Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.263684E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T09:59:10+0800
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    1 Object 1

    AOE ID 55112
    NORAD ID 55112
    Object Type PAYLOAD
    Country
    CH CH
    ← VS →

    2 Object 2

    AOE ID 65435
    NORAD ID 65435
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0404 STARLINK-34978
    Time of Closest Approach 2026-10-15T16:39:21+0000
    Collision Probability (Pc) 1.263684E-6
    Conjunction Distance (km) 2.919 km
    Relative Speed (km/s) 12.605 km/s
    Conjunction Risk Parameters R (Radial): -0.88 | I (In-track): -1.556 | C (Cross-track): 2.307
    Collision Risk Index (CRI) 0.37
    X Position (km) -1555.798 -1556.006
    Position Y (km) 255.325 252.54
    Position Z (km) -6669.922 -6669.075
    Velocity X (km/s) 6.703 -5.429
    Velocity Y (km/s) 3.321 5.136
    Velocity Z (km/s) -1.435 1.462

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0404 STARLINK-34978
    Semimajor Axis (a) 6850.093 km 6843.631 km
    Eccentricity (e) 0.000545 0.000279
    Inclination (i) 97.5661° 97.2839°
    RAAN 23.3822° 136.4910°
    Perigee Argument 284.5157° 102.1478°
    Mean Anomaly (M) 75.5479° 258.0078°
    Apogee 475.693 km 467.407 km
    Perigee 468.219 km 463.581 km
    Orbit Epoch 2026-10-14T05:01:32+0000 2026-10-14T03:24:47+0000

    ASTROCAST-0404 & STARLINK-34978 Collision Probability (Pc) Trend

    ASTROCAST-0404 & STARLINK-34978 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0404 & STARLINK-34978 Miss Distance (Miss Distance) Trend

    ASTROCAST-0404 & STARLINK-34978 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0404Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34978Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0404Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34978Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0404

    No nearby objects data