gateways
1
Hop Count
22
Payload Bytes
Packet Information
Database ID: 39458151
Mesh Packet ID: 0xf0221a4c
Used for correlation across gateways
Timestamp: 2026-05-16 05:59:53 UTC
From Node: MataneSolar04 (MS04)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Matane Centre CAN MQTT Link wiki.mt.gt (📡)
Channel: LongFast
RSSI: -109 dBm
SNR: 0.75 dBm
Hop Info: 1/3 hops
Start: 3, Limit: 2
Relay Node: 4c MS05
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: 22 bytes
Decoded: Yes
Decoded Data:
Latitude:48.850534°
Longitude:-67.541402°
Altitude:12 m
Precision:14 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:22 bytes
Gateway:!a0cb1094
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:1 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 1 more...
Exposure Risks:
âš  Visible to all nodes on channel
âš  Default channel - no encryption
+ 3 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a0cb1094
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (22 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2896534736
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 22 bytes size
hop_limit 2
Remaining hops allowed
uint32
hop_start 3
Initial hop limit
uint32
hops_taken 1
Calculated: hop_start - hop_limit
derived
rx_rssi -109.0 dBm
Signal strength at gateway
int32
rx_snr 0.75 dB
Signal quality at gateway
float
rx_time 1778911192
Receive timestamp
fixed32
via_mqtt False
Direct LoRa transmission
bool
want_ack False
No ACK requested
bool
priority Not set enum
delayed Not set enum
channel Not set uint32
pki_encrypted False
Standard encryption
bool
next_hop Not set uint32
relay_node 76
Relay node ID
uint32
tx_after Not set uint32
timestamp 1778911193.222232
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
  • ✓ Reduced position precision: ~1500.0m accuracy
Exposure Risks:
  • âš  Visible to all nodes on channel
  • âš  Default channel - no encryption
  • âš  Packet visible to MQTT subscribers
  • âš  Multi-hop path visible (1 hops)
  • âš  RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a0cb1094
Position Precision: 14 bits (~1500.0m accuracy)
Position precision meters: 1500.0
Signal Metrics: RSSI: -109.0 dBm
SNR: 0.75 dB
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:22 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 48.8505344, "longitude": -67.5414016, "altitude": 12, "sats_in_view": null, "precision_bits": 14 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a0cb1094", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2896534736, "to": 4294967295, "id": 4028766796, "rx_time": 1778911192, "rx_snr": 0.75, "rx_rssi": -109, "hop_limit": 2, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 76, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00001e1d150000bed7180c28017800800100b8010e", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 488505344, "longitude_i": -675414016, "altitude": 12, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 14, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (22 bytes)
0d00001e1d150000bed7180c28017800800100b8010e
Hex Analysis:
Size:22 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
Matane Centre CAN MQTT Link wiki.mt.gt (📡) Primary 0.000s
Reference
-109.0 dBm 0.75 dB 1 4c MS05 LongFast 2026-05-16 05:59:53 UTC Current
Matane Centre CAN MQTT Link wiki.mt.gt (📡) -0.105s
Before
-109.0 dBm 0.75 dB 1 4c MS05 LongFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) -0.071s
Before
-109.0 dBm 0.75 dB 1 4c MS05 LongFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) -0.059s
Before
-109.0 dBm 0.75 dB 1 4c MS05 LongFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) -0.047s
Before
-109.0 dBm 0.75 dB 1 4c MS05 LongFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) -0.035s
Before
-109.0 dBm 0.75 dB 1 4c MS05 LongFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) -0.024s
Before
-109.0 dBm 0.75 dB 1 4c MS05 LongFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) -0.012s
Before
-109.0 dBm 0.75 dB 1 4c MS05 LongFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.022s
After
-109.0 dBm 0.75 dB 1 4c MS05 LongFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.033s
After
-109.0 dBm 0.75 dB 1 4c MS05 LongFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.044s
After
-109.0 dBm 0.75 dB 1 4c MS05 LongFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.055s
After
-109.0 dBm 0.75 dB 1 4c MS05 MediumFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.065s
After
-109.0 dBm 0.75 dB 1 4c MS05 MediumFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.076s
After
-109.0 dBm 0.75 dB 1 4c MS05 MediumFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.087s
After
-109.0 dBm 0.75 dB 1 4c MS05 MediumFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.098s
After
-109.0 dBm 0.75 dB 1 4c MS05 MediumFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.109s
After
-109.0 dBm 0.75 dB 1 4c MS05 MediumFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.121s
After
-109.0 dBm 0.75 dB 1 4c MS05 MediumFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.133s
After
-109.0 dBm 0.75 dB 1 4c MS05 MediumFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.145s
After
-109.0 dBm 0.75 dB 1 4c MS05 MediumFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.157s
After
-109.0 dBm 0.75 dB 1 4c MS05 MediumFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.169s
After
-109.0 dBm 0.75 dB 1 4c MS05 MediumFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.181s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.193s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.203s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.221s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.239s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.250s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.260s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.271s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.282s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.294s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.306s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortFast 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.318s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortTurbo 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.330s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortTurbo 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.341s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortTurbo 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.353s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortTurbo 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.365s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortTurbo 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.377s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortTurbo 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.388s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortTurbo 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.399s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortTurbo 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.410s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortTurbo 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.420s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortTurbo 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.431s
After
-109.0 dBm 0.75 dB 1 4c MS05 ShortTurbo 2026-05-16 05:59:53 UTC View
Matane Centre CAN MQTT Link wiki.mt.gt (📡) +0.442s
After
-109.0 dBm 0.75 dB 1 4c MS05 LongFast 2026-05-16 05:59:53 UTC View
45

Total Receptions

1

Unique Gateways