Packet #39238356 Success

POSITION_APP packet from VA7BKW Portable (BKWP) to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
23
Payload Bytes
Packet Information
Database ID: 39238356
Mesh Packet ID: 0x07c39913
Used for correlation across gateways
Timestamp: 2026-05-15 16:31:01 UTC
From Node: VA7BKW Portable (BKWP)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: VA7BKW Portable (BKWP)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/4 hops
Start: 4, Limit: 4
Relay Node: ad BKWP
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: 23 bytes
Decoded: Yes
Decoded Data:
Latitude:48.417997°
Longitude:-123.338752°
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:23 bytes
Gateway:!cc145cad
Channel:MediumFast
Payload Type:POSITION_APP
Hop Count:Unknown / 4
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 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 !cc145cad
Node ID format
channel_id MediumFast
packet MeshPacket (23 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 3423886509
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 23 bytes size
hop_limit 4
Remaining hops allowed 		uint32
hop_start 4
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 1778862660
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 173
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1778862661.8848555
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: MediumFast
  • ✓ 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: !cc145cad
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:23 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 48.4179968, "longitude": -123.338752, "altitude": null, "sats_in_view": 12, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!cc145cad", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 3423886509, "to": 4294967295, "id": 130259219, "rx_time": 1778862660, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 4, "hop_start": 4, "via_mqtt": false, "want_ack": false, "priority": 10, "delayed": 0, "channel_index": null, "pki_encrypted": false, "next_hop": 0, "relay_node": 173, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000dc1c1500007cb625444a076a280398010cb8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 484179968, "longitude_i": -1233387520, "time": 1778862660, "location_source": "LOC_EXTERNAL", "sats_in_view": 12, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (23 bytes)
0d0000dc1c1500007cb625444a076a280398010cb8010d
Hex Analysis:
Size:23 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
VA7BKW Portable (BKWP) Primary 0.000s
Reference 		Unknown Unknown 0 ad BKWP MediumFast 2026-05-15 16:31:01 UTC Current
VA7BKW Portable (BKWP) -0.221s
Before 		Unknown Unknown 0 ad BKWP LongFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.192s
Before 		Unknown Unknown 0 ad BKWP LongFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.172s
Before 		Unknown Unknown 0 ad BKWP LongFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.152s
Before 		Unknown Unknown 0 ad BKWP LongFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.132s
Before 		Unknown Unknown 0 ad BKWP LongFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.112s
Before 		Unknown Unknown 0 ad BKWP LongFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.101s
Before 		Unknown Unknown 0 ad BKWP LongFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.090s
Before 		Unknown Unknown 0 ad BKWP LongFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.078s
Before 		Unknown Unknown 0 ad BKWP LongFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.068s
Before 		Unknown Unknown 0 ad BKWP LongFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.057s
Before 		Unknown Unknown 0 ad BKWP LongFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.046s
Before 		Unknown Unknown 0 ad BKWP MediumFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.035s
Before 		Unknown Unknown 0 ad BKWP MediumFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.024s
Before 		Unknown Unknown 0 ad BKWP MediumFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) -0.012s
Before 		Unknown Unknown 0 ad BKWP MediumFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) +0.012s
After 		Unknown Unknown 0 ad BKWP MediumFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) +0.024s
After 		Unknown Unknown 0 ad BKWP MediumFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) +0.035s
After 		Unknown Unknown 0 ad BKWP MediumFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) +0.047s
After 		Unknown Unknown 0 ad BKWP MediumFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) +0.059s
After 		Unknown Unknown 0 ad BKWP MediumFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) +0.071s
After 		Unknown Unknown 0 ad BKWP MediumFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) +0.082s
After 		Unknown Unknown 0 ad BKWP ShortFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) +0.093s
After 		Unknown Unknown 0 ad BKWP ShortFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) +0.104s
After 		Unknown Unknown 0 ad BKWP ShortFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) +0.115s
After 		Unknown Unknown 0 ad BKWP ShortFast 2026-05-15 16:31:01 UTC View
VA7BKW Portable (BKWP) +0.126s
After 		Unknown Unknown 0 ad BKWP ShortFast 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.136s
After 		Unknown Unknown 0 ad BKWP ShortFast 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.147s
After 		Unknown Unknown 0 ad BKWP ShortFast 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.158s
After 		Unknown Unknown 0 ad BKWP ShortFast 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.170s
After 		Unknown Unknown 0 ad BKWP ShortFast 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.182s
After 		Unknown Unknown 0 ad BKWP ShortFast 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.194s
After 		Unknown Unknown 0 ad BKWP ShortFast 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.221s
After 		Unknown Unknown 0 ad BKWP ShortTurbo 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.233s
After 		Unknown Unknown 0 ad BKWP ShortTurbo 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.245s
After 		Unknown Unknown 0 ad BKWP ShortTurbo 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.256s
After 		Unknown Unknown 0 ad BKWP ShortTurbo 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.268s
After 		Unknown Unknown 0 ad BKWP ShortTurbo 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.279s
After 		Unknown Unknown 0 ad BKWP ShortTurbo 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.290s
After 		Unknown Unknown 0 ad BKWP ShortTurbo 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.313s
After 		Unknown Unknown 0 ad BKWP ShortTurbo 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.324s
After 		Unknown Unknown 0 ad BKWP ShortTurbo 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.335s
After 		Unknown Unknown 0 ad BKWP ShortTurbo 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.346s
After 		Unknown Unknown 0 ad BKWP ShortTurbo 2026-05-15 16:31:02 UTC View
VA7BKW Portable (BKWP) +0.356s
After 		Unknown Unknown 0 ad BKWP LongFast 2026-05-15 16:31:02 UTC View
45

Total Receptions

1

Unique Gateways