Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.778733E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:29:59+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 50193
    NORAD ID 50193
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62661
    NORAD ID 62661
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3261 FLOCK 4G 2
    Time of Closest Approach 2026-09-05T05:39:26+0000
    Collision Probability (Pc) 2.778733E-6
    Conjunction Distance (km) 2.021 km
    Relative Speed (km/s) 14.741 km/s
    Conjunction Risk Parameters R (Radial): 1.969 | I (In-track): -0.123 | C (Cross-track): -0.437
    Collision Risk Index (CRI) 0.44
    X Position (km) 5921.551 5923.024
    Position Y (km) -3246.125 -3247.415
    Position Z (km) -1154.814 -1155.312
    Velocity X (km/s) 1.34 0.63
    Velocity Y (km/s) 4.556 -1.481
    Velocity Z (km/s) -5.972 7.457

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3261 FLOCK 4G 2
    Semimajor Axis (a) 6848.874 km 6850.342 km
    Eccentricity (e) 0.000146 0.000508
    Inclination (i) 53.1603° 97.3961°
    RAAN 150.7500° 327.9738°
    Perigee Argument 95.6502° 60.2270°
    Mean Anomaly (M) 264.4666° 299.9477°
    Apogee 471.736 km 475.688 km
    Perigee 469.738 km 468.722 km
    Orbit Epoch 2026-09-03T18:22:13+0000 2026-09-03T05:04:48+0000

    STARLINK-3261 & FLOCK 4G 2 Collision Probability (Pc) Trend

    STARLINK-3261 & FLOCK 4G 2 Collision Probability (Pc) TrendNot Available

    STARLINK-3261 & FLOCK 4G 2 Miss Distance (Miss Distance) Trend

    STARLINK-3261 & FLOCK 4G 2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3261Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3261Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3261

    No nearby objects data