Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.452921E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:40:12+0800
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    1 Object 1

    AOE ID 55111
    NORAD ID 55111
    Object Type PAYLOAD
    Country
    CH CH
    ← VS →

    2 Object 2

    AOE ID 58151
    NORAD ID 58151
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0403 STARLINK-30834
    Time of Closest Approach 2026-10-22T20:54:00+0000
    Collision Probability (Pc) 2.452921E-6
    Conjunction Distance (km) 2.113 km
    Relative Speed (km/s) 14.375 km/s
    Conjunction Risk Parameters R (Radial): 1.085 | I (In-track): -0.612 | C (Cross-track): 1.706
    Collision Risk Index (CRI) 0.43
    X Position (km) 4819.665 4821.633
    Position Y (km) 2476.054 2475.288
    Position Z (km) 4164.071 4164.028
    Velocity X (km/s) -3.51 0.076
    Velocity Y (km/s) -3.228 6.533
    Velocity Z (km/s) 5.966 -3.959

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0403 STARLINK-30834
    Semimajor Axis (a) 6834.560 km 6840.802 km
    Eccentricity (e) 0.000320 0.000111
    Inclination (i) 97.5604° 53.1557°
    RAAN 30.3659° 254.3413°
    Perigee Argument 228.8942° 94.7904°
    Mean Anomaly (M) 131.2026° 265.3226°
    Apogee 458.611 km 463.426 km
    Perigee 454.235 km 461.904 km
    Orbit Epoch 2026-10-20T06:13:09+0000 2026-10-20T07:22:19+0000

    ASTROCAST-0403 & STARLINK-30834 Collision Probability (Pc) Trend

    ASTROCAST-0403 & STARLINK-30834 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0403 & STARLINK-30834 Miss Distance (Miss Distance) Trend

    ASTROCAST-0403 & STARLINK-30834 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0403Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30834Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0403Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30834Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0403

    No nearby objects data