Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.213542E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T03:31:05+0800
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    1 Object 1

    AOE ID 54871
    NORAD ID 54871
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58212
    NORAD ID 58212
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5397 STARLINK-30837
    Time of Closest Approach 2026-10-27T23:32:08+0000
    Collision Probability (Pc) 9.213542E-7
    Conjunction Distance (km) 2.729 km
    Relative Speed (km/s) 6.161 km/s
    Conjunction Risk Parameters R (Radial): 0.368 | I (In-track): -2.472 | C (Cross-track): -1.093
    Collision Risk Index (CRI) 0.34
    X Position (km) -5264.903 -5263.856
    Position Y (km) -1552.022 -1554.532
    Position Z (km) -4121.287 -4121.066
    Velocity X (km/s) 0.199 3.746
    Velocity Y (km/s) -7.207 -6.16
    Velocity Z (km/s) 2.463 -2.463

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5397 STARLINK-30837
    Semimajor Axis (a) 6860.909 km 6861.168 km
    Eccentricity (e) 0.000042 0.000116
    Inclination (i) 43.0013° 43.0027°
    RAAN 257.7985° 327.8287°
    Perigee Argument 350.9788° 253.0331°
    Mean Anomaly (M) 9.1056° 107.0394°
    Apogee 483.063 km 483.829 km
    Perigee 482.481 km 482.233 km
    Orbit Epoch 2026-10-26T14:51:08+0000 2026-10-27T02:04:55+0000

    STARLINK-5397 & STARLINK-30837 Collision Probability (Pc) Trend

    STARLINK-5397 & STARLINK-30837 Collision Probability (Pc) TrendNot Available

    STARLINK-5397 & STARLINK-30837 Miss Distance (Miss Distance) Trend

    STARLINK-5397 & STARLINK-30837 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5397Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30837Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5397Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30837Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5397

    No nearby objects data