Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.09158E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T20:44:48+0800
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    1 Object 1

    AOE ID 53536
    NORAD ID 53536
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55112
    NORAD ID 55112
    Object Type PAYLOAD
    Country
    CH CH

    Conjunction Constraints

    Parameter STARLINK-4053 ASTROCAST-0404
    Time of Closest Approach 2026-10-21T04:35:17+0000
    Collision Probability (Pc) 3.09158E-6
    Conjunction Distance (km) 1.797 km
    Relative Speed (km/s) 10.634 km/s
    Conjunction Risk Parameters R (Radial): -1.009 | I (In-track): -1.059 | C (Cross-track): -1.041
    Collision Risk Index (CRI) 0.45
    X Position (km) 3231.67 3230.94
    Position Y (km) 2736.654 2735.013
    Position Z (km) -5390.182 -5390.169
    Velocity X (km/s) -3.689 5.52
    Velocity Y (km/s) 6.571 2.544
    Velocity Z (km/s) 1.125 4.597

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4053 ASTROCAST-0404
    Semimajor Axis (a) 6848.918 km 6849.388 km
    Eccentricity (e) 0.000144 0.000553
    Inclination (i) 53.1569° 97.5652°
    RAAN 123.7581° 28.5146°
    Perigee Argument 90.2160° 264.5207°
    Mean Anomaly (M) 269.9006° 95.5403°
    Apogee 471.767 km 475.038 km
    Perigee 469.795 km 467.464 km
    Orbit Epoch 2026-10-18T20:33:25+0000 2026-10-19T05:46:34+0000

    STARLINK-4053 & ASTROCAST-0404 Collision Probability (Pc) Trend

    STARLINK-4053 & ASTROCAST-0404 Collision Probability (Pc) TrendNot Available

    STARLINK-4053 & ASTROCAST-0404 Miss Distance (Miss Distance) Trend

    STARLINK-4053 & ASTROCAST-0404 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4053Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ASTROCAST-0404Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4053Collision Probability Trend

    Object 1 Probability TrendNot Available

    ASTROCAST-0404Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4053

    No nearby objects data