Packet #28266892 Success

POSITION_APP packet from jopsis_tracker (👾) to !ffffffff

23
Total Receptions
23
Unique Gateways
1
Hop Count
46
Payload Bytes
Packet Information
Database ID: 28266892
Mesh Packet ID: 0xf8165335
Used for correlation across gateways
Timestamp: 2025-12-17 12:46:22 UTC
From Node: jopsis_tracker (👾)
To Node: !ffffffff (ffff)
Success: Processed
Protocol: POSITION_APP
Port: 3
Gateway: tizon (Sylv)
Channel: MediumFast
RSSI: Unknown
SNR: Unknown
Hop Info: 1/5 hops
Start: 5, Limit: 4
Relay Node: 0c Sylv
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: 46 bytes
Decoded: Yes
Decoded Data:
Latitude:40.316783°
Longitude:-3.705505°
Altitude:641 m
Satellites:17
Precision:32 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:46 bytes
Gateway:!9e7809e8
Channel:MediumFast
Payload Type:POSITION_APP
Hop Count:1 / 5
Privacy Summary
Exposure Level:
Broadcast
Privacy Features:
✓ Direct LoRa transmission (not via MQTT)
✓ Custom channel: MediumFast
+ 1 more...
Exposure Risks:
⚠ Visible to all nodes on channel
⚠ Packet visible to MQTT subscribers
+ 2 more...
MQTT ServiceEnvelope Fields

MQTT ServiceEnvelope contains the MeshPacket plus routing metadata

FieldValue
gateway_id !9e7809e8
Node ID format
channel_id MediumFast
packet MeshPacket (46 bytes)
Contains the actual mesh network packet
MeshPacket Fields

Core mesh packet with routing and payload information

FieldValueType
from 578056401
Source node ID 		uint32
to 4294967295 (Broadcast)
Visible to all nodes 		uint32
decoded.portnum 3
POSITION_APP 		enum
decoded.payload_length 46 bytes size
hop_limit 4
Remaining hops allowed 		uint32
hop_start 5
Initial hop limit 		uint32
hops_taken 1
Calculated: hop_start - hop_limit 		derived
rx_rssi Not set int32
rx_snr Not set float
rx_time 1765975581
Receive timestamp 		fixed32
via_mqtt False
Direct LoRa transmission 		bool
want_ack False
No ACK requested 		bool
priority 64
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 1765975582.6588984
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
Exposure Risks:
  • ⚠ Visible to all nodes on channel
  • ⚠ Packet visible to MQTT subscribers
  • ⚠ Full GPS precision shared
  • ⚠ Multi-hop path visible (1 hops)
MQTT-Specific Fields
Gateway ID: !9e7809e8
Position Precision: 32 bits (~1.0m accuracy)
Position precision meters: 1.0
Complete Payload Analysis

Detailed breakdown of all payload fields and decoded data

Payload Metadata:
Protocol:POSITION_APP
Size:46 bytes
Decoded: Yes
Complete Payload Data (JSON):
{ "latitude": 40.3167833, "longitude": -3.705505, "altitude": 641, "sats_in_view": 17, "precision_bits": 32 }
Complete Protobuf Decode (JSON)
{ "service_envelope": { "gateway_id": "!9e7809e8", "channel_id": "MediumFast", "packet": "MeshPacket (see mesh_packet below)" }, "mesh_packet": { "from": 578056401, "to": 4294967295, "id": 4162212661, "rx_time": 1765975581, "rx_snr": 0.0, "rx_rssi": 0, "hop_limit": 4, "hop_start": 5, "via_mqtt": 0, "want_ack": 0, "priority": 64, "delayed": 0, "channel_index": null, "pki_encrypted": 0, "next_hop": 0, "relay_node": 12, "tx_after": 0, "decoded": { "portnum": 3, "payload": "0d59da071815b695cafd188105252da6426928023d6ca542695066585d78008001f8abf308980111b00101b80120", "want_response": null, "dest": null, "source": null, "request_id": null, "reply_id": null, "emoji": null, "parsed_payload": { "latitude_i": 403167833, "longitude_i": -37055050, "altitude": 641, "time": 1765975597, "location_source": "LOC_INTERNAL", "timestamp": 1765975404, "altitude_geoidal_separation": 51, "PDOP": 93, "ground_speed": 0, "ground_track": 18667000, "sats_in_view": 17, "seq_number": 1, "precision_bits": 32, "type": "protobuf", "portnum": "POSITION_APP", "message_class": "Position" } } } }
Raw Packet Data (46 bytes)
0d59da071815b695cafd188105252da6426928023d6ca542695066585d78008001f8abf308980111b00101b80120
Hex Analysis:
Size:46 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
tizon (Sylv) Primary 0.000s
Reference 		Unknown Unknown 1 0c Sylv MediumFast 2025-12-17 12:46:22 UTC Current
🤖 Nicolas Cage 🌐 (Cage) -0.222s
Before 		-117.0 dBm -6.75 dB 0 d1 👾 MediumFast 2025-12-17 12:46:22 UTC View
Karabanchel_Baldur (KarB) +0.470s
After 		-91.0 dBm -0.50 dB 1 2d SkyB MediumFast 2025-12-17 12:46:23 UTC View
Meshtastic b2b4📡🌐 (b2b4) +0.472s
After 		-108.0 dBm -5.75 dB 1 2d SkyB MediumFast 2025-12-17 12:46:23 UTC View
Skynet (Sky) +0.919s
After 		-38.0 dBm 10.50 dB 1 2d SkyB MediumFast 2025-12-17 12:46:23 UTC View
GRN1-Base🗼🌐 🔋 (GRN1) +1.618s
After 		-106.0 dBm -13.50 dB 2 - MediumFast 2025-12-17 12:46:24 UTC View
ETH Maverick (ET01) +2.164s
After 		-107.0 dBm -6.75 dB 3 61 TO1 MediumFast 2025-12-17 12:46:24 UTC View
Meshtastic 1760 (1760) +2.400s
After 		-116.0 dBm Unknown 3 f5 RPT4 MediumFast 2025-12-17 12:46:25 UTC View
Aldinra_1640_🗼_🌐 (AldB) +2.424s
After 		-115.0 dBm -7.25 dB 3 f5 RPT4 MediumFast 2025-12-17 12:46:25 UTC View
Ocumare Norte🗼🌐 (RRN) +2.478s
After 		-102.0 dBm -7.50 dB 4 b0 Vbm , Vb2 MediumFast 2025-12-17 12:46:25 UTC View
Rodashtastic🗼🌐 (RDSt) +2.500s
After 		-117.0 dBm -7.25 dB 3 e8 GRN1 MediumFast 2025-12-17 12:46:25 UTC View
XiaoWatt c4c8 🌐🔌 (c4c8) +2.557s
After 		-78.0 dBm 6.50 dB 4 b0 Vbm , Vb2 MediumFast 2025-12-17 12:46:25 UTC View
Varela Bot 🏡🤖 (🤖) +2.620s
After 		-82.0 dBm 7.50 dB 3 1c 🏡 MediumFast 2025-12-17 12:46:25 UTC View
Venturada2🗼🌐☀️ (Vb2) +2.877s
After 		-89.0 dBm 3.25 dB 3 61 TO1 MediumFast 2025-12-17 12:46:25 UTC View
JAGO1_Cañaveral (JAGO) +3.032s
After 		Unknown 10.50 dB 4 70 JAG2 MediumFast 2025-12-17 12:46:25 UTC View
ETH Goose (ET03) +3.065s
After 		-34.0 dBm 11.25 dB 4 41 ET01 MediumFast 2025-12-17 12:46:25 UTC View
Meshtastic JT01 (JT01) +3.291s
After 		-126.0 dBm -13.75 dB 5 13 Sir MediumFast 2025-12-17 12:46:25 UTC View
PXT_Home (PXT1) +3.352s
After 		-114.0 dBm -5.00 dB 5 48 mfms MediumFast 2025-12-17 12:46:26 UTC View
Meshtastic 18a4 (18a4) +3.419s
After 		-113.0 dBm -5.25 dB 4 40 AldB MediumFast 2025-12-17 12:46:26 UTC View
Quass001 ☄️ (Q001) +3.605s
After 		-51.0 dBm 10.50 dB 4 3a Q005 MediumFast 2025-12-17 12:46:26 UTC View
Wake Up, Neo...📡 (NEO) +3.735s
After 		-95.0 dBm -2.00 dB 4 ec JAS MediumFast 2025-12-17 12:46:26 UTC View
[samsepi0l] 📡🌐 (tlg0) +4.347s
After 		-97.0 dBm -4.00 dB 2 - MediumFast 2025-12-17 12:46:27 UTC View
MOVIL 1 🟢 MANCHASTIC (MV1V) +4.830s
After 		-76.0 dBm 10.75 dB 5 b4 MediumFast 2025-12-17 12:46:27 UTC View
23

Total Receptions

23

Unique Gateways