Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    5.866259E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-15T05:09:47+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 63321
    NORAD ID 63321
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 R/B STARLINK-33650
    Time of Closest Approach 2026-09-16T15:12:29+0000
    Collision Probability (Pc) 5.866259E-6
    Conjunction Distance (km) 1.515 km
    Relative Speed (km/s) 12.75 km/s
    Conjunction Risk Parameters R (Radial): -0.871 | I (In-track): 0.672 | C (Cross-track): 1.041
    Collision Risk Index (CRI) 0.5
    X Position (km) 6018.442 6017.517
    Position Y (km) -363.342 -362.142
    Position Z (km) -3279.472 -3279.476
    Velocity X (km/s) -3.496 2.393
    Velocity Y (km/s) 1.541 6.212
    Velocity Z (km/s) -6.588 3.71

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 R/B STARLINK-33650
    Semimajor Axis (a) 6853.055 km 6861.153 km
    Eccentricity (e) 0.000815 0.000132
    Inclination (i) 81.1891° 43.0028°
    RAAN 174.1525° 44.7841°
    Perigee Argument 2.7223° 273.4635°
    Mean Anomaly (M) 357.4056° 86.6066°
    Apogee 480.500 km 483.923 km
    Perigee 469.336 km 482.109 km
    Orbit Epoch 2026-09-14T13:39:02+0000 2026-09-14T10:02:57+0000

    SL-3 R/B & STARLINK-33650 Collision Probability (Pc) Trend

    SL-3 R/B & STARLINK-33650 Collision Probability (Pc) TrendNot Available

    SL-3 R/B & STARLINK-33650 Miss Distance (Miss Distance) Trend

    SL-3 R/B & STARLINK-33650 Miss Distance (Miss Distance) TrendNot Available

    SL-3 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33650Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33650Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 R/B

    No nearby objects data