Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.402604E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T17:15:19+0800
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    1 Object 1

    AOE ID 39265
    NORAD ID 39265
    Object Type PAYLOAD
    Country
    CA CA
    ← VS →

    2 Object 2

    AOE ID 69429
    NORAD ID 69429
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CASSIOPE STARLINK-37857
    Time of Closest Approach 2026-10-18T08:04:17+0000
    Collision Probability (Pc) 7.402604E-6
    Conjunction Distance (km) 1.428 km
    Relative Speed (km/s) 13.483 km/s
    Conjunction Risk Parameters R (Radial): -0.853 | I (In-track): 0.536 | C (Cross-track): -1.011
    Collision Risk Index (CRI) 0.52
    X Position (km) -1041.974 -1041.168
    Position Y (km) -428.926 -428.347
    Position Z (km) -6758.274 -6759.3
    Velocity X (km/s) 0.904 -6.651
    Velocity Y (km/s) -7.542 3.623
    Velocity Z (km/s) 0.54 0.795

    Orbital Parameters 国际轨道数据源

    Parameter CASSIOPE STARLINK-37857
    Semimajor Axis (a) 6842.142 km 6843.660 km
    Eccentricity (e) 0.026013 0.000245
    Inclination (i) 80.9097° 97.2841°
    RAAN 277.9270° 150.4709°
    Perigee Argument 9.8069° 91.8158°
    Mean Anomaly (M) 350.8101° 268.3365°
    Apogee 641.988 km 467.198 km
    Perigee 286.022 km 463.848 km
    Orbit Epoch 2026-10-16T22:00:04+0000 2026-10-16T14:09:13+0000

    CASSIOPE & STARLINK-37857 Collision Probability (Pc) Trend

    CASSIOPE & STARLINK-37857 Collision Probability (Pc) TrendNot Available

    CASSIOPE & STARLINK-37857 Miss Distance (Miss Distance) Trend

    CASSIOPE & STARLINK-37857 Miss Distance (Miss Distance) TrendNot Available

    CASSIOPEMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37857Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CASSIOPECollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37857Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CASSIOPE

    No nearby objects data