Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.359497E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T10:02:26+0800
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    1 Object 1

    AOE ID 58830
    NORAD ID 58830
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63888
    NORAD ID 63888
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31253 STARLINK-33981
    Time of Closest Approach 2026-10-20T17:57:23+0000
    Collision Probability (Pc) 1.359497E-6
    Conjunction Distance (km) 2.779 km
    Relative Speed (km/s) 12.773 km/s
    Conjunction Risk Parameters R (Radial): 2.731 | I (In-track): -0.284 | C (Cross-track): 0.427
    Collision Risk Index (CRI) 0.38
    X Position (km) -5063.611 -5065.934
    Position Y (km) -3218.58 -3219.457
    Position Z (km) -3312.132 -3313.377
    Velocity X (km/s) 0.538 4.459
    Velocity Y (km/s) -5.845 -0.694
    Velocity Z (km/s) 4.866 -6.144

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31253 STARLINK-33981
    Semimajor Axis (a) 6848.888 km 6852.658 km
    Eccentricity (e) 0.000174 0.000489
    Inclination (i) 53.1578° 69.9989°
    RAAN 248.4070° 27.3424°
    Perigee Argument 86.7284° 278.5774°
    Mean Anomaly (M) 273.3917° 81.4847°
    Apogee 471.945 km 477.872 km
    Perigee 469.557 km 471.170 km
    Orbit Epoch 2026-10-18T06:36:36+0000 2026-10-18T07:00:01+0000

    STARLINK-31253 & STARLINK-33981 Collision Probability (Pc) Trend

    STARLINK-31253 & STARLINK-33981 Collision Probability (Pc) TrendNot Available

    STARLINK-31253 & STARLINK-33981 Miss Distance (Miss Distance) Trend

    STARLINK-31253 & STARLINK-33981 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31253Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33981Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31253Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33981Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31253

    No nearby objects data