Packet #39472745 Success

POSITION_APP packet from !9e77db44 to not a toaster (daw)

45
Total Receptions
1
Unique Gateways
0
Hop Count
28
Payload Bytes
Packet Information
Database ID: 39472745
Mesh Packet ID: 0x4c46f227
Used for correlation across gateways
Timestamp: 2026-05-16 06:48:08 UTC
From Node: !9e77db44 (db44)
To Node: not a toaster (daw)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: !9e77db44 (db44)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/2 hops
Start: 2, Limit: 2
Relay Node: 44 db44
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:45.796557°
Longitude:-74.055680°
Altitude:143 m
Precision:13 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:!9e77db44
Channel:MediumFast
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
+ 4 more...
Exposure Risks:
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e77db44
Node ID format
channel_id MediumFast
packet MeshPacket (28 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 2658655044
Source node ID 		uint32
to 2571147703
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 1778914082
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 68
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1778914088.34532
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: MediumFast
  • ✓ Gateway node ID tracked
  • ✓ Reduced position precision: ~2900.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !9e77db44
Position Precision: 13 bits (~2900.0m accuracy)
Position precision meters: 2900.0
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": 45.7965568, "longitude": -74.05568, "altitude": 143, "sats_in_view": null, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e77db44", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 2658655044, "to": 2571147703, "id": 1279717927, "rx_time": 1778914082, "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": 68, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00004c1b150000dcd3188f01252213086a28017800800100b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 457965568, "longitude_i": -740556800, "altitude": 143, "time": 1778914082, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (28 bytes)
0d00004c1b150000dcd3188f01252213086a28017800800100b8010d
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

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
!9e77db44 (db44) Primary 0.000s
Reference 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:08 UTC Current
!9e77db44 (db44) -1.822s
Before 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:06 UTC View
!9e77db44 (db44) -1.525s
Before 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:06 UTC View
!9e77db44 (db44) -1.352s
Before 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:06 UTC View
!9e77db44 (db44) -0.742s
Before 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:07 UTC View
!9e77db44 (db44) -0.728s
Before 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:07 UTC View
!9e77db44 (db44) -0.694s
Before 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:07 UTC View
!9e77db44 (db44) -0.682s
Before 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:07 UTC View
!9e77db44 (db44) -0.510s
Before 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:07 UTC View
!9e77db44 (db44) -0.143s
Before 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) -0.109s
Before 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) -0.038s
Before 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +0.037s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +0.118s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +0.143s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +0.168s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +0.219s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +0.254s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +0.289s
After 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +0.324s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +0.388s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +0.531s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:08 UTC View
!9e77db44 (db44) +1.031s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:09 UTC View
!9e77db44 (db44) +1.301s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:09 UTC View
!9e77db44 (db44) +1.414s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:09 UTC View
!9e77db44 (db44) +1.426s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:09 UTC View
!9e77db44 (db44) +1.473s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:09 UTC View
!9e77db44 (db44) +1.672s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +1.976s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +2.223s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +2.234s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +2.374s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +2.543s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +2.603s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:10 UTC View
!9e77db44 (db44) +2.744s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:11 UTC View
!9e77db44 (db44) +3.300s
After 		Unknown Unknown 0 44 db44 MediumFast 2026-05-16 06:48:11 UTC View
!9e77db44 (db44) +3.390s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:11 UTC View
!9e77db44 (db44) +3.448s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:11 UTC View
!9e77db44 (db44) +3.490s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:11 UTC View
!9e77db44 (db44) +3.619s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:11 UTC View
!9e77db44 (db44) +3.822s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:12 UTC View
!9e77db44 (db44) +4.154s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:12 UTC View
!9e77db44 (db44) +4.678s
After 		Unknown Unknown 0 44 db44 LongFast 2026-05-16 06:48:13 UTC View
!9e77db44 (db44) +4.848s
After 		Unknown Unknown 0 44 db44 ShortTurbo 2026-05-16 06:48:13 UTC View
!9e77db44 (db44) +5.147s
After 		Unknown Unknown 0 44 db44 ShortFast 2026-05-16 06:48:13 UTC View
45

Total Receptions

1

Unique Gateways