Packet #39373762 Success

POSITION_APP packet from !49b5590c to !ffffffff

45
Total Receptions
1
Unique Gateways
0
Hop Count
34
Payload Bytes
Packet Information
Database ID: 39373762
Mesh Packet ID: 0x9946df2b
Used for correlation across gateways
Timestamp: 2026-05-16 00:52:37 UTC
From Node: !49b5590c (590c)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: !49b5590c (590c)
Channel: LongFast
RSSI: Unknown
SNR: Unknown
Hop Info: 0/3 hops
Start: 3, Limit: 3
Relay Node: 0c 590c
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: 34 bytes
Decoded: Yes
Decoded Data:
Latitude:44.276122°
Longitude:-76.572262°
Altitude:140 m
Satellites:5
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:34 bytes
Gateway:!49b5590c
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 !49b5590c
Node ID format
channel_id LongFast
Default public channel
packet MeshPacket (34 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 1236621580
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 34 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 1778892567
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 12
Relay node ID 		uint32
tx_after Not set uint32
timestamp 1778892757.4987595
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: !49b5590c
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:34 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 44.2761216, "longitude": -76.5722624, "altitude": 140, "sats_in_view": 5, "precision_bits": 13 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!49b5590c", "channel_id": "LongFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 1236621580, "to": 4294967295, "id": 2571558699, "rx_time": 1778892567, "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": 12, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d0000641a1500005cd2188c012517bf076a28025889047800800100980105b8010d", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 442761216, "longitude_i": -765722624, "altitude": 140, "time": 1778892567, "location_source": "LOC_INTERNAL", "PDOP": 521, "ground_speed": 0, "ground_track": 0, "sats_in_view": 5, "precision_bits": 13, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (34 bytes)
0d0000641a1500005cd2188c012517bf076a28025889047800800100980105b8010d
Hex Analysis:
Size:34 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
!49b5590c (590c) Primary 0.000s
Reference 		Unknown Unknown 0 0c 590c LongFast 2026-05-16 00:52:37 UTC Current
!49b5590c (590c) -0.099s
Before 		Unknown Unknown 0 0c 590c LongFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) -0.078s
Before 		Unknown Unknown 0 0c 590c LongFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) -0.060s
Before 		Unknown Unknown 0 0c 590c LongFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) -0.042s
Before 		Unknown Unknown 0 0c 590c LongFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) -0.022s
Before 		Unknown Unknown 0 0c 590c LongFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.012s
After 		Unknown Unknown 0 0c 590c LongFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.024s
After 		Unknown Unknown 0 0c 590c LongFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.036s
After 		Unknown Unknown 0 0c 590c LongFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.047s
After 		Unknown Unknown 0 0c 590c LongFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.059s
After 		Unknown Unknown 0 0c 590c LongFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.070s
After 		Unknown Unknown 0 0c 590c MediumFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.081s
After 		Unknown Unknown 0 0c 590c MediumFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.092s
After 		Unknown Unknown 0 0c 590c MediumFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.102s
After 		Unknown Unknown 0 0c 590c MediumFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.114s
After 		Unknown Unknown 0 0c 590c MediumFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.124s
After 		Unknown Unknown 0 0c 590c MediumFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.135s
After 		Unknown Unknown 0 0c 590c MediumFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.146s
After 		Unknown Unknown 0 0c 590c MediumFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.159s
After 		Unknown Unknown 0 0c 590c MediumFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.171s
After 		Unknown Unknown 0 0c 590c MediumFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.183s
After 		Unknown Unknown 0 0c 590c MediumFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.195s
After 		Unknown Unknown 0 0c 590c ShortFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.207s
After 		Unknown Unknown 0 0c 590c ShortFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.219s
After 		Unknown Unknown 0 0c 590c ShortFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.231s
After 		Unknown Unknown 0 0c 590c ShortFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.243s
After 		Unknown Unknown 0 0c 590c ShortFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.253s
After 		Unknown Unknown 0 0c 590c ShortFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.264s
After 		Unknown Unknown 0 0c 590c ShortFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.275s
After 		Unknown Unknown 0 0c 590c ShortFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.286s
After 		Unknown Unknown 0 0c 590c ShortFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.307s
After 		Unknown Unknown 0 0c 590c ShortFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.318s
After 		Unknown Unknown 0 0c 590c ShortFast 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.329s
After 		Unknown Unknown 0 0c 590c ShortTurbo 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.354s
After 		Unknown Unknown 0 0c 590c ShortTurbo 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.366s
After 		Unknown Unknown 0 0c 590c ShortTurbo 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.378s
After 		Unknown Unknown 0 0c 590c ShortTurbo 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.390s
After 		Unknown Unknown 0 0c 590c ShortTurbo 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.401s
After 		Unknown Unknown 0 0c 590c ShortTurbo 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.412s
After 		Unknown Unknown 0 0c 590c ShortTurbo 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.424s
After 		Unknown Unknown 0 0c 590c ShortTurbo 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.435s
After 		Unknown Unknown 0 0c 590c ShortTurbo 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.460s
After 		Unknown Unknown 0 0c 590c ShortTurbo 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.470s
After 		Unknown Unknown 0 0c 590c ShortTurbo 2026-05-16 00:52:37 UTC View
!49b5590c (590c) +0.483s
After 		Unknown Unknown 0 0c 590c LongFast 2026-05-16 00:52:37 UTC View
45

Total Receptions

1

Unique Gateways