Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.430449E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T05:18:16+0800
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    1 Object 1

    AOE ID 48148
    NORAD ID 48148
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 60148
    NORAD ID 60148
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2491 STARLINK-32021
    Time of Closest Approach 2026-10-21T08:04:10+0000
    Collision Probability (Pc) 1.430449E-6
    Conjunction Distance (km) 2.593 km
    Relative Speed (km/s) 11.631 km/s
    Conjunction Risk Parameters R (Radial): 1.783 | I (In-track): -1.208 | C (Cross-track): 1.445
    Collision Risk Index (CRI) 0.38
    X Position (km) -6342.368 -6343.95
    Position Y (km) 244.625 246.57
    Position Z (km) -2578.573 -2579.232
    Velocity X (km/s) -2.372 1.991
    Velocity Y (km/s) -4.847 -5.016
    Velocity Z (km/s) 5.39 -5.39

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2491 STARLINK-32021
    Semimajor Axis (a) 6846.879 km 6848.895 km
    Eccentricity (e) 0.000320 0.000155
    Inclination (i) 53.1599° 53.1606°
    RAAN 200.6697° 345.3829°
    Perigee Argument 101.5366° 85.9414°
    Mean Anomaly (M) 258.5995° 274.1764°
    Apogee 470.934 km 471.819 km
    Perigee 466.550 km 469.697 km
    Orbit Epoch 2026-10-20T05:35:00+0000 2026-10-20T04:32:35+0000

    STARLINK-2491 & STARLINK-32021 Collision Probability (Pc) Trend

    STARLINK-2491 & STARLINK-32021 Collision Probability (Pc) TrendNot Available

    STARLINK-2491 & STARLINK-32021 Miss Distance (Miss Distance) Trend

    STARLINK-2491 & STARLINK-32021 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2491Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32021Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2491Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32021Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2491

    No nearby objects data