Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.542033E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T03:07:22+0800
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    1 Object 1

    AOE ID 52544
    NORAD ID 52544
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55665
    NORAD ID 55665
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3944 STARLINK-5474
    Time of Closest Approach 2026-10-19T22:36:46+0000
    Collision Probability (Pc) 1.542033E-6
    Conjunction Distance (km) 2.482 km
    Relative Speed (km/s) 11.637 km/s
    Conjunction Risk Parameters R (Radial): 2.482 | I (In-track): 0.004 | C (Cross-track): -0.003
    Collision Risk Index (CRI) 0.39
    X Position (km) -4659.838 -4661.527
    Position Y (km) 2142.043 2142.815
    Position Z (km) -4547.042 -4548.689
    Velocity X (km/s) -5.298 2.631
    Velocity Y (km/s) -4.288 -5.043
    Velocity Z (km/s) 3.412 -5.072

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3944 STARLINK-5474
    Semimajor Axis (a) 6848.850 km 6852.773 km
    Eccentricity (e) 0.000126 0.000413
    Inclination (i) 53.1595° 69.9993°
    RAAN 200.5720° 318.8299°
    Perigee Argument 93.1732° 264.0641°
    Mean Anomaly (M) 266.9414° 96.0064°
    Apogee 471.577 km 477.465 km
    Perigee 469.849 km 471.807 km
    Orbit Epoch 2026-10-19T04:03:54+0000 2026-10-19T01:14:26+0000

    STARLINK-3944 & STARLINK-5474 Collision Probability (Pc) Trend

    STARLINK-3944 & STARLINK-5474 Collision Probability (Pc) TrendNot Available

    STARLINK-3944 & STARLINK-5474 Miss Distance (Miss Distance) Trend

    STARLINK-3944 & STARLINK-5474 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3944Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5474Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3944Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5474Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3944

    No nearby objects data