Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.539355E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T14:18:47+0800
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    1 Object 1

    AOE ID 58153
    NORAD ID 58153
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63877
    NORAD ID 63877
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30831 STARLINK-33778
    Time of Closest Approach 2026-10-18T13:31:30+0000
    Collision Probability (Pc) 1.539355E-6
    Conjunction Distance (km) 2.502 km
    Relative Speed (km/s) 11.879 km/s
    Conjunction Risk Parameters R (Radial): 2.5 | I (In-track): -0.058 | C (Cross-track): 0.076
    Collision Risk Index (CRI) 0.39
    X Position (km) -3763.584 -3765.031
    Position Y (km) -3692.32 -3693.61
    Position Z (km) -4379.616 -4381.196
    Velocity X (km/s) 1.985 5.486
    Velocity Y (km/s) -6.377 0.636
    Velocity Z (km/s) 3.674 -5.252

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30831 STARLINK-33778
    Semimajor Axis (a) 6848.835 km 6852.666 km
    Eccentricity (e) 0.000159 0.000357
    Inclination (i) 53.1585° 70.0017°
    RAAN 273.2605° 31.9679°
    Perigee Argument 87.1865° 272.6628°
    Mean Anomaly (M) 272.9318° 87.4139°
    Apogee 471.787 km 476.976 km
    Perigee 469.609 km 472.082 km
    Orbit Epoch 2026-10-16T08:30:43+0000 2026-10-16T15:03:56+0000

    STARLINK-30831 & STARLINK-33778 Collision Probability (Pc) Trend

    STARLINK-30831 & STARLINK-33778 Collision Probability (Pc) TrendNot Available

    STARLINK-30831 & STARLINK-33778 Miss Distance (Miss Distance) Trend

    STARLINK-30831 & STARLINK-33778 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30831Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33778Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30831Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33778Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30831

    No nearby objects data