Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.941017E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T18:29:19+0800
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    1 Object 1

    AOE ID 13121
    NORAD ID 13121
    Object Type ROCKET BODY
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 67509
    NORAD ID 67509
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 R/B STARLINK-36541
    Time of Closest Approach 2026-10-22T05:32:16+0000
    Collision Probability (Pc) 1.941017E-6
    Conjunction Distance (km) 1.807 km
    Relative Speed (km/s) 5.219 km/s
    Conjunction Risk Parameters R (Radial): 1.289 | I (In-track): -1.19 | C (Cross-track): 0.433
    Collision Risk Index (CRI) 0.41
    X Position (km) -4423.52 -4424.081
    Position Y (km) 4938.734 4940.283
    Position Z (km) 1751.235 1750.494
    Velocity X (km/s) 0.388 -3.444
    Velocity Y (km/s) -2.243 -4.801
    Velocity Z (km/s) 7.276 4.824

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 R/B STARLINK-36541
    Semimajor Axis (a) 6852.137 km 6861.125 km
    Eccentricity (e) 0.000708 0.000120
    Inclination (i) 81.1848° 43.0015°
    RAAN 131.0550° 123.5410°
    Perigee Argument 222.2840° 268.4965°
    Mean Anomaly (M) 137.7852° 91.5750°
    Apogee 478.849 km 483.810 km
    Perigee 469.151 km 482.166 km
    Orbit Epoch 2026-10-20T22:05:35+0000 2026-10-20T18:55:10+0000

    SL-3 R/B & STARLINK-36541 Collision Probability (Pc) Trend

    SL-3 R/B & STARLINK-36541 Collision Probability (Pc) TrendNot Available

    SL-3 R/B & STARLINK-36541 Miss Distance (Miss Distance) Trend

    SL-3 R/B & STARLINK-36541 Miss Distance (Miss Distance) TrendNot Available

    SL-3 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36541Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36541Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 R/B

    No nearby objects data