Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.828756E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T02:50:04+0800
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    1 Object 1

    AOE ID 52642
    NORAD ID 52642
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59223
    NORAD ID 59223
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3971 STARLINK-31420
    Time of Closest Approach 2026-10-18T21:08:06+0000
    Collision Probability (Pc) 1.828756E-6
    Conjunction Distance (km) 2.218 km
    Relative Speed (km/s) 10.67 km/s
    Conjunction Risk Parameters R (Radial): 2.128 | I (In-track): 0.45 | C (Cross-track): 0.434
    Collision Risk Index (CRI) 0.4
    X Position (km) -5613.274 -5615.147
    Position Y (km) 1195.261 1195.021
    Position Z (km) -3726.237 -3727.399
    Velocity X (km/s) 1.703 -3.974
    Velocity Y (km/s) -5.939 -4.731
    Velocity Z (km/s) -4.477 4.476

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3971 STARLINK-31420
    Semimajor Axis (a) 6837.782 km 6840.812 km
    Eccentricity (e) 0.000160 0.000070
    Inclination (i) 53.1601° 53.1559°
    RAAN 322.3930° 200.4330°
    Perigee Argument 78.9219° 43.3835°
    Mean Anomaly (M) 281.1963° 316.7223°
    Apogee 460.736 km 463.154 km
    Perigee 458.554 km 462.196 km
    Orbit Epoch 2026-10-18T02:59:05+0000 2026-10-18T04:07:34+0000

    STARLINK-3971 & STARLINK-31420 Collision Probability (Pc) Trend

    STARLINK-3971 & STARLINK-31420 Collision Probability (Pc) TrendNot Available

    STARLINK-3971 & STARLINK-31420 Miss Distance (Miss Distance) Trend

    STARLINK-3971 & STARLINK-31420 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3971Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31420Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3971Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31420Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3971

    No nearby objects data