Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.283401E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T03:12:13+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 54098
    NORAD ID 54098
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57677
    NORAD ID 57677
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5217 STARLINK-30303
    Time of Closest Approach 2026-10-27T10:12:17+0000
    Collision Probability (Pc) 3.283401E-6
    Conjunction Distance (km) 1.81 km
    Relative Speed (km/s) 12.045 km/s
    Conjunction Risk Parameters R (Radial): -0.722 | I (In-track): -1.021 | C (Cross-track): 1.308
    Collision Risk Index (CRI) 0.45
    X Position (km) 6376.977 6376.786
    Position Y (km) 1935.887 1934.095
    Position Z (km) 1539.181 1539.017
    Velocity X (km/s) -2.669 -0.061
    Velocity Y (km/s) 4.099 4.891
    Velocity Z (km/s) 5.865 -5.866

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5217 STARLINK-30303
    Semimajor Axis (a) 6840.892 km 6840.454 km
    Eccentricity (e) 0.000111 0.000196
    Inclination (i) 53.1610° 53.1622°
    RAAN 12.4122° 212.7688°
    Perigee Argument 90.4690° 234.2361°
    Mean Anomaly (M) 269.6440° 125.8460°
    Apogee 463.517 km 463.658 km
    Perigee 461.993 km 460.976 km
    Orbit Epoch 2026-10-26T05:59:42+0000 2026-10-26T03:47:45+0000

    STARLINK-5217 & STARLINK-30303 Collision Probability (Pc) Trend

    STARLINK-5217 & STARLINK-30303 Collision Probability (Pc) TrendNot Available

    STARLINK-5217 & STARLINK-30303 Miss Distance (Miss Distance) Trend

    STARLINK-5217 & STARLINK-30303 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5217Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30303Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5217Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30303Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5217

    No nearby objects data