Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.074915E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T06:55:26+0800
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    1 Object 1

    AOE ID 53017
    NORAD ID 53017
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58893
    NORAD ID 58893
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4281 STARLINK-31255
    Time of Closest Approach 2026-10-17T05:18:44+0000
    Collision Probability (Pc) 2.074915E-6
    Conjunction Distance (km) 2.084 km
    Relative Speed (km/s) 10.406 km/s
    Conjunction Risk Parameters R (Radial): 1.945 | I (In-track): -0.544 | C (Cross-track): -0.509
    Collision Risk Index (CRI) 0.41
    X Position (km) -5148.853 -5147.681
    Position Y (km) 2201.305 2199.993
    Position Z (km) 3923.901 3922.787
    Velocity X (km/s) 0.553 -4.95
    Velocity Y (km/s) -6.318 -3.967
    Velocity Z (km/s) 4.256 -4.257

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4281 STARLINK-31255
    Semimajor Axis (a) 6851.810 km 6840.832 km
    Eccentricity (e) 0.000178 0.000136
    Inclination (i) 53.1605° 53.1608°
    RAAN 132.4050° 17.8008°
    Perigee Argument 87.5413° 87.0631°
    Mean Anomaly (M) 18.3615° 273.0527°
    Apogee 474.892 km 463.625 km
    Perigee 472.454 km 461.765 km
    Orbit Epoch 2026-10-15T16:00:03+0000 2026-10-15T05:49:59+0000

    STARLINK-4281 & STARLINK-31255 Collision Probability (Pc) Trend

    STARLINK-4281 & STARLINK-31255 Collision Probability (Pc) TrendNot Available

    STARLINK-4281 & STARLINK-31255 Miss Distance (Miss Distance) Trend

    STARLINK-4281 & STARLINK-31255 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4281Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31255Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4281Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31255Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4281

    No nearby objects data