Packet #40410540 Success

POSITION_APP packet from Meshtastic a960 (a960) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
22
Payload Bytes
Packet Information
Database ID: 40410540
Mesh Packet ID: 0x1a24058e
Used for correlation across gateways
Timestamp: 2026-05-18 14:27:11 UTC
From Node: Meshtastic a960 (a960)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Meshtastic a960 (a960)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: 60 a960
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:46.111130°
Longitude:-64.775782°
Altitude:30 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:22 bytes
Gateway:!ba0ca960
Channel:LongFast
Payload Type:POSITION_APP
Hop Count:Unknown / 3
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Gateway node ID tracked
+ 2 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Default channel - no encryption
+ 1 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !ba0ca960
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 3121391968
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 3
Remaining hops allowed 		uint32
hop_start 3
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 Not set fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 10
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 96
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1779114431.0470793
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: ~2900.0m accuracy
  • ✓ Zero-hop: direct from source to MQTT gateway
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Default channel - no encryption
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !ba0ca960
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:22 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 46.1111296, "longitude": -64.7757824, "altitude": 30, "sats_in_view": null, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!ba0ca960", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3121391968, "to": 4294967295, "id": 438568334, "rx_time": 0, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 3, "hop_start": 3, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 96, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d00007c1b15000064d9181e28017800800100b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 461111296, "longitude_i": -647757824, "altitude": 30, "location_source": "LOC_MANUAL", "ground_speed": 0, "ground_track": 0, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (22 bytes)
0d00007c1b15000064d9181e28017800800100b8010d
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

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
Meshtastic a960 (a960) Primary 0.000s
Reference 		Unknown Unknown 0 60 a960 LongFast 2026-05-18 14:27:11 UTC Current
Meshtastic a960 (a960) -0.046s
Before 		Unknown Unknown 0 60 a960 LongFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) -0.011s
Before 		Unknown Unknown 0 60 a960 LongFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.011s
After 		Unknown Unknown 0 60 a960 LongFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.022s
After 		Unknown Unknown 0 60 a960 LongFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.033s
After 		Unknown Unknown 0 60 a960 LongFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.044s
After 		Unknown Unknown 0 60 a960 LongFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.055s
After 		Unknown Unknown 0 60 a960 LongFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.066s
After 		Unknown Unknown 0 60 a960 LongFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.077s
After 		Unknown Unknown 0 60 a960 LongFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.089s
After 		Unknown Unknown 0 60 a960 LongFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.102s
After 		Unknown Unknown 0 60 a960 MediumFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.115s
After 		Unknown Unknown 0 60 a960 MediumFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.128s
After 		Unknown Unknown 0 60 a960 MediumFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.139s
After 		Unknown Unknown 0 60 a960 MediumFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.150s
After 		Unknown Unknown 0 60 a960 MediumFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.162s
After 		Unknown Unknown 0 60 a960 MediumFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.175s
After 		Unknown Unknown 0 60 a960 MediumFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.186s
After 		Unknown Unknown 0 60 a960 MediumFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.197s
After 		Unknown Unknown 0 60 a960 MediumFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.208s
After 		Unknown Unknown 0 60 a960 MediumFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.218s
After 		Unknown Unknown 0 60 a960 MediumFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.229s
After 		Unknown Unknown 0 60 a960 ShortFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.241s
After 		Unknown Unknown 0 60 a960 ShortFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.252s
After 		Unknown Unknown 0 60 a960 ShortFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.263s
After 		Unknown Unknown 0 60 a960 ShortFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.275s
After 		Unknown Unknown 0 60 a960 ShortFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.288s
After 		Unknown Unknown 0 60 a960 ShortFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.300s
After 		Unknown Unknown 0 60 a960 ShortFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.313s
After 		Unknown Unknown 0 60 a960 ShortFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.332s
After 		Unknown Unknown 0 60 a960 ShortFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.353s
After 		Unknown Unknown 0 60 a960 ShortFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.364s
After 		Unknown Unknown 0 60 a960 ShortFast 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.376s
After 		Unknown Unknown 0 60 a960 ShortTurbo 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.387s
After 		Unknown Unknown 0 60 a960 ShortTurbo 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.399s
After 		Unknown Unknown 0 60 a960 ShortTurbo 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.410s
After 		Unknown Unknown 0 60 a960 ShortTurbo 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.421s
After 		Unknown Unknown 0 60 a960 ShortTurbo 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.432s
After 		Unknown Unknown 0 60 a960 ShortTurbo 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.443s
After 		Unknown Unknown 0 60 a960 ShortTurbo 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.455s
After 		Unknown Unknown 0 60 a960 ShortTurbo 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.467s
After 		Unknown Unknown 0 60 a960 ShortTurbo 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.480s
After 		Unknown Unknown 0 60 a960 ShortTurbo 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.492s
After 		Unknown Unknown 0 60 a960 ShortTurbo 2026-05-18 14:27:11 UTC View
Meshtastic a960 (a960) +0.504s
After 		Unknown Unknown 0 60 a960 LongFast 2026-05-18 14:27:11 UTC View
45

Total Receptions

1

Unique Gateways