Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.161087E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T09:14:34+0800
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    1 Object 1

    AOE ID 1829
    NORAD ID 1829
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 59728
    NORAD ID 59728
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter TITAN 3C TRANSTAGE DEB SHIYAN 23 (SY-23)
    Time of Closest Approach 2026-09-15T16:02:47+0000
    Collision Probability (Pc) 3.161087E-6
    Conjunction Distance (km) 1.888 km
    Relative Speed (km/s) 13.638 km/s
    Conjunction Risk Parameters R (Radial): -0.849 | I (In-track): -0.714 | C (Cross-track): -1.526
    Collision Risk Index (CRI) 0.45
    X Position (km) 1506.123 1504.895
    Position Y (km) 6740.419 6741.411
    Position Z (km) -1060.916 -1061.952
    Velocity X (km/s) -6.169 0.763
    Velocity Y (km/s) 1.997 -1.33
    Velocity Z (km/s) 3.867 -7.396

    Orbital Parameters 国际轨道数据源

    Parameter TITAN 3C TRANSTAGE DEB SHIYAN 23 (SY-23)
    Semimajor Axis (a) 6976.693 km 6985.030 km
    Eccentricity (e) 0.002339 0.000238
    Inclination (i) 32.2879° 97.7824°
    RAAN 107.9900° 256.7401°
    Perigee Argument 184.6458° 262.8751°
    Mean Anomaly (M) 175.3983° 97.2194°
    Apogee 614.878 km 608.559 km
    Perigee 582.234 km 605.227 km
    Orbit Epoch 2026-09-12T23:47:44+0000 2026-09-13T17:59:06+0000

    TITAN 3C TRANSTAGE DEB & SHIYAN 23 (SY-23) Collision Probability (Pc) Trend

    TITAN 3C TRANSTAGE DEB & SHIYAN 23 (SY-23) Collision Probability (Pc) TrendNot Available

    TITAN 3C TRANSTAGE DEB & SHIYAN 23 (SY-23) Miss Distance (Miss Distance) Trend

    TITAN 3C TRANSTAGE DEB & SHIYAN 23 (SY-23) Miss Distance (Miss Distance) TrendNot Available

    TITAN 3C TRANSTAGE DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SHIYAN 23 (SY-23)Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TITAN 3C TRANSTAGE DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SHIYAN 23 (SY-23)Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TITAN 3C TRANSTAGE DEB

    No nearby objects data