Packet #39561606 Success

POSITION_APP packet from DAVE🇨🇦Home (DA-H) to !ffffffff

45
Total Receptions
1
Unique Gateways
3
Hop Count
28
Payload Bytes
Packet Information
Database ID: 39561606
Mesh Packet ID: 0x6d6316c2
Used for correlation across gateways
Timestamp: 2026-05-16 11:40:50 UTC
From Node: DAVE🇨🇦Home (DA-H)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: kwarc.org 5ff0 (KW5)
Channel: LongFast
RSSI: -99 dBm
SNR: 9.25 dBm
Hop Info: 3/3 hops
Start: 3, Limit: 0
Relay Node: None
Payload Data
Protocol: POSITION_APP
Size: 28 bytes
Decoded: Yes
Decoded Data:
Latitude:43.433984°
Longitude:-80.540467°
Altitude:387 m
Precision:16 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:!a3fb5ff0
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:3 / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
Exposure Risks:
âš  Visible to all nodes on channel
âš  Default channel - no encryption
+ 4 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !a3fb5ff0
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1136117024
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 28 bytes size
hop_limit Not set uint32
hop_start 3
Initial hop limit
uint32
hops_taken 3
Calculated: hop_start - hop_limit
derived
rx_rssi -99.0 dBm
Signal strength at gateway
int32
rx_snr 9.25 dB
Signal quality at gateway
float
rx_time 1778931649
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 Not set uint32
tx_after Not set uint32
timestamp 1778931650.7077854
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
Exposure Risks:
  • âš  Visible to all nodes on channel
  • âš  Default channel - no encryption
  • âš  Packet visible to MQTT subscribers
  • âš  Full GPS precision shared
  • âš  Multi-hop path visible (3 hops)
  • âš  RF signal metrics exposed (location inference possible)
MQTT-Specific Fields
Gateway ID: !a3fb5ff0
Position Precision: 16 bits (~364.0m accuracy)
Position precision meters: 364.0
Signal Metrics: RSSI: -99.0 dBm
SNR: 9.25 dB
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": 43.433984, "longitude": -80.5404672, "altitude": 387, "sats_in_view": null, "precision_bits": 16 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!a3fb5ff0", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1136117024, "to": 4294967295, "id": 1835210434, "rx_time": 1778931649, "rx_snr": 9.25, "rx_rssi": -99, "hop_limit": 0, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 0, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 0, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0080e319150080fecf188303258857086a28017800800100b80110", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 434339840, "longitude_i": -805404672, "altitude": 387, "time": 1778931592, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 16, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (28 bytes)
0d0080e319150080fecf188303258857086a28017800800100b80110
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
kwarc.org 5ff0 (KW5) Primary 0.000s
Reference
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC Current
kwarc.org 5ff0 (KW5) -0.125s
Before
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) -0.101s
Before
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) -0.090s
Before
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) -0.079s
Before
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) -0.068s
Before
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) -0.058s
Before
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) -0.047s
Before
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) -0.035s
Before
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) -0.023s
Before
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) -0.012s
Before
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.012s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.027s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.039s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.051s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.063s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.075s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.086s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.097s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.108s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.119s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.130s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.141s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.152s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.163s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.174s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.186s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.199s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.212s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.224s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.236s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.248s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.260s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.272s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.283s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.294s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.305s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.316s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.327s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.343s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.354s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.365s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.377s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.390s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.402s
After
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:51 UTC View
45

Total Receptions

1

Unique Gateways