Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    4.679473E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T02:05:37+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 60127
    NORAD ID 60127
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 R/B STARLINK-31840
    Time of Closest Approach 2026-10-25T11:22:07+0000
    Collision Probability (Pc) 4.679473E-4
    Conjunction Distance (km) 0.283 km
    Relative Speed (km/s) 10.11 km/s
    Conjunction Risk Parameters R (Radial): -0.255 | I (In-track): 0.087 | C (Cross-track): 0.086
    Collision Risk Index (CRI) 0.88
    X Position (km) 3056.03 3055.951
    Position Y (km) -2807.522 -2807.307
    Position Z (km) -5455.666 -5455.5
    Velocity X (km/s) -3.014 5.711
    Velocity Y (km/s) 5.389 5.005
    Velocity Z (km/s) -4.467 0.625

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 R/B STARLINK-31840
    Semimajor Axis (a) 6852.040 km 6848.879 km
    Eccentricity (e) 0.000723 0.000099
    Inclination (i) 81.1838° 53.1606°
    RAAN 127.0996° 46.4379°
    Perigee Argument 209.6598° 73.3228°
    Mean Anomaly (M) 150.4230° 286.7883°
    Apogee 478.855 km 471.423 km
    Perigee 468.951 km 470.061 km
    Orbit Epoch 2026-10-24T06:06:37+0000 2026-10-23T14:19:14+0000

    SL-3 R/B & STARLINK-31840 Collision Probability (Pc) Trend

    SL-3 R/B & STARLINK-31840 Collision Probability (Pc) TrendNot Available

    SL-3 R/B & STARLINK-31840 Miss Distance (Miss Distance) Trend

    SL-3 R/B & STARLINK-31840 Miss Distance (Miss Distance) TrendNot Available

    SL-3 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31840Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31840Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 R/B

    No nearby objects data