Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.438895E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T16:41:57+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 22
    NORAD ID 22
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 56512
    NORAD ID 56512
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter EXPLORER 7 STARLINK-5349
    Time of Closest Approach 2026-10-22T20:17:36+0000
    Collision Probability (Pc) 1.438895E-6
    Conjunction Distance (km) 2.541 km
    Relative Speed (km/s) 11.086 km/s
    Conjunction Risk Parameters R (Radial): 2.528 | I (In-track): 0.183 | C (Cross-track): 0.184
    Collision Risk Index (CRI) 0.38
    X Position (km) 6785.04 6787.502
    Position Y (km) 992.022 992.643
    Position Z (km) -112.559 -112.623
    Velocity X (km/s) -0.848 -0.727
    Velocity Y (km/s) 4.801 5.529
    Velocity Z (km/s) -5.859 5.202

    Orbital Parameters 国际轨道数据源

    Parameter EXPLORER 7 STARLINK-5349
    Semimajor Axis (a) 6849.459 km 6861.218 km
    Eccentricity (e) 0.007295 0.000120
    Inclination (i) 50.2419° 43.0039°
    RAAN 197.0995° 23.7351°
    Perigee Argument 273.0462° 288.2938°
    Mean Anomaly (M) 86.2154° 71.7783°
    Apogee 521.291 km 483.908 km
    Perigee 421.353 km 482.254 km
    Orbit Epoch 2026-10-20T22:05:14+0000 2026-10-20T07:05:51+0000

    EXPLORER 7 & STARLINK-5349 Collision Probability (Pc) Trend

    EXPLORER 7 & STARLINK-5349 Collision Probability (Pc) TrendNot Available

    EXPLORER 7 & STARLINK-5349 Miss Distance (Miss Distance) Trend

    EXPLORER 7 & STARLINK-5349 Miss Distance (Miss Distance) TrendNot Available

    EXPLORER 7Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5349Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    EXPLORER 7Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5349Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with EXPLORER 7

    No nearby objects data