Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.479687E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-07T21:21:23+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 53401
    NORAD ID 53401
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 54176
    NORAD ID 54176
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4525 STARLINK-5154
    Time of Closest Approach 2026-09-07T14:21:30+0000
    Collision Probability (Pc) 1.479687E-6
    Conjunction Distance (km) 2.494 km
    Relative Speed (km/s) 11.011 km/s
    Conjunction Risk Parameters R (Radial): 2.436 | I (In-track): -0.381 | C (Cross-track): -0.379
    Collision Risk Index (CRI) 0.38
    X Position (km) 3962.896 3961.09
    Position Y (km) 4391.892 4390.692
    Position Z (km) 3432.355 3431.122
    Velocity X (km/s) -5.786 -2.076
    Velocity Y (km/s) 1.49 5.604
    Velocity Z (km/s) 4.758 -4.758

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4525 STARLINK-5154
    Semimajor Axis (a) 6843.391 km 6840.874 km
    Eccentricity (e) 0.000089 0.000112
    Inclination (i) 53.1601° 53.1577°
    RAAN 26.7519° 256.2885°
    Perigee Argument 56.9634° 87.3996°
    Mean Anomaly (M) 303.1454° 272.7135°
    Apogee 465.866 km 463.502 km
    Perigee 464.642 km 461.972 km
    Orbit Epoch 2026-09-06T14:43:40+0000 2026-09-07T01:14:25+0000

    STARLINK-4525 & STARLINK-5154 Collision Probability (Pc) Trend

    STARLINK-4525 & STARLINK-5154 Collision Probability (Pc) TrendNot Available

    STARLINK-4525 & STARLINK-5154 Miss Distance (Miss Distance) Trend

    STARLINK-4525 & STARLINK-5154 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4525Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5154Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4525Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5154Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4525

    No nearby objects data