Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.398084E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T01:47:03+0800
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    1 Object 1

    AOE ID 57874
    NORAD ID 57874
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58637
    NORAD ID 58637
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30447 STARLINK-31077
    Time of Closest Approach 2026-10-27T20:19:28+0000
    Collision Probability (Pc) 2.398084E-6
    Conjunction Distance (km) 1.962 km
    Relative Speed (km/s) 10.35 km/s
    Conjunction Risk Parameters R (Radial): -0.513 | I (In-track): -1.384 | C (Cross-track): -1.291
    Collision Risk Index (CRI) 0.43
    X Position (km) -6316.951 -6317.198
    Position Y (km) -2591.541 -2589.596
    Position Z (km) 669.923 669.863
    Velocity X (km/s) 1.654 2.593
    Velocity Y (km/s) -5.377 -4.992
    Velocity Z (km/s) -5.149 5.15

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30447 STARLINK-31077
    Semimajor Axis (a) 6861.190 km 6861.987 km
    Eccentricity (e) 0.000152 0.000805
    Inclination (i) 43.0002° 43.0046°
    RAAN 31.4814° 200.3181°
    Perigee Argument 284.1580° 284.9745°
    Mean Anomaly (M) 75.9102° 75.0216°
    Apogee 484.100 km 489.373 km
    Perigee 482.006 km 478.327 km
    Orbit Epoch 2026-10-27T07:01:20+0000 2026-10-27T03:01:24+0000

    STARLINK-30447 & STARLINK-31077 Collision Probability (Pc) Trend

    STARLINK-30447 & STARLINK-31077 Collision Probability (Pc) TrendNot Available

    STARLINK-30447 & STARLINK-31077 Miss Distance (Miss Distance) Trend

    STARLINK-30447 & STARLINK-31077 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30447Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31077Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30447Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31077Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30447

    No nearby objects data