Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.587864E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:19:25+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 57918
    NORAD ID 57918
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-6254 STARLINK-30499
    Time of Closest Approach 2026-10-28T03:03:23+0000
    Collision Probability (Pc) 3.587864E-6
    Conjunction Distance (km) 1.558 km
    Relative Speed (km/s) 6.985 km/s
    Conjunction Risk Parameters R (Radial): 0.754 | I (In-track): -1.21 | C (Cross-track): 0.629
    Collision Risk Index (CRI) 0.46
    X Position (km) -5628.058 -5628.567
    Position Y (km) 459.586 460.996
    Position Z (km) -3898.253 -3898.678
    Velocity X (km/s) -2.528 1.425
    Velocity Y (km/s) -6.591 -6.912
    Velocity Z (km/s) 2.875 -2.874

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-6254 STARLINK-30499
    Semimajor Axis (a) 6861.647 km 6860.603 km
    Eccentricity (e) 0.000445 0.000247
    Inclination (i) 42.9977° 43.0025°
    RAAN 228.2522° 315.1538°
    Perigee Argument 292.3842° 281.0438°
    Mean Anomaly (M) 67.6538° 79.0136°
    Apogee 486.565 km 484.161 km
    Perigee 480.455 km 480.771 km
    Orbit Epoch 2026-10-27T05:19:49+0000 2026-10-26T18:38:43+0000

    STARLINK-6254 & STARLINK-30499 Collision Probability (Pc) Trend

    STARLINK-6254 & STARLINK-30499 Collision Probability (Pc) TrendNot Available

    STARLINK-6254 & STARLINK-30499 Miss Distance (Miss Distance) Trend

    STARLINK-6254 & STARLINK-30499 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-6254Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30499Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-6254Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30499Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-6254

    No nearby objects data