Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.350328E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T20:56:56+0800
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    1 Object 1

    AOE ID 53151
    NORAD ID 53151
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54059
    NORAD ID 54059
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4040 STARLINK-5173
    Time of Closest Approach 2026-10-12T22:49:11+0000
    Collision Probability (Pc) 1.350328E-6
    Conjunction Distance (km) 2.743 km
    Relative Speed (km/s) 12.227 km/s
    Conjunction Risk Parameters R (Radial): -2.693 | I (In-track): 0.308 | C (Cross-track): -0.415
    Collision Risk Index (CRI) 0.38
    X Position (km) 2101.55 2102.87
    Position Y (km) 6507.81 6510.214
    Position Z (km) -67.942 -67.966
    Velocity X (km/s) -4.372 -4.339
    Velocity Y (km/s) 1.356 1.457
    Velocity Z (km/s) -6.113 6.112

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4040 STARLINK-5173
    Semimajor Axis (a) 6837.914 km 6840.852 km
    Eccentricity (e) 0.000122 0.000106
    Inclination (i) 53.1586° 53.1601°
    RAAN 255.1827° 78.3121°
    Perigee Argument 77.0251° 80.4716°
    Mean Anomaly (M) 283.0889° 279.6407°
    Apogee 460.614 km 463.443 km
    Perigee 458.940 km 461.987 km
    Orbit Epoch 2026-10-12T04:51:07+0000 2026-10-11T17:07:16+0000

    STARLINK-4040 & STARLINK-5173 Collision Probability (Pc) Trend

    STARLINK-4040 & STARLINK-5173 Collision Probability (Pc) TrendNot Available

    STARLINK-4040 & STARLINK-5173 Miss Distance (Miss Distance) Trend

    STARLINK-4040 & STARLINK-5173 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4040Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5173Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4040Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5173Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4040

    No nearby objects data