Packet #39561596 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: 39561596
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 1778931650.5829055
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) +0.023s
After
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.034s
After
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.046s
After
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.056s
After
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.067s
After
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.078s
After
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.090s
After
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.102s
After
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.113s
After
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.125s
After
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.137s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.152s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.164s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.176s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.188s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.200s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.211s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.222s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.233s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.244s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.255s
After
-99.0 dBm 9.25 dB 3 - MediumFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.266s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.277s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.288s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.299s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.311s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.324s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.337s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.349s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.361s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.373s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.385s
After
-99.0 dBm 9.25 dB 3 - ShortFast 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.396s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.407s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:50 UTC View
kwarc.org 5ff0 (KW5) +0.418s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.430s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.441s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.452s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.468s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.479s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.490s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.502s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.515s
After
-99.0 dBm 9.25 dB 3 - ShortTurbo 2026-05-16 11:40:51 UTC View
kwarc.org 5ff0 (KW5) +0.527s
After
-99.0 dBm 9.25 dB 3 - LongFast 2026-05-16 11:40:51 UTC View
45

Total Receptions

1

Unique Gateways