Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.371436E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T05:51:50+0800
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    1 Object 1

    AOE ID 59737
    NORAD ID 59737
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63484
    NORAD ID 63484
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31821 STARLINK-33700
    Time of Closest Approach 2026-10-21T17:58:15+0000
    Collision Probability (Pc) 1.371436E-5
    Conjunction Distance (km) 1.027 km
    Relative Speed (km/s) 6.409 km/s
    Conjunction Risk Parameters R (Radial): 0.287 | I (In-track): 0.896 | C (Cross-track): -0.412
    Collision Risk Index (CRI) 0.58
    X Position (km) 2335.314 2336.306
    Position Y (km) -5016.284 -5016.079
    Position Z (km) -4060.462 -4060.63
    Velocity X (km/s) 7.067 5.467
    Velocity Y (km/s) 1.2 4.636
    Velocity Z (km/s) 2.584 -2.583

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31821 STARLINK-33700
    Semimajor Axis (a) 6861.200 km 6861.162 km
    Eccentricity (e) 0.000149 0.000055
    Inclination (i) 43.0015° 42.9969°
    RAAN 1.2575° 76.1931°
    Perigee Argument 274.9958° 253.3240°
    Mean Anomaly (M) 85.0724° 106.7551°
    Apogee 484.083 km 483.400 km
    Perigee 482.043 km 482.650 km
    Orbit Epoch 2026-10-19T05:01:55+0000 2026-10-19T10:00:09+0000

    STARLINK-31821 & STARLINK-33700 Collision Probability (Pc) Trend

    STARLINK-31821 & STARLINK-33700 Collision Probability (Pc) TrendNot Available

    STARLINK-31821 & STARLINK-33700 Miss Distance (Miss Distance) Trend

    STARLINK-31821 & STARLINK-33700 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31821Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33700Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31821Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33700Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31821

    No nearby objects data