Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.809749E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T15:41:10+0800
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    1 Object 1

    AOE ID 45212
    NORAD ID 45212
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53005
    NORAD ID 53005
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1231 STARLINK-4288
    Time of Closest Approach 2026-09-12T11:48:48+0000
    Collision Probability (Pc) 2.809749E-6
    Conjunction Distance (km) 1.782 km
    Relative Speed (km/s) 8.831 km/s
    Conjunction Risk Parameters R (Radial): -1.408 | I (In-track): 0.889 | C (Cross-track): -0.63
    Collision Risk Index (CRI) 0.44
    X Position (km) -5024.164 -5023.034
    Position Y (km) -440.119 -441.114
    Position Z (km) -4631.332 -4630.38
    Velocity X (km/s) -2.419 3.526
    Velocity Y (km/s) -6.463 -5.924
    Velocity Z (km/s) 3.245 -3.262

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1231 STARLINK-4288
    Semimajor Axis (a) 6842.997 km 6840.769 km
    Eccentricity (e) 0.000401 0.000083
    Inclination (i) 53.0350° 53.1604°
    RAAN 232.6823° 326.2810°
    Perigee Argument 29.5510° 43.8231°
    Mean Anomaly (M) 330.5717° 316.2837°
    Apogee 467.605 km 463.198 km
    Perigee 462.115 km 462.066 km
    Orbit Epoch 2026-09-11T15:44:01+0000 2026-09-11T11:20:00+0000

    STARLINK-1231 & STARLINK-4288 Collision Probability (Pc) Trend

    STARLINK-1231 & STARLINK-4288 Collision Probability (Pc) TrendNot Available

    STARLINK-1231 & STARLINK-4288 Miss Distance (Miss Distance) Trend

    STARLINK-1231 & STARLINK-4288 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1231Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4288Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1231Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4288Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1231

    No nearby objects data