Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.409815E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T17:15:54+0800
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    1 Object 1

    AOE ID 53504
    NORAD ID 53504
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68756
    NORAD ID 68756
    Object Type ROCKET BODY
    Country
    CIS CIS

    Conjunction Constraints

    Parameter STARLINK-4448 VOLGA R/B
    Time of Closest Approach 2026-09-14T02:31:09+0000
    Collision Probability (Pc) 2.409815E-6
    Conjunction Distance (km) 1.145 km
    Relative Speed (km/s) 0.522 km/s
    Conjunction Risk Parameters R (Radial): -0.321 | I (In-track): 1.098 | C (Cross-track): -0.047
    Collision Risk Index (CRI) 0.43
    X Position (km) -558.567 -557.609
    Position Y (km) -1227.067 -1226.669
    Position Z (km) 6690.712 6691.193
    Velocity X (km/s) -6.934 -6.709
    Velocity Y (km/s) -3.002 -3.468
    Velocity Z (km/s) -1.128 -1.191

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4448 VOLGA R/B
    Semimajor Axis (a) 6833.377 km 6843.730 km
    Eccentricity (e) 0.000119 0.001593
    Inclination (i) 97.5238° 96.9248°
    RAAN 22.2532° 26.2742°
    Perigee Argument 131.8986° 100.3292°
    Mean Anomaly (M) 228.2359° 259.9748°
    Apogee 456.054 km 476.496 km
    Perigee 454.426 km 454.690 km
    Orbit Epoch 2026-09-11T20:57:54+0000 2026-09-11T19:16:31+0000

    STARLINK-4448 & VOLGA R/B Collision Probability (Pc) Trend

    STARLINK-4448 & VOLGA R/B Collision Probability (Pc) TrendNot Available

    STARLINK-4448 & VOLGA R/B Miss Distance (Miss Distance) Trend

    STARLINK-4448 & VOLGA R/B Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4448Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    VOLGA R/BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4448Collision Probability Trend

    Object 1 Probability TrendNot Available

    VOLGA R/BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4448

    No nearby objects data