Packet #18008229 Success

POSITION_APP packet from Meshtastic 52b1 (DAY) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
36
Payload Bytes
Packet Information
Database ID: 18008229
Mesh Packet ID: 0x2432f8e4
Used for correlation across gateways
Timestamp: 2026-03-27 21:00:47 UTC
From Node: Meshtastic 52b1 (DAY)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: Meshtastic 52b1 (DAY)
Channel: ShortTurbo
RSSI: Unknown
SNR: Unknown
Hop Info: 0/7 hops
Start: 7, Limit: 7
Relay Node: b1 DAY
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: 36 bytes
Decoded: Yes
Decoded Data:
Latitude:43.489690°
Longitude:-80.451994°
Altitude:336 m
Satellites:12
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:36 bytes
Gateway:!cd7652b1
Channel:ShortTurbo
Payload Type:POSITION_APP
Hop Count:Unknown / 7
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: ShortTurbo
+ 3 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !cd7652b1
Node ID format
channel_id ShortTurbo
packet MeshPacket (36 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3447083697
Source node ID
uint32
to 4294967295 (Broadcast)
Visible to all nodes
uint32
decoded.portnum 3
POSITION_APP
enum
decoded.payload_length 36 bytes size
hop_limit 7
Remaining hops allowed
uint32
hop_start 7
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 1774645246
Receive timestamp
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 177
Relay node ID
uint32
tx_after Not set uint32
timestamp 1774645247.454998
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)
  • ✓ Custom channel: ShortTurbo
  • ✓ 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
  • ⚠ Packet visible to MQTT subscribers
MQTT-Specific Fields
Gateway ID: !cd7652b1
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:36 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 43.4896896, "longitude": -80.4519936, "altitude": 336, "sats_in_view": 12, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!cd7652b1", "channel_id": "ShortTurbo", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3447083697, "to": 4294967295, "id": 607320292, "rx_time": 1774645246, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 7, "hop_start": 7, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 177, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000ec191500000cd018d00225feefc6692802586d7800800190b2831098010cb8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 434896896, "longitude_i": -804519936, "altitude": 336, "time": 1774645246, "location_source": "LOC_INTERNAL", "PDOP": 109, "ground_speed": 0, "ground_track": 33610000, "sats_in_view": 12, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (36 bytes)
0d0000ec191500000cd018d00225feefc6692802586d7800800190b2831098010cb8010d
Hex Analysis:
Size:36 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
Meshtastic 52b1 (DAY) Primary 0.000s
Reference
Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 21:00:47 UTC Current
Meshtastic 52b1 (DAY) -0.463s
Before
Unknown Unknown 0 b1 DAY LongFast 2026-03-27 21:00:46 UTC View
Meshtastic 52b1 (DAY) -0.433s
Before
Unknown Unknown 0 b1 DAY LongFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.423s
Before
Unknown Unknown 0 b1 DAY LongFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.411s
Before
Unknown Unknown 0 b1 DAY LongFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.399s
Before
Unknown Unknown 0 b1 DAY LongFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.388s
Before
Unknown Unknown 0 b1 DAY LongFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.376s
Before
Unknown Unknown 0 b1 DAY LongFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.365s
Before
Unknown Unknown 0 b1 DAY LongFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.354s
Before
Unknown Unknown 0 b1 DAY LongFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.342s
Before
Unknown Unknown 0 b1 DAY LongFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.331s
Before
Unknown Unknown 0 b1 DAY LongFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.320s
Before
Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.310s
Before
Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.299s
Before
Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.288s
Before
Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.277s
Before
Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.267s
Before
Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.257s
Before
Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.247s
Before
Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.236s
Before
Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.223s
Before
Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.212s
Before
Unknown Unknown 0 b1 DAY MediumFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.201s
Before
Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.190s
Before
Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.178s
Before
Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.167s
Before
Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.156s
Before
Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.146s
Before
Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.135s
Before
Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.125s
Before
Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.114s
Before
Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.103s
Before
Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.093s
Before
Unknown Unknown 0 b1 DAY ShortFast 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.083s
Before
Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.070s
Before
Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.059s
Before
Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.047s
Before
Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.035s
Before
Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.023s
Before
Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) -0.012s
Before
Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) +0.011s
After
Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) +0.023s
After
Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) +0.033s
After
Unknown Unknown 0 b1 DAY ShortTurbo 2026-03-27 21:00:47 UTC View
Meshtastic 52b1 (DAY) +0.044s
After
Unknown Unknown 0 b1 DAY LongFast 2026-03-27 21:00:47 UTC View
45

Total Receptions

1

Unique Gateways