Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.282944E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:41:20+0800
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    1 Object 1

    AOE ID 54853
    NORAD ID 54853
    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-5427 STARLINK-31240
    Time of Closest Approach 2026-10-29T23:35:40+0000
    Collision Probability (Pc) 3.282944E-6
    Conjunction Distance (km) 1.644 km
    Relative Speed (km/s) 7.827 km/s
    Conjunction Risk Parameters R (Radial): -0.392 | I (In-track): -1.373 | C (Cross-track): -0.813
    Collision Risk Index (CRI) 0.45
    X Position (km) 958.084 959.714
    Position Y (km) -5764.687 -5764.758
    Position Z (km) 3587.535 3587.734
    Velocity X (km/s) 6.122 6.794
    Velocity Y (km/s) 3.095 -0.949
    Velocity Z (km/s) 3.334 -3.334

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5427 STARLINK-31240
    Semimajor Axis (a) 6861.246 km 6861.174 km
    Eccentricity (e) 0.000398 0.000150
    Inclination (i) 42.9902° 42.9996°
    RAAN 253.4113° 156.1014°
    Perigee Argument 281.9641° 271.9059°
    Mean Anomaly (M) 78.0764° 290.9170°
    Apogee 485.842 km 484.069 km
    Perigee 480.376 km 482.005 km
    Orbit Epoch 2026-10-27T07:02:10+0000 2026-10-27T06:00:04+0000

    STARLINK-5427 & STARLINK-31240 Collision Probability (Pc) Trend

    STARLINK-5427 & STARLINK-31240 Collision Probability (Pc) TrendNot Available

    STARLINK-5427 & STARLINK-31240 Miss Distance (Miss Distance) Trend

    STARLINK-5427 & STARLINK-31240 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5427Miss 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-5427Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31240Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5427

    No nearby objects data