Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.053703E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T09:07:01+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 59201
    NORAD ID 59201
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59271
    NORAD ID 59271
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-31603 STARLINK-31630
    Time of Closest Approach 2026-09-12T06:33:54+0000
    Collision Probability (Pc) 1.053703E-6
    Conjunction Distance (km) 1.652 km
    Relative Speed (km/s) 1.062 km/s
    Conjunction Risk Parameters R (Radial): 1.31 | I (In-track): -1.003 | C (Cross-track): 0.072
    Collision Risk Index (CRI) 0.35
    X Position (km) -921.921 -922.725
    Position Y (km) 4003.732 4002.741
    Position Z (km) 5459.861 5458.813
    Velocity X (km/s) -7.521 -7.331
    Velocity Y (km/s) -1.296 -2.124
    Velocity Z (km/s) -0.319 0.318

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-31603 STARLINK-31630
    Semimajor Axis (a) 6840.935 km 6839.354 km
    Eccentricity (e) 0.000119 0.000089
    Inclination (i) 53.1624° 53.1615°
    RAAN 10.4991° 21.0636°
    Perigee Argument 81.3731° 45.2811°
    Mean Anomaly (M) 278.7407° 314.8264°
    Apogee 463.615 km 461.826 km
    Perigee 461.981 km 460.608 km
    Orbit Epoch 2026-09-11T17:39:20+0000 2026-09-11T14:33:38+0000

    STARLINK-31603 & STARLINK-31630 Collision Probability (Pc) Trend

    STARLINK-31603 & STARLINK-31630 Collision Probability (Pc) TrendNot Available

    STARLINK-31603 & STARLINK-31630 Miss Distance (Miss Distance) Trend

    STARLINK-31603 & STARLINK-31630 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-31603Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31630Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-31603Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31630Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-31603

    No nearby objects data