Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.325568E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T12:17:37+0800
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    1 Object 1

    AOE ID 57090
    NORAD ID 57090
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57820
    NORAD ID 57820
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-6254 STARLINK-30409
    Time of Closest Approach 2026-10-25T09:15:45+0000
    Collision Probability (Pc) 1.325568E-6
    Conjunction Distance (km) 2.548 km
    Relative Speed (km/s) 9.717 km/s
    Conjunction Risk Parameters R (Radial): -0.479 | I (In-track): 1.934 | C (Cross-track): 1.588
    Collision Risk Index (CRI) 0.37
    X Position (km) -5151.231 -5153.123
    Position Y (km) -3982.462 -3980.762
    Position Z (km) -2165.181 -2165.324
    Velocity X (km/s) 2.381 4.803
    Velocity Y (km/s) -5.585 -3.713
    Velocity Z (km/s) 4.611 -4.611

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-6254 STARLINK-30409
    Semimajor Axis (a) 6860.857 km 6861.189 km
    Eccentricity (e) 0.000335 0.000184
    Inclination (i) 42.9986° 43.0003°
    RAAN 245.2382° 22.9032°
    Perigee Argument 257.0553° 251.7279°
    Mean Anomaly (M) 102.9925° 108.3372°
    Apogee 485.017 km 484.316 km
    Perigee 480.423 km 481.788 km
    Orbit Epoch 2026-10-24T05:08:18+0000 2026-10-24T07:15:00+0000

    STARLINK-6254 & STARLINK-30409 Collision Probability (Pc) Trend

    STARLINK-6254 & STARLINK-30409 Collision Probability (Pc) TrendNot Available

    STARLINK-6254 & STARLINK-30409 Miss Distance (Miss Distance) Trend

    STARLINK-6254 & STARLINK-30409 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-6254Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30409Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-6254Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30409Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-6254

    No nearby objects data