Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.098768E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:41:21+0800
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    1 Object 1

    AOE ID 58087
    NORAD ID 58087
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59041
    NORAD ID 59041
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30557 STARLINK-31240
    Time of Closest Approach 2026-10-28T05:08:38+0000
    Collision Probability (Pc) 4.098768E-6
    Conjunction Distance (km) 1.395 km
    Relative Speed (km/s) 5.015 km/s
    Conjunction Risk Parameters R (Radial): 0.915 | I (In-track): 0.994 | C (Cross-track): 0.351
    Collision Risk Index (CRI) 0.47
    X Position (km) -50.24 -51.286
    Position Y (km) -5310.793 -5310.078
    Position Z (km) 4337.19 4336.608
    Velocity X (km/s) 7.217 7.188
    Velocity Y (km/s) 1.52 -1.657
    Velocity Z (km/s) 1.941 -1.939

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30557 STARLINK-31240
    Semimajor Axis (a) 6861.133 km 6861.174 km
    Eccentricity (e) 0.000321 0.000150
    Inclination (i) 43.0050° 42.9996°
    RAAN 214.6207° 156.1014°
    Perigee Argument 257.8453° 271.9059°
    Mean Anomaly (M) 102.2040° 290.9170°
    Apogee 485.197 km 484.069 km
    Perigee 480.795 km 482.005 km
    Orbit Epoch 2026-10-27T02:10:12+0000 2026-10-27T06:00:04+0000

    STARLINK-30557 & STARLINK-31240 Collision Probability (Pc) Trend

    STARLINK-30557 & STARLINK-31240 Collision Probability (Pc) TrendNot Available

    STARLINK-30557 & STARLINK-31240 Miss Distance (Miss Distance) Trend

    STARLINK-30557 & STARLINK-31240 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30557Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31240Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30557Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31240Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30557

    No nearby objects data