Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.309298E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T11:16:25+0800
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    1 Object 1

    AOE ID 59489
    NORAD ID 59489
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67294
    NORAD ID 67294
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-31638 OBJECT AY
    Time of Closest Approach 2026-10-20T20:04:16+0000
    Collision Probability (Pc) 1.309298E-6
    Conjunction Distance (km) 2.948 km
    Relative Speed (km/s) 13.702 km/s
    Conjunction Risk Parameters R (Radial): -2.891 | I (In-track): -0.26 | C (Cross-track): 0.505
    Collision Risk Index (CRI) 0.37
    X Position (km) 5622.592 5625.041
    Position Y (km) 1228.142 1229.147
    Position Z (km) -3739.234 -3740.528
    Velocity X (km/s) -3.401 4.256
    Velocity Y (km/s) 6.06 -0.265
    Velocity Z (km/s) -3.127 6.312

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31638 OBJECT AY
    Semimajor Axis (a) 6861.164 km 6862.761 km
    Eccentricity (e) 0.000141 0.000682
    Inclination (i) 43.0045° 97.3829°
    RAAN 154.6444° 5.8147°
    Perigee Argument 252.5710° 278.9667°
    Mean Anomaly (M) 107.4987° 81.0799°
    Apogee 483.998 km 489.308 km
    Perigee 482.056 km 479.940 km
    Orbit Epoch 2026-10-19T16:22:42+0000 2026-10-19T03:19:41+0000

    STARLINK-31638 & OBJECT AY Collision Probability (Pc) Trend

    STARLINK-31638 & OBJECT AY Collision Probability (Pc) TrendNot Available

    STARLINK-31638 & OBJECT AY Miss Distance (Miss Distance) Trend

    STARLINK-31638 & OBJECT AY Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31638Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT AYMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31638Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT AYCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31638

    No nearby objects data