Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.142225E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T17:45:15+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53936
    NORAD ID 53936
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57679
    NORAD ID 57679
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4791 STARLINK-30321
    Time of Closest Approach 2026-10-28T20:18:32+0000
    Collision Probability (Pc) 1.142225E-6
    Conjunction Distance (km) 2.859 km
    Relative Speed (km/s) 10.08 km/s
    Conjunction Risk Parameters R (Radial): 2.84 | I (In-track): -0.245 | C (Cross-track): -0.216
    Collision Risk Index (CRI) 0.36
    X Position (km) 5285.913 5283.799
    Position Y (km) -1353.745 -1352.866
    Position Z (km) 4121.172 4119.462
    Velocity X (km/s) -1.524 4.372
    Velocity Y (km/s) 6.315 4.807
    Velocity Z (km/s) 4.017 -4.018

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4791 STARLINK-30321
    Semimajor Axis (a) 6844.635 km 6840.875 km
    Eccentricity (e) 0.000267 0.000142
    Inclination (i) 53.1590° 53.1549°
    RAAN 323.9651° 209.0789°
    Perigee Argument 54.1917° 119.3144°
    Mean Anomaly (M) 305.9333° 240.8001°
    Apogee 468.327 km 463.713 km
    Perigee 464.669 km 461.763 km
    Orbit Epoch 2026-10-26T02:23:12+0000 2026-10-26T22:24:21+0000

    STARLINK-4791 & STARLINK-30321 Collision Probability (Pc) Trend

    STARLINK-4791 & STARLINK-30321 Collision Probability (Pc) TrendNot Available

    STARLINK-4791 & STARLINK-30321 Miss Distance (Miss Distance) Trend

    STARLINK-4791 & STARLINK-30321 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4791Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30321Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4791Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30321Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4791

    No nearby objects data