Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.974741E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T19:58:24+0800
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    1 Object 1

    AOE ID 58978
    NORAD ID 58978
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64554
    NORAD ID 64554
    Object Type UNKNOWN
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-31355 OBJECT AC
    Time of Closest Approach 2026-10-31T09:19:58+0000
    Collision Probability (Pc) 3.974741E-6
    Conjunction Distance (km) 1.757 km
    Relative Speed (km/s) 14.179 km/s
    Conjunction Risk Parameters R (Radial): -1.563 | I (In-track): 0.302 | C (Cross-track): 0.743
    Collision Risk Index (CRI) 0.47
    X Position (km) 2833.838 2832.467
    Position Y (km) 4216.819 4216.001
    Position Z (km) 4573.015 4572.282
    Velocity X (km/s) -3.428 -1.7
    Velocity Y (km/s) 5.947 -4.928
    Velocity Z (km/s) -3.35 5.582

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31355 OBJECT AC
    Semimajor Axis (a) 6840.840 km 6837.120 km
    Eccentricity (e) 0.000099 0.000153
    Inclination (i) 53.1612° 97.4762°
    RAAN 292.6499° 59.7126°
    Perigee Argument 350.3869° 170.9413°
    Mean Anomaly (M) 9.7114° 189.1858°
    Apogee 463.379 km 460.033 km
    Perigee 462.027 km 457.933 km
    Orbit Epoch 2026-10-28T08:53:23+0000 2026-10-28T06:05:08+0000

    STARLINK-31355 & OBJECT AC Collision Probability (Pc) Trend

    STARLINK-31355 & OBJECT AC Collision Probability (Pc) TrendNot Available

    STARLINK-31355 & OBJECT AC Miss Distance (Miss Distance) Trend

    STARLINK-31355 & OBJECT AC Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31355Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT ACMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31355Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT ACCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31355

    No nearby objects data